Merge branch 'rickard/time_api/OTP-11997'

* rickard/time_api/OTP-11997: (22 commits) Update primary bootstrap inets: Suppress deprecated warning on erlang:now/0 inets: Cleanup of multiple copies of functions Add inets_lib with common functions used by multiple modules inets: Update comments Suppress deprecated warning on erlang:now/0 Use new time API and be back-compatible in inets Remove unused functions and removed redundant test asn1 test SUITE: Eliminate use of now/0 Disable deprecated warning on erlang:now/0 in diameter_lib Use new time API and be back-compatible in ssh Replace all calls to now/0 in CT with new time API functions test_server: Replace usage of erlang:now() with usage of new API Replace usage of erlang:now() with usage of new API Replace usage of erlang:now() with usage of new API Replace usage of erlang:now() with usage of new API Replace usage of erlang:now() with usage of new API otp_SUITE: Warn for calls to erlang:now/0 Replace usage of erlang:now() with usage of new API Multiple timer wheels Erlang based BIF timer implementation for scalability Implement ethread events with timeout ... Conflicts: bootstrap/bin/start.boot bootstrap/bin/start_clean.boot bootstrap/lib/compiler/ebin/beam_asm.beam bootstrap/lib/compiler/ebin/compile.beam bootstrap/lib/kernel/ebin/auth.beam bootstrap/lib/kernel/ebin/dist_util.beam bootstrap/lib/kernel/ebin/global.beam bootstrap/lib/kernel/ebin/hipe_unified_loader.beam bootstrap/lib/kernel/ebin/inet_db.beam bootstrap/lib/kernel/ebin/inet_dns.beam bootstrap/lib/kernel/ebin/inet_res.beam bootstrap/lib/kernel/ebin/os.beam bootstrap/lib/kernel/ebin/pg2.beam bootstrap/lib/stdlib/ebin/dets.beam bootstrap/lib/stdlib/ebin/dets_utils.beam bootstrap/lib/stdlib/ebin/erl_tar.beam bootstrap/lib/stdlib/ebin/escript.beam bootstrap/lib/stdlib/ebin/file_sorter.beam bootstrap/lib/stdlib/ebin/otp_internal.beam bootstrap/lib/stdlib/ebin/qlc.beam bootstrap/lib/stdlib/ebin/random.beam bootstrap/lib/stdlib/ebin/supervisor.beam bootstrap/lib/stdlib/ebin/timer.beam erts/aclocal.m4 erts/emulator/beam/bif.c erts/emulator/beam/erl_bif_info.c erts/emulator/beam/erl_db_hash.c erts/emulator/beam/erl_init.c erts/emulator/beam/erl_process.h erts/emulator/beam/erl_thr_progress.c erts/emulator/beam/utils.c erts/emulator/sys/unix/sys.c erts/preloaded/ebin/erlang.beam erts/preloaded/ebin/erts_internal.beam erts/preloaded/ebin/init.beam erts/preloaded/src/erts_internal.erl lib/common_test/test/ct_hooks_SUITE_data/cth/tests/empty_cth.erl lib/diameter/src/base/diameter_lib.erl lib/kernel/src/os.erl lib/ssh/test/ssh_basic_SUITE.erl system/doc/efficiency_guide/advanced.xml
author: Rickard Green <[email protected]> 2015-03-20 21:29:30 +0100
committer: Rickard Green <[email protected]> 2015-03-20 21:29:30 +0100
commit: f4e3cd1c970cfc5ad54f2ed64832d05749c305d4 (patch)
tree: a008c88d68c801ac290373920435d952b027905c /lib
parent: c0d3f4cbb5775a9214366e0d9cb76847d69c3459 (diff)
parent: e7a713167e3390bfa7d7ada2eafe5fe16f185405 (diff)
download: otp-f4e3cd1c970cfc5ad54f2ed64832d05749c305d4.tar.gz
otp-f4e3cd1c970cfc5ad54f2ed64832d05749c305d4.tar.bz2
otp-f4e3cd1c970cfc5ad54f2ed64832d05749c305d4.zip
104 files changed, 625 insertions, 453 deletions
diff --git a/lib/asn1/src/asn1.app.src b/lib/asn1/src/asn1.app.src
index 02cbba0f10..1f8805ff5e 100644
--- a/lib/asn1/src/asn1.app.src
+++ b/lib/asn1/src/asn1.app.src
@@ -11,5 +11,5 @@
 		]},
   {env, []},
   {applications, [kernel, stdlib]},
-  {runtime_dependencies, ["stdlib-2.0","kernel-3.0","erts-6.0"]}
+  {runtime_dependencies, ["stdlib-2.0","kernel-3.0","erts-7.0"]}
   ]}.
diff --git a/lib/asn1/src/asn1ct_value.erl b/lib/asn1/src/asn1ct_value.erl
index 221cd991a7..c5901d5489 100644
--- a/lib/asn1/src/asn1ct_value.erl
+++ b/lib/asn1/src/asn1ct_value.erl
@@ -352,8 +352,9 @@ random_unnamed_bit_string(M, C) ->
 %%     end.
 
 random(Upper) ->
-    {A1,A2,A3} = erlang:now(),
-    _ = random:seed(A1, A2, A3),
+    _ = random:seed(erlang:phash2([erlang:node()]),
+		    erlang:monotonic_time(),
+		    erlang:unique_integer()),
     random:uniform(Upper).
 
 size_random(C) ->
diff --git a/lib/asn1/test/testPrimStrings.erl b/lib/asn1/test/testPrimStrings.erl
index 155d6f6ff5..43835728e8 100644
--- a/lib/asn1/test/testPrimStrings.erl
+++ b/lib/asn1/test/testPrimStrings.erl
@@ -232,7 +232,8 @@ bit_string(Rules, Opts) ->
     end.
 
 random_bits(N) ->
-    Seed = integer_to_list(erlang:phash2(erlang:now())),
+    Seed0 = {erlang:monotonic_time(),erlang:unique_integer()},
+    Seed = integer_to_list(erlang:phash2(Seed0)),
     random_bits(<<>>, N, Seed).
 
 random_bits(Bin, N, Seed) ->
diff --git a/lib/common_test/src/ct_config.erl b/lib/common_test/src/ct_config.erl
index 5c80a299f8..4b92ca6f8f 100644
--- a/lib/common_test/src/ct_config.erl
+++ b/lib/common_test/src/ct_config.erl
@@ -693,8 +693,7 @@ make_crypto_key(String) ->
     {[K1,K2,K3],IVec}.
 
 random_bytes(N) ->
-    {A,B,C} = now(),
-    random:seed(A, B, C),
+    random:seed(os:timestamp()),
     random_bytes_1(N, []).
 
 random_bytes_1(0, Acc) -> Acc;
diff --git a/lib/common_test/src/ct_conn_log_h.erl b/lib/common_test/src/ct_conn_log_h.erl
index cff02a46d9..2d15035cd8 100644
--- a/lib/common_test/src/ct_conn_log_h.erl
+++ b/lib/common_test/src/ct_conn_log_h.erl
@@ -34,6 +34,8 @@
 
 -define(WIDTH,80).
 
+-define(now, os:timestamp()).
+
 %%%-----------------------------------------------------------------
 %%% Callbacks
 init({GL,ConnLogs}) ->
@@ -72,14 +74,14 @@ handle_event({_Type, GL, _Msg}, State) when node(GL) /= node() ->
 handle_event({_Type,GL,{Pid,{ct_connection,Mod,Action,ConnName},Report}},
 	     State) ->
     Info = conn_info(Pid,#conn_log{name=ConnName,action=Action,module=Mod}),
-    write_report(now(),Info,Report,GL,State),
+    write_report(?now,Info,Report,GL,State),
     {ok, State};
 handle_event({_Type,GL,{Pid,Info=#conn_log{},Report}}, State) ->
-    write_report(now(),conn_info(Pid,Info),Report,GL,State),
+    write_report(?now,conn_info(Pid,Info),Report,GL,State),
     {ok, State};
 handle_event({error_report,GL,{Pid,_,[{ct_connection,ConnName}|R]}}, State) ->
     %% Error reports from connection
-    write_error(now(),conn_info(Pid,#conn_log{name=ConnName}),R,GL,State),
+    write_error(?now,conn_info(Pid,#conn_log{name=ConnName}),R,GL,State),
     {ok, State};
 handle_event(_What, State) ->
     {ok, State}.
diff --git a/lib/common_test/src/ct_logs.erl b/lib/common_test/src/ct_logs.erl
index dc118ed149..12749a8cc4 100644
--- a/lib/common_test/src/ct_logs.erl
+++ b/lib/common_test/src/ct_logs.erl
@@ -73,6 +73,8 @@
 
 -define(abs(Name), filename:absname(Name)).
 
+-define(now, os:timestamp()).
+
 -record(log_cache, {version,
 		    all_runs = [],
 		    tests = []}).
@@ -311,7 +313,7 @@ unregister_groupleader(Pid) ->
 %%% data to log (as in <code>io:format(Format,Args)</code>).</p>
 log(Heading,Format,Args) ->
     cast({log,sync,self(),group_leader(),ct_internal,?MAX_IMPORTANCE,
-	  [{int_header(),[log_timestamp(now()),Heading]},
+	  [{int_header(),[log_timestamp(?now),Heading]},
 	   {Format,Args},
 	   {int_footer(),[]}]}),
     ok.
@@ -333,7 +335,7 @@ log(Heading,Format,Args) ->
 %%% @see end_log/0
 start_log(Heading) ->
     cast({log,sync,self(),group_leader(),ct_internal,?MAX_IMPORTANCE,
-	  [{int_header(),[log_timestamp(now()),Heading]}]}),
+	  [{int_header(),[log_timestamp(?now),Heading]}]}),
     ok.
 
 %%%-----------------------------------------------------------------
@@ -491,11 +493,11 @@ tc_print(Category,Importance,Format,Args) ->
 get_heading(default) ->
     io_lib:format("\n-----------------------------"
 		  "-----------------------\n~s\n",
-		  [log_timestamp(now())]);
+		  [log_timestamp(?now)]);
 get_heading(Category) ->
     io_lib:format("\n-----------------------------"
 		  "-----------------------\n~s  ~w\n",
-		  [log_timestamp(now()),Category]).    
+		  [log_timestamp(?now),Category]).    
     
 
 %%%-----------------------------------------------------------------
@@ -553,13 +555,13 @@ div_header(Class) ->
     div_header(Class,"User").
 div_header(Class,Printer) ->
     "\n<div class=\"" ++ atom_to_list(Class) ++ "\"><b>*** " ++ Printer ++
-    " " ++ log_timestamp(now()) ++ " ***</b>".
+    " " ++ log_timestamp(?now) ++ " ***</b>".
 div_footer() ->
     "</div>".
 
 
 maybe_log_timestamp() ->
-    {MS,S,US} = now(),
+    {MS,S,US} = ?now,
     case get(log_timestamp) of
 	{MS,S,_} ->
 	    ok;
@@ -686,7 +688,7 @@ logger(Parent, Mode, Verbosity) ->
     make_last_run_index(Time),
     CtLogFd = open_ctlog(?misc_io_log),
     io:format(CtLogFd,int_header()++int_footer(),
-	      [log_timestamp(now()),"Common Test Logger started"]),
+	      [log_timestamp(?now),"Common Test Logger started"]),
     Parent ! {started,self(),{Time,filename:absname("")}},
     set_evmgr_gl(CtLogFd),
 
@@ -835,7 +837,7 @@ logger_loop(State) ->
 	stop ->
 	    io:format(State#logger_state.ct_log_fd,
 		      int_header()++int_footer(),
-		      [log_timestamp(now()),"Common Test Logger finished"]),
+		      [log_timestamp(?now),"Common Test Logger finished"]),
 	    close_ctlog(State#logger_state.ct_log_fd),
 	    ok
     end.
diff --git a/lib/common_test/src/ct_master_logs.erl b/lib/common_test/src/ct_master_logs.erl
index 5393097f57..384c1f6863 100644
--- a/lib/common_test/src/ct_master_logs.erl
+++ b/lib/common_test/src/ct_master_logs.erl
@@ -37,6 +37,8 @@
 -define(details_file_name,"details.info").
 -define(table_color,"lightblue").
 
+-define(now, os:timestamp()).
+
 %%%--------------------------------------------------------------------
 %%% API
 %%%--------------------------------------------------------------------
@@ -54,7 +56,7 @@ start(LogDir,Nodes) ->
     end.
 
 log(Heading,Format,Args) ->
-    cast({log,self(),[{int_header(),[log_timestamp(now()),Heading]},
+    cast({log,self(),[{int_header(),[log_timestamp(?now),Heading]},
 		      {Format,Args},
 		      {int_footer(),[]}]}),
     ok.
@@ -132,7 +134,7 @@ init(Parent,LogDir,Nodes) ->
 					atom_to_list(N) ++ " "
 				end,Nodes)),
 
-    io:format(CtLogFd,int_header(),[log_timestamp(now()),"Test Nodes\n"]),
+    io:format(CtLogFd,int_header(),[log_timestamp(?now),"Test Nodes\n"]),
     io:format(CtLogFd,"~ts\n",[NodeStr]),
     io:put_chars(CtLogFd,[int_footer(),"\n"]),
 
@@ -189,7 +191,7 @@ loop(State) ->
 	    make_all_runs_index(State#state.logdir),
 	    io:format(State#state.log_fd,
 		      int_header()++int_footer(),
-		      [log_timestamp(now()),"Finished!"]),
+		      [log_timestamp(?now),"Finished!"]),
 	    close_ct_master_log(State#state.log_fd),
 	    close_nodedir_index(State#state.nodedir_ix_fd),
 	    ok
diff --git a/lib/common_test/src/ct_telnet_client.erl b/lib/common_test/src/ct_telnet_client.erl
index 36d33522a3..f39863824c 100644
--- a/lib/common_test/src/ct_telnet_client.erl
+++ b/lib/common_test/src/ct_telnet_client.erl
@@ -391,7 +391,7 @@ cmd_dbg(Prefix,Cmd) ->
     end.
 
 timestamp() ->
-    {MS,S,US} = now(),
+    {MS,S,US} = os:timestamp(),
     {{Year,Month,Day}, {Hour,Min,Sec}} =
         calendar:now_to_local_time({MS,S,US}),
     MilliSec = trunc(US/1000),
diff --git a/lib/common_test/src/cth_surefire.erl b/lib/common_test/src/cth_surefire.erl
index bb12171ea7..3deaefe0e9 100644
--- a/lib/common_test/src/cth_surefire.erl
+++ b/lib/common_test/src/cth_surefire.erl
@@ -59,6 +59,8 @@
 -define(default_report,"junit_report.xml").
 -define(suite_log,"suite.log.html").
 
+-define(now, os:timestamp()).
+
 %% Number of dirs from log root to testcase log file.
 %% ct_run.<node>.<timestamp>/<test_name>/run.<timestamp>/<tc_log>.html
 -define(log_depth,3).
@@ -77,11 +79,11 @@ init(Path, Opts) ->
 	    axis = proplists:get_value(axis,Opts,[]),
 	    properties = proplists:get_value(properties,Opts,[]),
 	    url_base = proplists:get_value(url_base,Opts),
-	    timer = now() }.
+	    timer = ?now }.
 
 pre_init_per_suite(Suite,SkipOrFail,State) when is_tuple(SkipOrFail) ->
     {SkipOrFail, init_tc(State#state{curr_suite = Suite,
-				     curr_suite_ts = now()},
+				     curr_suite_ts = ?now},
 			 SkipOrFail) };
 pre_init_per_suite(Suite,Config,#state{ test_cases = [] } = State) ->
     TcLog = proplists:get_value(tc_logfile,Config),
@@ -96,7 +98,7 @@ pre_init_per_suite(Suite,Config,#state{ test_cases = [] } = State) ->
 	end,
     {Config, init_tc(State#state{ filepath = Path,
 				  curr_suite = Suite,
-				  curr_suite_ts = now(),
+				  curr_suite_ts = ?now,
 				  curr_log_dir = CurrLogDir},
 		     Config) };
 pre_init_per_suite(Suite,Config,State) ->
@@ -169,9 +171,9 @@ do_tc_skip(Res, State) ->
     State#state{ test_cases = [NewTC | tl(TCs)]}.
 
 init_tc(State, Config) when is_list(Config) == false ->
-    State#state{ timer = now(), tc_log =  "" };
+    State#state{ timer = ?now, tc_log =  "" };
 init_tc(State, Config) ->
-    State#state{ timer = now(),
+    State#state{ timer = ?now,
 		 tc_log =  proplists:get_value(tc_logfile, Config, [])}.
 
 end_tc(Func, Config, Res, State) when is_atom(Func) ->
@@ -194,7 +196,7 @@ end_tc(Name, _Config, _Res, State = #state{ curr_suite = Suite,
     ClassName = atom_to_list(Suite),
     PGroup = string:join([ atom_to_list(Group)||
 			     Group <- lists:reverse(Groups)],"."),
-    TimeTakes = io_lib:format("~f",[timer:now_diff(now(),TS) / 1000000]),
+    TimeTakes = io_lib:format("~f",[timer:now_diff(?now,TS) / 1000000]),
     State#state{ test_cases = [#testcase{ log = Log,
 					  url = Url,
 					  timestamp = now_to_string(TS),
@@ -209,7 +211,7 @@ close_suite(#state{ test_cases = [] } = State) ->
     State;
 close_suite(#state{ test_cases = TCs, url_base = UrlBase } = State) ->
     {Total,Fail,Skip} = count_tcs(TCs,0,0,0),
-    TimeTaken = timer:now_diff(now(),State#state.curr_suite_ts) / 1000000,
+    TimeTaken = timer:now_diff(?now,State#state.curr_suite_ts) / 1000000,
     SuiteLog = filename:join(State#state.curr_log_dir,?suite_log),
     SuiteUrl = make_url(UrlBase,SuiteLog),
     Suite = #testsuite{ name = atom_to_list(State#state.curr_suite),
diff --git a/lib/common_test/test/ct_config_SUITE_data/config/test/config_dynamic_SUITE.erl b/lib/common_test/test/ct_config_SUITE_data/config/test/config_dynamic_SUITE.erl
index c2e06d866f..ef1fd63905 100644
--- a/lib/common_test/test/ct_config_SUITE_data/config/test/config_dynamic_SUITE.erl
+++ b/lib/common_test/test/ct_config_SUITE_data/config/test/config_dynamic_SUITE.erl
@@ -35,7 +35,7 @@
 %% which will return the list with the following variables:
 %% localtime = the erlang:localtime() result in list [{date, Date}, {time, Time}]
 %% node = erlang:node() - can be compared in the testcase
-%% now = erlang:now() - easier to compare than localtime()
+%% now = os:timestamp() - easier to compare than localtime()
 %% config_server_pid - pid of the config server, should NOT change!
 %% config_server_vsn - .19
 %% config_server_iteration - a number of iteration config_server's loop done
diff --git a/lib/common_test/test/ct_config_SUITE_data/config/test/config_server.erl b/lib/common_test/test/ct_config_SUITE_data/config/test/config_server.erl
index 8463fea645..e65d6584b1 100644
--- a/lib/common_test/test/ct_config_SUITE_data/config/test/config_server.erl
+++ b/lib/common_test/test/ct_config_SUITE_data/config/test/config_server.erl
@@ -73,7 +73,7 @@ loop(Iteration)->
 		[{localtime, [{date, D}, {time, T}]},
 		 {node, erlang:node()},
 		 {config_server_iteration, Iteration},
-		 {now, erlang:now()},
+		 {now, os:timestamp()},
 		 {config_server_pid, self()},
 		 {config_server_vsn, ?vsn}],
 	    Config2 = if Iteration rem 2 == 0->
diff --git a/lib/common_test/test/ct_error_SUITE_data/error/test/timetrap_2_SUITE.erl b/lib/common_test/test/ct_error_SUITE_data/error/test/timetrap_2_SUITE.erl
index a77d06815e..d926fc55a4 100644
--- a/lib/common_test/test/ct_error_SUITE_data/error/test/timetrap_2_SUITE.erl
+++ b/lib/common_test/test/ct_error_SUITE_data/error/test/timetrap_2_SUITE.erl
@@ -141,12 +141,13 @@ tc3() ->
     [{timetrap,{seconds,2}}].
 
 tc3(_) ->
-    T0 = now(),
+    T0 = erlang:monotonic_time(),
     ct:timetrap(infinity),
     N = list_to_integer(ct:get_config(multiply)),
     ct:comment(io_lib:format("Sleeping for ~w sec...", [4*N])),
     ct:sleep(4000),
-    Diff = timer:now_diff(now(), T0),
+    T1 = erlang:monotonic_time(),
+    Diff = erlang:convert_time_unit(T1-T0, native, micro_seconds),
     if ((Diff < (N*4000000)) or (Diff > (N*4500000))) ->
 	    exit(not_expected);
        true ->
diff --git a/lib/common_test/test/ct_error_SUITE_data/error/test/verify_config.erl b/lib/common_test/test/ct_error_SUITE_data/error/test/verify_config.erl
index 446dd8bfdf..d5b3e0035a 100644
--- a/lib/common_test/test/ct_error_SUITE_data/error/test/verify_config.erl
+++ b/lib/common_test/test/ct_error_SUITE_data/error/test/verify_config.erl
@@ -81,7 +81,7 @@ init(Id, Opts) ->
 -spec id(Opts :: proplists:proplist()) ->
     Id :: term().
 id(Opts) ->
-    now().
+    os:timestamp().
 
 %% @doc Called before init_per_suite is called. Note that this callback is
 %% only called if the CTH is added before init_per_suite is run (eg. in a test
diff --git a/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/ct_update_config_SUITE.erl b/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/ct_update_config_SUITE.erl
index 3c1f5669e8..f8c8725602 100644
--- a/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/ct_update_config_SUITE.erl
+++ b/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/ct_update_config_SUITE.erl
@@ -26,21 +26,23 @@
 
 -include("ct.hrl").
 
+-define(now, os:timestamp()).
+
 %% Test server callback functions
 init_per_suite(Config) ->
-    [{init_per_suite,now()}|Config].
+    [{init_per_suite,?now}|Config].
 
 end_per_suite(_Config) ->
     ok.
 
 init_per_testcase(_TestCase, Config) ->
-    [{init_per_testcase,now()}|Config].
+    [{init_per_testcase,?now}|Config].
 
 end_per_testcase(_TestCase, _Config) ->
     ok.
 
 init_per_group(GroupName, Config) ->
-    [{init_per_group,now()}|Config].
+    [{init_per_group,?now}|Config].
 
 end_per_group(GroupName, Config) ->
     ok.
diff --git a/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/empty_cth.erl b/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/empty_cth.erl
index 77783fccf5..5f8eae1f70 100644
--- a/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/empty_cth.erl
+++ b/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/empty_cth.erl
@@ -87,7 +87,7 @@ id(Opts) ->
     gen_event:notify(?CT_EVMGR_REF, #event{ name = cth, node = node(),
 					    data = {?MODULE, id, [Opts]}}),
     ct:log("~w:id called", [?MODULE]),
-    now().
+    os:timestamp().
 
 %% @doc Called before init_per_suite is called. Note that this callback is
 %% only called if the CTH is added before init_per_suite is run (eg. in a test
diff --git a/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/update_config_cth.erl b/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/update_config_cth.erl
index 2ee0d7da9c..55a1b9a130 100644
--- a/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/update_config_cth.erl
+++ b/lib/common_test/test/ct_hooks_SUITE_data/cth/tests/update_config_cth.erl
@@ -24,6 +24,7 @@
 -include_lib("common_test/src/ct_util.hrl").
 -include_lib("common_test/include/ct_event.hrl").
 
+-define(now, os:timestamp()).
 
 %% CT Hooks
 -compile(export_all).
@@ -33,44 +34,44 @@ init(Id, Opts) ->
 
 pre_init_per_suite(Suite, Config, State) ->
     empty_cth:pre_init_per_suite(Suite,Config,State),
-    {[{pre_init_per_suite,now()}|Config],State}.
+    {[{pre_init_per_suite,?now}|Config],State}.
 
 post_init_per_suite(Suite,Config,Return,State) ->
     empty_cth:post_init_per_suite(Suite,Config,Return,State),
-    {[{post_init_per_suite,now()}|Return],State}.
+    {[{post_init_per_suite,?now}|Return],State}.
 
 pre_end_per_suite(Suite,Config,State) ->
     empty_cth:pre_end_per_suite(Suite,Config,State),
-    {[{pre_end_per_suite,now()}|Config],State}.
+    {[{pre_end_per_suite,?now}|Config],State}.
 
 post_end_per_suite(Suite,Config,Return,State) ->
     empty_cth:post_end_per_suite(Suite,Config,Return,State),
-    NewConfig = [{post_end_per_suite,now()}|Config],
+    NewConfig = [{post_end_per_suite,?now}|Config],
     {NewConfig,NewConfig}.
 
 pre_init_per_group(Group,Config,State) ->
     empty_cth:pre_init_per_group(Group,Config,State),
-    {[{pre_init_per_group,now()}|Config],State}.
+    {[{pre_init_per_group,?now}|Config],State}.
 
 post_init_per_group(Group,Config,Return,State) ->
     empty_cth:post_init_per_group(Group,Config,Return,State),
-    {[{post_init_per_group,now()}|Return],State}.
+    {[{post_init_per_group,?now}|Return],State}.
 
 pre_end_per_group(Group,Config,State) ->
     empty_cth:pre_end_per_group(Group,Config,State),
-    {[{pre_end_per_group,now()}|Config],State}.
+    {[{pre_end_per_group,?now}|Config],State}.
 
 post_end_per_group(Group,Config,Return,State) ->
     empty_cth:post_end_per_group(Group,Config,Return,State),
-    {[{post_end_per_group,now()}|Config],State}.
+    {[{post_end_per_group,?now}|Config],State}.
 
 pre_init_per_testcase(TC,Config,State) ->
     empty_cth:pre_init_per_testcase(TC,Config,State),
-    {[{pre_init_per_testcase,now()}|Config],State}.
+    {[{pre_init_per_testcase,?now}|Config],State}.
 
 post_end_per_testcase(TC,Config,Return,State) ->
     empty_cth:post_end_per_testcase(TC,Config,Return,State),
-    {[{post_end_per_testcase,now()}|Config],State}.
+    {[{post_end_per_testcase,?now}|Config],State}.
 
 on_tc_fail(TC, Reason, State) ->
     empty_cth:on_tc_fail(TC,Reason,State).
diff --git a/lib/common_test/test/ct_test_support.erl b/lib/common_test/test/ct_test_support.erl
index ca736fe400..ffef8187f3 100644
--- a/lib/common_test/test/ct_test_support.erl
+++ b/lib/common_test/test/ct_test_support.erl
@@ -287,10 +287,13 @@ run_ct_run_test(Opts,Config) ->
     Level = proplists:get_value(trace_level, Config),
     test_server:format(Level, "~n[RUN #1] Calling ct:run_test(~p) on ~p~n",
 		       [Opts, CTNode]),
-    T0 = now(),
+    
+    T0 = erlang:monotonic_time(),
     CtRunTestResult = rpc:call(CTNode, ct, run_test, [Opts]),
+    T1 = erlang:monotonic_time(),
+    Elapsed = erlang:convert_time_unit(T1-T0, native, milli_seconds),
     test_server:format(Level, "~n[RUN #1] Got return value ~p after ~p ms~n",
-		       [CtRunTestResult,trunc(timer:now_diff(now(), T0)/1000)]),
+		       [CtRunTestResult,Elapsed]),
     case rpc:call(CTNode, erlang, whereis, [ct_util_server]) of
 	undefined ->
 	    ok;
@@ -313,10 +316,12 @@ run_ct_script_start(Opts, Config) ->
 	     [common_test, run_test_start_opts, Opts1]),
     test_server:format(Level, "[RUN #2] Calling ct_run:script_start() on ~p~n",
 		       [CTNode]),
-    T0 = now(),
+    T0 = erlang:monotonic_time(),
     ExitStatus = rpc:call(CTNode, ct_run, script_start, []),
+    T1 = erlang:monotonic_time(),
+    Elapsed = erlang:convert_time_unit(T1-T0, native, milli_seconds),
     test_server:format(Level, "[RUN #2] Got exit status value ~p after ~p ms~n",
-		       [ExitStatus,trunc(timer:now_diff(now(), T0)/1000)]),
+		       [ExitStatus,Elapsed]),
     ExitStatus.
 
 check_result({_Ok,Failed,{_UserSkipped,_AutoSkipped}},1,_Opts)
@@ -408,7 +413,7 @@ ct_rpc({M,F,A}, Config) ->
 %%%-----------------------------------------------------------------
 %%% random_error/1
 random_error(Config) when is_list(Config) ->
-    random:seed(now()),
+    random:seed(os:timestamp()),
     Gen = fun(0,_) -> ok; (N,Fun) -> Fun(N-1, Fun) end,
     Gen(random:uniform(100), Gen),
 
diff --git a/lib/common_test/test/telnet_server.erl b/lib/common_test/test/telnet_server.erl
index 11959c3e12..e073f0bfa4 100644
--- a/lib/common_test/test/telnet_server.erl
+++ b/lib/common_test/test/telnet_server.erl
@@ -284,10 +284,10 @@ send(Data,State) ->
     
 send_loop(T,Data,State) ->
     dbg("Server sending ~p in loop for ~w ms...~n",[Data,T]),
-    send_loop(now(),T,Data,State).
+    send_loop(os:timestamp(),T,Data,State).
 
 send_loop(T0,T,Data,State) ->
-    ElapsedMS = trunc(timer:now_diff(now(),T0)/1000),
+    ElapsedMS = trunc(timer:now_diff(os:timestamp(),T0)/1000),
     if ElapsedMS >= T ->
 	    ok;
        true ->
@@ -314,7 +314,7 @@ dbg(_F,_A) ->
     io:format("[telnet_server, ~s]\n" ++ _F,[TS|_A]).
 
 timestamp() ->
-    {MS,S,US} = now(),
+    {MS,S,US} = os:timestamp(),
     {{Year,Month,Day}, {Hour,Min,Sec}} =
         calendar:now_to_local_time({MS,S,US}),
     MilliSec = trunc(US/1000),
diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl
index f347438509..c45c9a1a29 100644
--- a/lib/compiler/src/compile.erl
+++ b/lib/compiler/src/compile.erl
@@ -1295,8 +1295,9 @@ encrypt({des3_cbc=Type,Key,IVec,BlockSize}, Bin0) ->
     list_to_binary([0,length(TypeString),TypeString,Bin]).
 
 random_bytes(N) ->
-    {A,B,C} = now(),
-    _ = random:seed(A, B, C),
+    _ = random:seed(erlang:time_offset(),
+		    erlang:monotonic_time(),
+		    erlang:unique_integer()),
     random_bytes_1(N, []).
 
 random_bytes_1(0, Acc) -> Acc;
diff --git a/lib/compiler/src/compiler.app.src b/lib/compiler/src/compiler.app.src
index fbaa7a96fe..2a40c1c379 100644
--- a/lib/compiler/src/compiler.app.src
+++ b/lib/compiler/src/compiler.app.src
@@ -69,5 +69,5 @@
   {registered, []},
   {applications, [kernel, stdlib]},
   {env, []},
-  {runtime_dependencies, ["stdlib-2.0","kernel-3.0","hipe-3.10.3","erts-6.0",
+  {runtime_dependencies, ["stdlib-2.0","kernel-3.0","hipe-3.10.3","erts-7.0",
 			  "crypto-3.3"]}]}.
diff --git a/lib/dialyzer/src/dialyzer.app.src b/lib/dialyzer/src/dialyzer.app.src
index 1756800c4f..7b2e1d4a9d 100644
--- a/lib/dialyzer/src/dialyzer.app.src
+++ b/lib/dialyzer/src/dialyzer.app.src
@@ -46,5 +46,5 @@
   {applications, [compiler, gs, hipe, kernel, stdlib, wx]},
   {env, []},
   {runtime_dependencies, ["wx-1.2","syntax_tools-1.6.14","stdlib-2.0",
-			  "kernel-3.0","hipe-3.10.3","erts-6.0",
+			  "kernel-3.0","hipe-3.10.3","erts-7.0",
 			  "compiler-5.0"]}]}.
diff --git a/lib/dialyzer/src/dialyzer_timing.erl b/lib/dialyzer/src/dialyzer_timing.erl
index b1a4bdc07c..759d49abc8 100644
--- a/lib/dialyzer/src/dialyzer_timing.erl
+++ b/lib/dialyzer/src/dialyzer_timing.erl
@@ -38,7 +38,7 @@ init(Active) ->
   case Active of
     true ->
       io:format("\n"),
-      spawn_link(fun() -> loop(now(), 0, "") end);
+      spawn_link(fun() -> loop(erlang:monotonic_time(), 0, "") end);
     debug ->
       io:format("\n"),
       spawn_link(fun() -> debug_loop("") end);
@@ -105,14 +105,14 @@ debug_loop(Phase) ->
 
 start_stamp(none, _) -> ok;
 start_stamp(Pid, Msg) ->
-  Pid ! {stamp, Msg, now()},
+  Pid ! {stamp, Msg, erlang:monotonic_time()},
   ok.
 
 -spec end_stamp(timing_server()) -> ok.
 
 end_stamp(none) -> ok;
 end_stamp(Pid) ->
-  Pid ! {stamp, now()},
+  Pid ! {stamp, erlang:monotonic_time()},
   ok.
 
 -spec send_size_info(timing_server(), integer(), string()) -> ok.
@@ -126,8 +126,8 @@ send_size_info(Pid, Size, Unit) ->
 
 stop(none) -> ok;
 stop(Pid) ->
-  Pid ! {self(), stop, now()},
+  Pid ! {self(), stop, erlang:monotonic_time()},
   receive ok -> ok end.
 
 diff(T2, T1) ->
-  timer:now_diff(T2,T1) / 1000000.
+  (T2-T1) / erlang:convert_time_unit(1, seconds, native).
diff --git a/lib/diameter/src/base/diameter_lib.erl b/lib/diameter/src/base/diameter_lib.erl
index d0d730f47c..b9defbd077 100644
--- a/lib/diameter/src/base/diameter_lib.erl
+++ b/lib/diameter/src/base/diameter_lib.erl
@@ -19,6 +19,7 @@
 
 -module(diameter_lib).
 -compile({no_auto_import, [now/0]}).
+-compile({nowarn_deprecated_function, [{erlang, now, 0}]}).
 
 -export([info_report/2,
          error_report/2,
diff --git a/lib/erl_docgen/priv/css/otp_doc.css b/lib/erl_docgen/priv/css/otp_doc.css
index c56de378f4..2aae87a759 100644
--- a/lib/erl_docgen/priv/css/otp_doc.css
+++ b/lib/erl_docgen/priv/css/otp_doc.css
@@ -66,7 +66,7 @@ a:visited      { color: blue; text-decoration: none }
 span.bold_code   { font-family: Courier, monospace; font-weight: bold }
 span.code        { font-family: Courier, monospace; font-weight: normal }
 
-.note, .warning {
+.note, .warning, .do, .dont {
   border: solid black 1px;
   margin: 1em 3em;
 }
@@ -96,6 +96,32 @@ span.code        { font-family: Courier, monospace; font-weight: normal }
   font-size: 90%;
   padding: 5px 10px;
 }
+.do .label {
+  background: #30d42a;
+  color: white;
+  font-weight: bold;
+  padding: 5px 10px;
+}
+.do .content {
+  background: #eafeea;
+  color: black;
+  line-height: 120%;
+  font-size: 90%;
+  padding: 5px 10px;
+}
+.dont .label {
+  background: #C00;
+  color: white;
+  font-weight: bold;
+  padding: 5px 10px;
+}
+.dont .content {
+  background: #FFF0F0;
+  color: black;
+  line-height: 120%;
+  font-size: 90%;
+  padding: 5px 10px;
+}
 .example {
   background-color:#eeeeff;
   padding: 0px 10px;
diff --git a/lib/erl_docgen/priv/dtd/application.dtd b/lib/erl_docgen/priv/dtd/application.dtd
index 8a1e8832ec..fcadaced72 100644
--- a/lib/erl_docgen/priv/dtd/application.dtd
+++ b/lib/erl_docgen/priv/dtd/application.dtd
@@ -24,6 +24,6 @@
 %common.header;
 
 <!ELEMENT application         (header,description?,include+) >
-<!ELEMENT description	      (%block;|quote|br|marker|warning|note)* >
+<!ELEMENT description	      (%block;|quote|br|marker|warning|note|dont|do)* >
 <!ELEMENT include             EMPTY >
 <!ATTLIST include             file CDATA #REQUIRED>
diff --git a/lib/erl_docgen/priv/dtd/book.dtd b/lib/erl_docgen/priv/dtd/book.dtd
index bb89a6d255..ef723a9eed 100644
--- a/lib/erl_docgen/priv/dtd/book.dtd
+++ b/lib/erl_docgen/priv/dtd/book.dtd
@@ -38,7 +38,7 @@
 
 <!ELEMENT pagetext	      (#PCDATA) >
 <!ELEMENT preamble	      (contents?,preface?) >
-<!ELEMENT preface	      (title?,(%block;|quote|br|marker|warning|note|table)*) >
+<!ELEMENT preface	      (title?,(%block;|quote|br|marker|warning|note|dont|do|table)*) >
 
 <!ELEMENT insidecover         (#PCDATA|br|theheader|vfill|vspace|tt|bold|
 			       include)* >
@@ -67,7 +67,7 @@
 <!ELEMENT onepart             (title?,description?,include+) >
 <!ATTLIST onepart             lift (yes|no) "no" >
 
-<!ELEMENT description	      (%block;|quote|br|marker|warning|note)* >
+<!ELEMENT description	      (%block;|quote|br|marker|warning|note|dont|do)* >
 
 <!ELEMENT include             EMPTY >
 <!ATTLIST include             file CDATA #REQUIRED>
diff --git a/lib/erl_docgen/priv/dtd/chapter.dtd b/lib/erl_docgen/priv/dtd/chapter.dtd
index eb2c96b04f..4beff6cc54 100644
--- a/lib/erl_docgen/priv/dtd/chapter.dtd
+++ b/lib/erl_docgen/priv/dtd/chapter.dtd
@@ -29,8 +29,8 @@
 
 <!-- Structure -->
 
-<!ELEMENT chapter             (header,(%block;|quote|warning|note|br|
+<!ELEMENT chapter             (header,(%block;|quote|warning|note|dont|do|br|
                                image|marker|table)*,section+) >
 <!ELEMENT section             (marker*,title,
-                               (%block;|quote|warning|note|br|image|marker|
+                               (%block;|quote|warning|note|dont|do|br|image|marker|
                                 table|section)*) >
diff --git a/lib/erl_docgen/priv/dtd/common.dtd b/lib/erl_docgen/priv/dtd/common.dtd
index f999ef8ea4..92d814e0f1 100644
--- a/lib/erl_docgen/priv/dtd/common.dtd
+++ b/lib/erl_docgen/priv/dtd/common.dtd
@@ -34,6 +34,8 @@
 <!ELEMENT quote               (p)* >
 <!ELEMENT warning             (%block;|quote|br|marker)* >
 <!ELEMENT note                (%block;|quote|br|marker)* >
+<!ELEMENT dont                (%block;|quote|br|marker)* >
+<!ELEMENT do                  (%block;|quote|br|marker)* >
 <!ELEMENT c                   (#PCDATA) >
 <!ELEMENT em                  (#PCDATA|c)* >
 
diff --git a/lib/erl_docgen/priv/dtd/common.refs.dtd b/lib/erl_docgen/priv/dtd/common.refs.dtd
index 93592607df..a08b9e89d4 100644
--- a/lib/erl_docgen/priv/dtd/common.refs.dtd
+++ b/lib/erl_docgen/priv/dtd/common.refs.dtd
@@ -24,7 +24,7 @@
 <!ENTITY % common.header SYSTEM "common.header.dtd" >
 %common.header;
 
-<!ELEMENT description         (%block;|quote|br|marker|warning|note)* >
+<!ELEMENT description         (%block;|quote|br|marker|warning|note|dont|do)* >
 <!ELEMENT funcs               (func)+ >
 <!ELEMENT func                (name+,type_desc*,fsummary,type?,desc?) >
 <!-- ELEMENT name is defined in each ref dtd -->
@@ -34,12 +34,12 @@
                                name_i CDATA #IMPLIED>
 <!ELEMENT v                   (#PCDATA) >
 <!ELEMENT d                   (#PCDATA|c|em)* >
-<!ELEMENT desc                (%block;|quote|br|marker|warning|note|anno)* >
+<!ELEMENT desc                (%block;|quote|br|marker|warning|note|dont|do|anno)* >
 <!ELEMENT authors             (aname,email)+ >
 <!ELEMENT aname               (#PCDATA) >
 <!ELEMENT email               (#PCDATA) >
 <!ELEMENT section             (marker*,title,(%block;|quote|br|marker|
-                               warning|note)*) >
+                               warning|note|dont|do)*) >
 <!ELEMENT datatypes           (datatype)+ >
 <!ELEMENT datatype            (name+,desc?) >
 <!ELEMENT type_desc           (#PCDATA) >
diff --git a/lib/erl_docgen/priv/dtd/part.dtd b/lib/erl_docgen/priv/dtd/part.dtd
index 3f97199042..79f68c415d 100644
--- a/lib/erl_docgen/priv/dtd/part.dtd
+++ b/lib/erl_docgen/priv/dtd/part.dtd
@@ -24,6 +24,6 @@
 %common.header;
 
 <!ELEMENT part                (header,description?,include+) >
-<!ELEMENT description         (%block;|quote|br|marker|warning|note)* >
+<!ELEMENT description         (%block;|quote|br|marker|warning|note|dont|do)* >
 <!ELEMENT include             EMPTY >
 <!ATTLIST include             file CDATA #REQUIRED>
diff --git a/lib/erl_docgen/priv/dtd/report.dtd b/lib/erl_docgen/priv/dtd/report.dtd
index 3d07e6e5a7..eb463f8867 100644
--- a/lib/erl_docgen/priv/dtd/report.dtd
+++ b/lib/erl_docgen/priv/dtd/report.dtd
@@ -48,7 +48,7 @@
 <!ELEMENT file                (#PCDATA) >
 
 <!ELEMENT section             (marker*,title,
-                               (%block;|quote|warning|note|br|image|marker|
+                               (%block;|quote|warning|note|dont|do|br|image|marker|
                                 table|section)*) >
 <!ELEMENT p                   (%inline;|index)* >
 <!ELEMENT pre                 (#PCDATA|seealso|url|input)* >
@@ -58,6 +58,8 @@
 <!ELEMENT quote               (p)* >
 <!ELEMENT warning             (%block;|quote|br|image|marker|table)* >
 <!ELEMENT note                (%block;|quote|br|image|marker|table)* >
+<!ELEMENT dont                (%block;|quote|br|image|marker|table)* >
+<!ELEMENT do                  (%block;|quote|br|image|marker|table)* >
 <!ELEMENT i                   (#PCDATA|b|c|em)* >
 <!ELEMENT b                   (#PCDATA|i|c|em)* >
 <!ELEMENT c                   (#PCDATA) >
diff --git a/lib/erl_docgen/priv/xsl/db_html.xsl b/lib/erl_docgen/priv/xsl/db_html.xsl
index ab5f24c406..3b390f48fb 100644
--- a/lib/erl_docgen/priv/xsl/db_html.xsl
+++ b/lib/erl_docgen/priv/xsl/db_html.xsl
@@ -952,6 +952,36 @@
     </div>
   </xsl:template>
 
+  <!-- Do -->
+  <xsl:template match="do">
+    <xsl:param name="chapnum"/>
+    <div class="do">
+      <div class="label">Do</div>
+      <div class="content">
+        <p>
+          <xsl:apply-templates>
+            <xsl:with-param name="chapnum" select="$chapnum"/>
+          </xsl:apply-templates>
+        </p>
+      </div>
+    </div>
+  </xsl:template>
+
+  <!-- Dont -->
+  <xsl:template match="dont">
+    <xsl:param name="chapnum"/>
+    <div class="dont">
+      <div class="label">Don't</div>
+      <div class="content">
+        <p>
+          <xsl:apply-templates>
+            <xsl:with-param name="chapnum" select="$chapnum"/>
+          </xsl:apply-templates>
+        </p>
+      </div>
+    </div>
+  </xsl:template>
+
  <!-- Paragraph -->
   <xsl:template match="p">
     <p>
diff --git a/lib/erl_docgen/priv/xsl/db_man.xsl b/lib/erl_docgen/priv/xsl/db_man.xsl
index 3bcdd11c35..0caaba560f 100644
--- a/lib/erl_docgen/priv/xsl/db_man.xsl
+++ b/lib/erl_docgen/priv/xsl/db_man.xsl
@@ -543,7 +543,29 @@
     <xsl:text>&#10;</xsl:text>
   </xsl:template>
 
-  <xsl:template match="warning/p | note/p">
+  <!-- Do -->
+  <xsl:template match="do">
+    <xsl:text>&#10;.LP&#10;</xsl:text>
+    <xsl:text>&#10;.RS -4</xsl:text>
+    <xsl:text>&#10;.B&#10;</xsl:text>
+    <xsl:text>Do:</xsl:text>
+    <xsl:text>&#10;.RE</xsl:text>
+    <xsl:apply-templates/>
+    <xsl:text>&#10;</xsl:text>
+  </xsl:template>
+
+  <!-- Dont -->
+  <xsl:template match="dont">
+    <xsl:text>&#10;.LP&#10;</xsl:text>
+    <xsl:text>&#10;.RS -4</xsl:text>
+    <xsl:text>&#10;.B&#10;</xsl:text>
+    <xsl:text>Dont:</xsl:text>
+    <xsl:text>&#10;.RE</xsl:text>
+    <xsl:apply-templates/>
+    <xsl:text>&#10;</xsl:text>
+  </xsl:template>
+
+  <xsl:template match="warning/p | note/p | dont/p | do/p">
     <xsl:variable name="content">
       <xsl:text>&#10;</xsl:text>
       <xsl:apply-templates/>
diff --git a/lib/erl_docgen/priv/xsl/db_pdf.xsl b/lib/erl_docgen/priv/xsl/db_pdf.xsl
index c15b16eb5b..8e7ffddefa 100644
--- a/lib/erl_docgen/priv/xsl/db_pdf.xsl
+++ b/lib/erl_docgen/priv/xsl/db_pdf.xsl
@@ -1138,6 +1138,31 @@
     </fo:block>
   </xsl:template>
 
+  <!-- Do -->
+  <xsl:template match="do">
+    <xsl:param name="partnum"/>
+    <fo:block xsl:use-attribute-sets="do">
+        <fo:block xsl:use-attribute-sets="note-warning-title">
+            <xsl:text>Do:</xsl:text>
+        </fo:block>
+      <xsl:apply-templates>
+        <xsl:with-param name="partnum" select="$partnum"/>
+      </xsl:apply-templates>
+    </fo:block>
+  </xsl:template>
+
+  <!-- Dont -->
+  <xsl:template match="dont">
+    <xsl:param name="partnum"/>
+    <fo:block xsl:use-attribute-sets="dont">
+        <fo:block xsl:use-attribute-sets="note-warning-title">
+            <xsl:text>Don't:</xsl:text>
+        </fo:block>
+      <xsl:apply-templates>
+        <xsl:with-param name="partnum" select="$partnum"/>
+      </xsl:apply-templates>
+    </fo:block>
+  </xsl:template>
 
  <!-- Paragraph -->
   <xsl:template match="p">
diff --git a/lib/erl_docgen/priv/xsl/db_pdf_params.xsl b/lib/erl_docgen/priv/xsl/db_pdf_params.xsl
index 2e3b22acf4..c2d9fb4320 100644
--- a/lib/erl_docgen/priv/xsl/db_pdf_params.xsl
+++ b/lib/erl_docgen/priv/xsl/db_pdf_params.xsl
@@ -289,6 +289,33 @@
     <xsl:attribute name="keep-together.within-page">always</xsl:attribute>
   </xsl:attribute-set>
 
+<xsl:attribute-set name="do">
+    <xsl:attribute name="background-color">#d0fed0</xsl:attribute>
+    <xsl:attribute name="space-after">1em</xsl:attribute>
+    <xsl:attribute name="space-before">2em</xsl:attribute>
+    <xsl:attribute name="text-align">justify</xsl:attribute>
+    <xsl:attribute name="padding-before">1em</xsl:attribute>
+    <xsl:attribute name="padding-after">0.3em</xsl:attribute>
+    <xsl:attribute name="padding-left">0.5em</xsl:attribute>
+    <xsl:attribute name="padding-right">0.5em</xsl:attribute>
+    <xsl:attribute name="margin-left">0.5em</xsl:attribute>
+    <xsl:attribute name="margin-right">0.5em</xsl:attribute>
+    <xsl:attribute name="keep-together.within-page">always</xsl:attribute>
+  </xsl:attribute-set>
+
+<xsl:attribute-set name="dont">
+  <xsl:attribute name="background-color">#ffd6d6</xsl:attribute> 
+    <xsl:attribute name="space-after">1em</xsl:attribute>
+    <xsl:attribute name="space-before">2em</xsl:attribute>
+    <xsl:attribute name="text-align">justify</xsl:attribute>
+    <xsl:attribute name="padding-before">1em</xsl:attribute>
+    <xsl:attribute name="padding-after">0.3em</xsl:attribute>
+    <xsl:attribute name="padding-left">0.5em</xsl:attribute>
+    <xsl:attribute name="padding-right">0.5em</xsl:attribute>
+    <xsl:attribute name="margin-left">0.5em</xsl:attribute>
+    <xsl:attribute name="margin-right">0.5em</xsl:attribute>
+    <xsl:attribute name="keep-together.within-page">always</xsl:attribute>
+  </xsl:attribute-set>
 
   <xsl:attribute-set name="note-warning-title">
     <xsl:attribute name="font-size">1.33em</xsl:attribute>
diff --git a/lib/hipe/main/hipe.app.src b/lib/hipe/main/hipe.app.src
index e81212d4dc..22ea71b4e6 100644
--- a/lib/hipe/main/hipe.app.src
+++ b/lib/hipe/main/hipe.app.src
@@ -224,4 +224,4 @@
   {applications, [kernel,stdlib]},
   {env, []},
   {runtime_dependencies, ["syntax_tools-1.6.14","stdlib-2.0","kernel-3.0",
-			  "erts-6.0","compiler-5.0"]}]}.
+			  "erts-7.0","compiler-5.0"]}]}.
diff --git a/lib/hipe/tools/hipe_timer.erl b/lib/hipe/tools/hipe_timer.erl
index 03cc358f17..5f44bc066d 100644
--- a/lib/hipe/tools/hipe_timer.erl
+++ b/lib/hipe/tools/hipe_timer.erl
@@ -46,27 +46,27 @@ tr(F) ->
   {R,{WT-EWT,(RT-ERT)/1000}}.
 
 empty_time() ->
-  {WT1,WT2,WT3} = erlang:now(),
+  WTA = erlang:monotonic_time(),
   {A,_} = erlang:statistics(runtime),
-  {WT12,WT22,WT32} = erlang:now(),
+  WTB = erlang:monotonic_time(),
   {B,_} = erlang:statistics(runtime),
-  {(WT12-WT1)*1000000+(WT22-WT2)+(WT32-WT3)/1000000,B-A}.
+  {(WTB-WTA)/erlang:convert_time_unit(1, seconds, native),B-A}.
 
 time(F) -> 
-  {WT1,WT2,WT3} = erlang:now(),
+  WTA = erlang:monotonic_time(),
   {A,_} = erlang:statistics(runtime),
   F(),
-  {WT12,WT22,WT32} = erlang:now(),
+  WTB = erlang:monotonic_time(),
   {B,_} = erlang:statistics(runtime),
-  {(WT12-WT1)*1000000+(WT22-WT2)+(WT32-WT3)/1000000,B-A}.
+  {(WTB-WTA)/erlang:convert_time_unit(1, seconds, native),B-A}.
 
 timer(F) -> 
-  {WT1,WT2,WT3} = erlang:now(),
+  WTA = erlang:monotonic_time(),
   {A,_} = erlang:statistics(runtime),
   R = F(),
-  {WT12,WT22,WT32} = erlang:now(),
+  WTB = erlang:monotonic_time(),
   {B,_} = erlang:statistics(runtime),
-  {R,{(WT12-WT1)*1000000+(WT22-WT2)+(WT32-WT3)/1000000,B-A}}.
+  {R,{(WTB-WTA)/erlang:convert_time_unit(1, seconds, native),B-A}}.
 
 advanced(_Fun, I) when I < 2 -> false;
 advanced(Fun, Iterations) ->
diff --git a/lib/inets/examples/httpd_load_test/hdlt_random_html.erl b/lib/inets/examples/httpd_load_test/hdlt_random_html.erl
index e3a572c61f..c55de628c1 100644
--- a/lib/inets/examples/httpd_load_test/hdlt_random_html.erl
+++ b/lib/inets/examples/httpd_load_test/hdlt_random_html.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2010. All Rights Reserved.
+%% Copyright Ericsson AB 2010-2015. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -19,6 +19,7 @@
 %%
 
 -module(hdlt_random_html). 
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 -export([page/3]). 
 
 page(SessionID, _Env, Input) -> 
@@ -48,7 +49,15 @@ stop() ->
 ". 
  
 content(WorkSim, SzSim) ->  
-    {A, B, C} = now(),  
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    {A, B, C} = try
+                    {erlang:phash2([node()]),
+                     erlang:monotonic_time(),
+                     erlang:unique_integer()}
+                catch
+                    error:undef ->
+                        erlang:now()
+                end,
     random:seed(A, B, C),  
     lists:sort([random:uniform(X) || X <- lists:seq(1, WorkSim)]),  
     lists:flatten(lists:duplicate(SzSim, "Dummy data ")). 
diff --git a/lib/inets/src/ftp/ftp.erl b/lib/inets/src/ftp/ftp.erl
index 8e51b1be5a..361a775024 100644
--- a/lib/inets/src/ftp/ftp.erl
+++ b/lib/inets/src/ftp/ftp.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 1997-2013. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2015. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -21,6 +21,7 @@
 %% It also supports ipv6 RFC 2428 and starttls RFC 4217.
 
 -module(ftp).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 -behaviour(gen_server).
 -behaviour(inets_service).
@@ -2176,16 +2177,23 @@ handle_caller(#state{caller = {transfer_data, {Cmd, Bin, RemoteFile}}} =
 %% Connect to FTP server at Host (default is TCP port 21) 
 %% in order to establish a control connection.
 setup_ctrl_connection(Host, Port, Timeout, State) ->
-    MsTime = millisec_time(),
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    MsTime = try
+                 erlang:monotonic_time()
+             catch
+                 error:undef ->
+                     %% Use Erlang system time as monotonic time
+                     erlang:now()
+             end,
     case connect(Host, Port, Timeout, State) of
 	{ok, IpFam, CSock} ->
 	    NewState = State#state{csock = {tcp, CSock}, ipfamily = IpFam},
 	    activate_ctrl_connection(NewState),
-	    case Timeout - (millisec_time() - MsTime) of
+	    case Timeout - inets_lib:millisec_passed(MsTime) of
 		Timeout2 when (Timeout2 >= 0) ->
 		    {ok, NewState#state{caller = open}, Timeout2};
 		_ ->
-		    %% Oups: Simulate timeout
+                    %% Oups: Simulate timeout
 		    {ok, NewState#state{caller = open}, 0}
 	    end;
 	Error ->
@@ -2501,10 +2509,6 @@ progress_report(Report,  #state{progress = ProgressPid}) ->
     ftp_progress:report(ProgressPid, Report).
 
 
-millisec_time() ->
-    {A,B,C} = erlang:now(),
-    A*1000000000+B*1000+(C div 1000).
-
 peername({tcp, Socket}) -> inet:peername(Socket);
 peername({ssl, Socket}) -> ssl:peername(Socket).
 
diff --git a/lib/inets/src/inets_app/Makefile b/lib/inets/src/inets_app/Makefile
index 22426eee79..5d3f652441 100644
--- a/lib/inets/src/inets_app/Makefile
+++ b/lib/inets/src/inets_app/Makefile
@@ -1,7 +1,7 @@
 #
 # %CopyrightBegin%
 #
-# Copyright Ericsson AB 2005-2012. All Rights Reserved.
+# Copyright Ericsson AB 2005-2015. All Rights Reserved.
 #
 # The contents of this file are subject to the Erlang Public License,
 # Version 1.1, (the "License"); you may not use this file except in
@@ -47,7 +47,8 @@ MODULES = \
 	inets_app \
 	inets_sup \
 	inets_regexp \
-	inets_trace
+	inets_trace \
+	inets_lib
 
 INTERNAL_HRL_FILES = inets_internal.hrl
 EXTERNAL_HRL_FILES = ../../include/httpd.hrl \
diff --git a/lib/inets/src/inets_app/inets.app.src b/lib/inets/src/inets_app/inets.app.src
index 9eae962d03..01d4cefc55 100644
--- a/lib/inets/src/inets_app/inets.app.src
+++ b/lib/inets/src/inets_app/inets.app.src
@@ -1,7 +1,7 @@
 %% This is an -*- erlang -*- file.
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 1997-2014. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2015. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -26,7 +26,8 @@
             inets_app,
 	    inets_service,	                  
 	    inets_regexp,	                  
-	    inets_trace,	                  
+	    inets_trace,
+            inets_lib,
 
             %% FTP
             ftp,
diff --git a/lib/inets/src/inets_app/inets_lib.erl b/lib/inets/src/inets_app/inets_lib.erl
new file mode 100644
index 0000000000..11d3bac6bb
--- /dev/null
+++ b/lib/inets/src/inets_app/inets_lib.erl
@@ -0,0 +1,50 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2015-2015. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+-module(inets_lib).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
+
+-export([millisec_passed/1, formated_timestamp/0, format_timestamp/1]).
+
+
+
+%% Help function, elapsed milliseconds since T0
+millisec_passed({_,_,_} = T0 ) ->
+    %% OTP 17 and earlier
+    timer:now_diff(erlang:now(), T0) div 1000;
+
+millisec_passed(T0) ->
+    %% OTP 18
+    erlang:convert_time_unit(erlang:monotonic_time() - T0,
+			     native,
+			     micro_seconds) div 1000.
+
+%% Return formated time stamp (e.g. 2015:03:16 10:05:23 1234)
+formated_timestamp() ->
+    format_timestamp( os:timestamp() ).
+
+%% Return formated time stamp (e.g. 2015:03:16 10:05:23 1234)
+format_timestamp({_N1, _N2, N3} = Tme) ->
+    {Date, Time}   = calendar:now_to_datetime(Tme),
+    {YYYY,MM,DD}   = Date,
+    {Hour,Min,Sec} = Time,
+    FormatDate =
+        io_lib:format("~.4w:~.2.0w:~.2.0w ~.2.0w:~.2.0w:~.2.0w 4~w",
+                      [YYYY,MM,DD,Hour,Min,Sec,round(N3/1000)]),
+    lists:flatten(FormatDate).
diff --git a/lib/inets/src/inets_app/inets_trace.erl b/lib/inets/src/inets_app/inets_trace.erl
index 8911f65897..cb6d6d8bdb 100644
--- a/lib/inets/src/inets_app/inets_trace.erl
+++ b/lib/inets/src/inets_app/inets_trace.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2011-2012. All Rights Reserved.
+%% Copyright Ericsson AB 2011-2015. All Rights Reserved.
 %% 
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -228,21 +228,24 @@ handle_trace({trace_ts, _Who, call,
                [_Sev, "stop trace", stop_trace, [stop_trace]]},
               Timestamp},
              {_, standard_io} = Fd) ->
-    (catch io:format(standard_io, "stop trace at ~s~n", [format_timestamp(Timestamp)])),
+    (catch io:format(standard_io, "stop trace at ~s~n",
+                     [inets_lib:format_timestamp(Timestamp)])),
     Fd;
 handle_trace({trace_ts, _Who, call,
               {?MODULE, report_event,
                [_Sev, "stop trace", stop_trace, [stop_trace]]},
               Timestamp},
              standard_io = Fd) ->
-    (catch io:format(Fd, "stop trace at ~s~n", [format_timestamp(Timestamp)])),
+    (catch io:format(Fd, "stop trace at ~s~n",
+                     [inets_lib:format_timestamp(Timestamp)])),
     Fd;
 handle_trace({trace_ts, _Who, call,
               {?MODULE, report_event,
                [_Sev, "stop trace", stop_trace, [stop_trace]]},
               Timestamp},
              {_Service, Fd}) ->
-    (catch io:format(Fd, "stop trace at ~s~n", [format_timestamp(Timestamp)])),
+    (catch io:format(Fd, "stop trace at ~s~n",
+                     [inets_lib:format_timestamp(Timestamp)])),
     (catch file:close(Fd)),
     closed_file;
 handle_trace({trace_ts, _Who, call,
@@ -250,7 +253,8 @@ handle_trace({trace_ts, _Who, call,
                [_Sev, "stop trace", stop_trace, [stop_trace]]},
               Timestamp},
              Fd) ->
-    (catch io:format(Fd, "stop trace at ~s~n", [format_timestamp(Timestamp)])),
+    (catch io:format(Fd, "stop trace at ~s~n",
+                     [inets_lib:format_timestamp(Timestamp)])),
     (catch file:close(Fd)),
     closed_file;
 handle_trace({trace_ts, Who, call,
@@ -280,7 +284,7 @@ print_inets_trace(Fd, Sev, Timestamp, Who, Label, Service, Content) ->
     do_print_inets_trace(Fd, Sev, Timestamp, Who, Label, Service, Content).
 
 do_print_inets_trace(Fd, Sev, Timestamp, Who, Label, Service, Content) ->
-    Ts = format_timestamp(Timestamp),
+    Ts = inets_lib:format_timestamp(Timestamp),
     io:format(Fd, "[inets ~w trace ~w ~w ~s] ~s "
               "~n   Content: ~p"
               "~n",
@@ -307,7 +311,7 @@ do_print_trace(Fd, {trace, Who, What, Where, Extra}) ->
               "~n", [Who, What, Where, Extra]);
 
 do_print_trace(Fd, {trace_ts, Who, What, Where, When}) ->
-    Ts = format_timestamp(When),
+    Ts = inets_lib:format_timestamp(When),
     io:format(Fd, "[trace ~s]"
               "~n   Who:   ~p"
               "~n   What:  ~p"
@@ -315,7 +319,7 @@ do_print_trace(Fd, {trace_ts, Who, What, Where, When}) ->
               "~n", [Ts, Who, What, Where]);
 
 do_print_trace(Fd, {trace_ts, Who, What, Where, Extra, When}) ->
-    Ts = format_timestamp(When),
+    Ts = inets_lib:format_timestamp(When),
     io:format(Fd, "[trace ~s]"
               "~n   Who:   ~p"
               "~n   What:  ~p"
@@ -330,7 +334,7 @@ do_print_trace(Fd, {seq_trace, What, Where}) ->
               "~n", [What, Where]);
 
 do_print_trace(Fd, {seq_trace, What, Where, When}) ->
-    Ts = format_timestamp(When),
+    Ts = inets_lib:format_timestamp(When),
     io:format(Fd, "[seq trace ~s]"
               "~n   What:       ~p"
               "~n   Where:      ~p"
@@ -345,13 +349,3 @@ do_print_trace(Fd, Trace) ->
               "~n", [Trace]).
 
 
-format_timestamp({_N1, _N2, N3} = Now) ->
-    {Date, Time}   = calendar:now_to_datetime(Now),
-    {YYYY,MM,DD}   = Date,
-    {Hour,Min,Sec} = Time,
-    FormatDate =
-        io_lib:format("~.4w:~.2.0w:~.2.0w ~.2.0w:~.2.0w:~.2.0w 4~w",
-                      [YYYY,MM,DD,Hour,Min,Sec,round(N3/1000)]),
-    lists:flatten(FormatDate).
-
-
diff --git a/lib/inets/src/tftp/tftp_logger.erl b/lib/inets/src/tftp/tftp_logger.erl
index 0c3620e665..104d6a91c6 100644
--- a/lib/inets/src/tftp/tftp_logger.erl
+++ b/lib/inets/src/tftp/tftp_logger.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2008-2009. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2015. All Rights Reserved.
 %% 
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -18,6 +18,7 @@
 %%
 %%
 -module(tftp_logger).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 %%-------------------------------------------------------------------
 %% Interface
@@ -84,7 +85,13 @@ info_msg(Format, Data) ->
 %%-------------------------------------------------------------------
 
 add_timestamp(Format, Data) ->
-    Now = {_MegaSecs, _Secs, _MicroSecs} = erlang:now(),
+    %% Adapt to new OTP 18 erlang time API and be backwards compatible
+    Now = try
+              erlang:timestamp()
+          catch
+              error:undef ->
+                  erlang:now()
+          end,
     {{_Y, _Mo, _D}, {H, Mi, S}} = calendar:now_to_universal_time(Now),
     %% {"~p-~s-~sT~s:~s:~sZ,~6.6.0w tftp: " ++ Format ++ "\n", 
     %%  [Y, t(Mo), t(D), t(H), t(Mi), t(S), MicroSecs | Data]}.
diff --git a/lib/inets/src/tftp/tftp_sup.erl b/lib/inets/src/tftp/tftp_sup.erl
index 1cafcc1069..3065279515 100644
--- a/lib/inets/src/tftp/tftp_sup.erl
+++ b/lib/inets/src/tftp/tftp_sup.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2005-2009. All Rights Reserved.
+%% Copyright Ericsson AB 2005-2015. All Rights Reserved.
 %% 
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -22,6 +22,7 @@
 %%----------------------------------------------------------------------
 
 -module(tftp_sup).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 -behaviour(supervisor).
 
@@ -93,7 +94,17 @@ unique_name(Options) ->
 	{value, {_, Port}} when is_integer(Port), Port > 0 -> 
 	    {tftpd, Port};
 	_ ->
-	    {tftpd, erlang:now()}
+	    {tftpd, unique_integer()}
+    end.
+
+unique_integer() ->
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    try
+	erlang:unique_integer([positive])
+    catch
+	error:undef ->
+	    {MS, S, US} = erlang:now(),
+	    (MS*1000000+S)*1000000+US
     end.
 
 default_kill_after() ->
diff --git a/lib/inets/test/ftp_suite_lib.erl b/lib/inets/test/ftp_suite_lib.erl
index daee1bdcdc..5ae9eb736e 100644
--- a/lib/inets/test/ftp_suite_lib.erl
+++ b/lib/inets/test/ftp_suite_lib.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2005-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2005-2015. All Rights Reserved.
 %% 
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -29,6 +29,7 @@
 % -export([init_per_testcase/2, end_per_testcase/2]).
 
 -compile(export_all).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 
 -record(progress, {
@@ -1352,9 +1353,15 @@ do_delete(Pid, Config) ->
     ok.
 
 do_mkdir(Pid) ->
-    {A, B, C} = erlang:now(),
-    NewDir = "nisse_" ++ integer_to_list(A) ++ "_" ++
-	integer_to_list(B) ++ "_" ++ integer_to_list(C),
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    NewDir = try
+                 "earl_" ++ integer_to_list(erlang:unique_integer([positive]))
+             catch
+                 error:undef ->
+                     {A, B, C} = erlang:now(),
+                     "nisse_" ++ integer_to_list(A) ++ "_" ++
+                         integer_to_list(B) ++ "_" ++ integer_to_list(C)
+             end,
     ok = ftp:cd(Pid, "incoming"),
     {ok, CurrDir} = ftp:pwd(Pid),
     {error, efnamena} = ftp:mkdir(Pid, NewDir++"\r\nCWD ."),
diff --git a/lib/inets/test/httpc_SUITE.erl b/lib/inets/test/httpc_SUITE.erl
index 0e89e831fb..2193588031 100644
--- a/lib/inets/test/httpc_SUITE.erl
+++ b/lib/inets/test/httpc_SUITE.erl
@@ -31,6 +31,7 @@
 -include("httpc_internal.hrl").
 %% Note: This directive should only be used in test suites.
 -compile(export_all).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 -define(URL_START, "http://").
 -define(TLS_URL_START, "https://").
@@ -1933,12 +1934,19 @@ run_clients(NumClients, ServerPort, SeqNumServer) ->
 wait4clients([], _Timeout) ->
     ok;
 wait4clients(Clients, Timeout) when Timeout > 0 ->
-    Time = now_ms(),
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    Time = try
+                 erlang:monotonic_time()
+             catch
+                 error:undef ->
+                     %% Use Erlang system time as monotonic time
+                     erlang:now()
+             end,
     receive
 	{'DOWN', _MRef, process, Pid, normal} ->
 	    {value, {Id, _, _}} = lists:keysearch(Pid, 2, Clients),
 	    NewClients = lists:keydelete(Id, 1, Clients),
-	    wait4clients(NewClients, Timeout - (now_ms() - Time));
+	    wait4clients(NewClients, Timeout - inets_lib:millisec_passed(Time));
 	{'DOWN', _MRef, process, Pid, Reason} ->
 	    {value, {Id, _, _}} = lists:keysearch(Pid, 2, Clients),
 	    ct:fail({bad_client_termination, Id, Reason})
@@ -2031,14 +2039,16 @@ parse_connection_type(Request) ->
 	"keep-alive" -> keep_alive
     end.
 
-%% Time in milli seconds
-now_ms() ->
-    {A,B,C} = erlang:now(),
-    A*1000000000+B*1000+(C div 1000).
-
 set_random_seed() ->
-    {_, _, Micros} = now(),
-    A = erlang:phash2([make_ref(), self(), Micros]),
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    Unique = try
+	erlang:unique_integer()
+    catch
+	error:undef ->
+	    {MS, S, US} = erlang:now(),
+	    (MS*1000000+S)*1000000+US
+    end,
+    A = erlang:phash2([make_ref(), self(), Unique]),
     random:seed(A, A, A).
 
 
diff --git a/lib/inets/test/httpd_time_test.erl b/lib/inets/test/httpd_time_test.erl
index 0bb457f9b9..b3e6746a01 100644
--- a/lib/inets/test/httpd_time_test.erl
+++ b/lib/inets/test/httpd_time_test.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2001-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2001-2015. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -18,6 +18,7 @@
 %%
 %%
 -module(httpd_time_test).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 -export([t/3, t1/2, t2/2, t4/2]).
 
@@ -116,13 +117,22 @@ main(N, SocketType, Host, Port, Time)
 loop(Pollers, Timeout) ->
     d("loop -> entry when"
       "~n   Timeout: ~p", [Timeout]),
-    Start = t(), 
+    %% Adapt to OTP 18 erlang time API and be backwards compatible
+    Start = try
+                erlang:monotonic_time(1000)
+            catch
+                error:undef ->
+                    %% Use Erlang system time as monotonic time
+                    {A,B,C} = erlang:now(),
+                    A*1000000000+B*1000+(C div 1000)
+            end,
+
     receive 
 	{'EXIT', Pid, {poller_stat_failure, SocketType, Host, Port, Time, Reason}} ->
 	    case is_poller(Pid, Pollers) of
 		true ->
 		    error_msg("received unexpected exit from poller ~p~n"
-			      "befor completion of test "
+			      "before completion of test "
 			      "after ~p micro sec"
 			      "~n   SocketType: ~p"
 			      "~n   Host:       ~p"
@@ -133,7 +143,7 @@ loop(Pollers, Timeout) ->
 		false ->
 		    error_msg("received unexpected ~p from ~p"
 			      "befor completion of test", [Reason, Pid]),
-		    loop(Pollers, to(Timeout, Start))
+		    loop(Pollers, Timeout - inets_lib:millisec_passed(Start))
 	    end;
 
 	{poller_stat_failure, Pid, {SocketType, Host, Port, Time, Reason}} ->
@@ -412,35 +422,6 @@ validate(ExpStatusCode, _SocketType, _Socket, Response) ->
     end.
 
 
-trash_the_rest(Socket, N) ->
-    receive
-	{ssl, Socket, Trash} ->
-            trash_the_rest(Socket, add(N,sz(Trash)));
-	{ssl_closed, Socket} ->
-	    N;
-	{ssl_error, Socket, Error} ->
-	    exit({connection_error, Error});
-	
-        {tcp, Socket, Trash} ->
-            trash_the_rest(Socket, add(N,sz(Trash)));
-        {tcp_closed, Socket} ->
-            N;
-	{tcp_error, Socket, Error} ->
-	    exit({connection_error, Error})
-
-    after 10000 ->
-            exit({connection_timed_out, N})
-    end.
-
-
-add(N1,N2) when is_integer(N1) andalso is_integer(N2) ->
-    N1 + N2;
-add(N1,_) when is_integer(N1) ->
-    N1;
-add(_,N2) when is_integer(N2) ->
-    N2.
-
-
 sz(L) when is_list(L) ->
     length(lists:flatten(L));
 sz(B) when is_binary(B) ->
@@ -505,17 +486,6 @@ status_to_message(Code) -> io_lib:format("Unknown status code: ~p",[Code]).
 
 %% ----------------------------------------------------------------
 
-to(To, Start) ->
-    To - (t() - Start).
-
-%% Time in milli seconds
-t() ->
-    {A,B,C} = erlang:now(),
-    A*1000000000+B*1000+(C div 1000).
-
-
-%% ----------------------------------------------------------------
-
 
 
 % close(Socket) ->
diff --git a/lib/inets/test/inets_SUITE.erl b/lib/inets/test/inets_SUITE.erl
index 6510c70d08..a07dc79c02 100644
--- a/lib/inets/test/inets_SUITE.erl
+++ b/lib/inets/test/inets_SUITE.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 1997-2013. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2015. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -549,25 +549,12 @@ tsf(Reason) ->
 tsp(F) ->
     tsp(F, []).
 tsp(F, A) ->
-    Timestamp = formated_timestamp(), 
+    Timestamp = inets_lib:formated_timestamp(),
     test_server:format("** ~s ** ~p ~p:" ++ F ++ "~n", [Timestamp, self(), ?MODULE | A]).
 
 i(F) ->
     i(F, []).
 
 i(F, A) ->
-    Timestamp = formated_timestamp(), 
+    Timestamp = inets_lib:formated_timestamp(),
     io:format("*** ~s ~w:" ++ F ++ "~n", [Timestamp, ?MODULE | A]).
-
-formated_timestamp() ->
-    format_timestamp( os:timestamp() ).
-
-format_timestamp({_N1, _N2, N3} = Now) ->
-    {Date, Time}   = calendar:now_to_datetime(Now),
-    {YYYY,MM,DD}   = Date,
-    {Hour,Min,Sec} = Time,
-    FormatDate =
-        io_lib:format("~.4w:~.2.0w:~.2.0w ~.2.0w:~.2.0w:~.2.0w 4~w",
-                      [YYYY,MM,DD,Hour,Min,Sec,round(N3/1000)]),
-    lists:flatten(FormatDate).
-
diff --git a/lib/inets/test/inets_app_test.erl b/lib/inets/test/inets_app_test.erl
index eabfa69f7c..22d6e25c87 100644
--- a/lib/inets/test/inets_app_test.erl
+++ b/lib/inets/test/inets_app_test.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2002-2012. All Rights Reserved.
+%% Copyright Ericsson AB 2002-2015. All Rights Reserved.
 %% 
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -32,19 +32,6 @@
 
 
 %% Test server callbacks
-init_per_testcase(undef_funcs, Config) ->
-    NewConfig = lists:keydelete(watchdog, 1, Config),
-    Dog = test_server:timetrap(inets_test_lib:minutes(10)),
-
-    %% We need to check if there is a point to run this test.
-    %% On some platforms, crypto will not build, which in turn
-    %% causes ssl to not build (at this time, this will
-    %% change in the future).
-    %% So, we first check if we can start crypto, and if not,
-    %% we skip this test case!
-    ?ENSURE_STARTED(crypto),
-
-    [{watchdog, Dog}| NewConfig];
 init_per_testcase(_, Config) ->
     Config.
 
@@ -54,7 +41,7 @@ end_per_testcase(_Case, Config) ->
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 all() -> 
-    [fields, modules, exportall, app_depend, undef_funcs].
+    [fields, modules, exportall, app_depend].
 
 groups() -> 
     [].
@@ -244,56 +231,6 @@ check_apps([App|Apps]) ->
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
-undef_funcs(suite) ->
-    [];
-undef_funcs(doc) ->
-    [];
-undef_funcs(Config) when is_list(Config) ->
-    App            = inets,
-    AppFile        = key1search(app_file, Config),
-    Mods           = key1search(modules, AppFile),
-    Root           = code:root_dir(),
-    LibDir         = code:lib_dir(App),
-    EbinDir        = filename:join([LibDir,"ebin"]),
-    XRefTestName   = undef_funcs_make_name(App, xref_test_name),
-    {ok, XRef}     = xref:start(XRefTestName),
-    ok             = xref:set_default(XRef, 
-				      [{verbose,false},{warnings,false}]),
-    XRefName       = undef_funcs_make_name(App, xref_name),
-    {ok, XRefName} = xref:add_release(XRef, Root, {name, XRefName}),
-    {ok, App}      = xref:replace_application(XRef, App, EbinDir),
-    {ok, Undefs}   = xref:analyze(XRef, undefined_function_calls),
-    xref:stop(XRef),
-    analyze_undefined_function_calls(Undefs, Mods, []).
-
-analyze_undefined_function_calls([], _, []) ->
-    ok;
-analyze_undefined_function_calls([], _, AppUndefs) ->
-    exit({suite_failed, {undefined_function_calls, AppUndefs}});
-analyze_undefined_function_calls([{{Mod, _F, _A}, _C} = AppUndef|Undefs], 
-				 AppModules, AppUndefs) ->
-    %% Check that this module is our's
-    case lists:member(Mod,AppModules) of
-	true ->
-	    {Calling,Called} = AppUndef,
-	    {Mod1,Func1,Ar1} = Calling,
-	    {Mod2,Func2,Ar2} = Called,
-	    io:format("undefined function call: "
-		      "~n   ~w:~w/~w calls ~w:~w/~w~n", 
-		      [Mod1,Func1,Ar1,Mod2,Func2,Ar2]),
-	    analyze_undefined_function_calls(Undefs, AppModules, 
-					     [AppUndef|AppUndefs]);
-	false ->
-	    io:format("dropping ~p~n", [Mod]),
-	    analyze_undefined_function_calls(Undefs, AppModules, AppUndefs)
-    end.
-
-%% This function is used simply to avoid cut-and-paste errors later...
-undef_funcs_make_name(App, PostFix) ->
-    list_to_atom(atom_to_list(App) ++ "_" ++ atom_to_list(PostFix)).
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
 
 fail(Reason) ->
     exit({suite_failed, Reason}).
diff --git a/lib/inets/test/inets_test_lib.erl b/lib/inets/test/inets_test_lib.erl
index 4be9d9c8b3..7485971d3e 100644
--- a/lib/inets/test/inets_test_lib.erl
+++ b/lib/inets/test/inets_test_lib.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %%
-%% Copyright Ericsson AB 2001-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2001-2015. All Rights Reserved.
 %%
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -498,13 +498,6 @@ close(essl,Socket) ->
 close(ip_comm,Socket) ->
     catch gen_tcp:close(Socket).
 
-millis() ->
-    erlang:now().
-
-millis_diff(A,B) ->
-    T1 = (element(1,A)*1000000) + element(2,A) + (element(3,A)/1000000),
-    T2 = (element(1,B)*1000000) + element(2,B) + (element(3,B)/1000000),
-    T1 - T2.
 
 hours(N)   -> trunc(N * 1000 * 60 * 60).
 minutes(N) -> trunc(N * 1000 * 60).
@@ -546,7 +539,7 @@ flush() ->
 tsp(F) ->
     tsp(F, []).
 tsp(F, A) ->
-    Timestamp = formated_timestamp(), 
+    Timestamp = inets_lib:formated_timestamp(),
     ct:pal("*** ~s ~p ~p " ++ F ++ "~n", 
 		       [Timestamp, node(), self() | A]).
 
@@ -559,18 +552,6 @@ tss(Time) ->
 timestamp() ->
     http_util:timestamp().
 
-formated_timestamp() ->
-    format_timestamp( os:timestamp() ).
-
-format_timestamp({_N1, _N2, N3} = Now) ->
-    {Date, Time}   = calendar:now_to_datetime(Now),
-    {YYYY,MM,DD}   = Date,
-    {Hour,Min,Sec} = Time,
-    FormatDate =
-        io_lib:format("~.4w:~.2.0w:~.2.0w ~.2.0w:~.2.0w:~.2.0w 4~w",
-                      [YYYY,MM,DD,Hour,Min,Sec,round(N3/1000)]),
-    lists:flatten(FormatDate).
-
 start_apps(Apps) ->
     lists:foreach(fun(App) ->
 			  application:stop(App),
diff --git a/lib/kernel/doc/src/os.xml b/lib/kernel/doc/src/os.xml
index 8b85f24455..b9dbede0d3 100644
--- a/lib/kernel/doc/src/os.xml
+++ b/lib/kernel/doc/src/os.xml
@@ -142,14 +142,49 @@ DirOut = os:cmd("dir"), % on Win32 platform</code>
       </desc>
     </func>
     <func>
+      <name name="system_time" arity="0"/>
+      <fsummary>Current OS system time</fsummary>
+      <desc>
+	<p>Returns current
+	<seealso marker="erts:time_correction#OS_System_Time">OS system time</seealso>
+	in <c>native</c>
+	<seealso marker="erts:erlang#type_time_unit">time unit</seealso>.</p>
+
+	<note><p>This time is <em>not</em> a monotonically increasing time.</p></note>
+      </desc>
+    </func>
+    <func>
+      <name name="system_time" arity="1"/>
+      <fsummary>Current OS system time</fsummary>
+      <desc>
+	<p>Returns current
+	<seealso marker="erts:time_correction#OS_System_Time">OS system time</seealso>
+	converted into the <c><anno>Unit</anno></c> passed as argument.</p>
+
+	<p>Calling <c>os:system_time(<anno>Unit</anno>)</c> is equivalent to: 
+	<seealso marker="erts:erlang#convert_time_unit/3"><c>erlang:convert_time_unit</c></seealso><c>(</c><seealso marker="#system_time/0"><c>os:system_time()</c></seealso><c>,
+	native, <anno>Unit</anno>)</c>.</p>
+
+	<note><p>This time is <em>not</em> a monotonically increasing time.</p></note>
+      </desc>
+    </func>
+    <func>
       <name name="timestamp" arity="0"/>
       <type_desc variable="Timestamp">Timestamp = {MegaSecs, Secs, MicroSecs}</type_desc>
-      <fsummary>Returna a timestamp from the OS in the erlang:now/0 format</fsummary>
+      <fsummary>Current OS system time on the erlang:timestamp/0 format</fsummary>
       <desc>
-      <p>Returns a tuple in the same format as <seealso marker="erts:erlang#now/0">erlang:now/0</seealso>. The difference is that this function returns what the operating system thinks (a.k.a. the wall clock time) without any attempts at time correction. The result of two different calls to this function is <em>not</em> guaranteed to be different.</p>
-      <p>The most obvious use for this function is logging. The tuple can be used together with the function <seealso marker="stdlib:calendar#now_to_universal_time/1">calendar:now_to_universal_time/1</seealso> 
-or <seealso marker="stdlib:calendar#now_to_local_time/1">calendar:now_to_local_time/1</seealso> to get calendar time. Using the calendar time together with the <c>MicroSecs</c> part of the return tuple from this function allows you to log timestamps in high resolution and consistent with the time in the rest of the operating system.</p>
-      <p>Example of code formatting a string in the format &quot;DD Mon YYYY HH:MM:SS.mmmmmm&quot;, where DD is the day of month, Mon is the textual month name, YYYY is the year, HH:MM:SS is the time and mmmmmm is the microseconds in six positions:</p>
+      <p>Returns current
+	<seealso marker="erts:time_correction#OS_System_Time">OS system time</seealso>
+        in the same format as <seealso marker="erts:erlang#timestamp/0">erlang:timestamp/0</seealso>.
+	The tuple can be used together with the function
+	<seealso marker="stdlib:calendar#now_to_universal_time/1">calendar:now_to_universal_time/1</seealso> 
+        or <seealso marker="stdlib:calendar#now_to_local_time/1">calendar:now_to_local_time/1</seealso> to
+        get calendar time. Using the calendar time together with the <c>MicroSecs</c> part of the return
+        tuple from this function allows you to log timestamps in high resolution and consistent with the
+        time in the rest of the operating system.</p>
+      <p>Example of code formatting a string in the format &quot;DD Mon YYYY HH:MM:SS.mmmmmm&quot;, where
+         DD is the day of month, Mon is the textual month name, YYYY is the year, HH:MM:SS is the time and
+         mmmmmm is the microseconds in six positions:</p>
 <code>
 -module(print_time).
 -export([format_utc_timestamp/0]).
@@ -168,6 +203,9 @@ format_utc_timestamp() ->
 1> <input>io:format("~s~n",[print_time:format_utc_timestamp()]).</input>
 29 Apr 2009  9:55:30.051711
 </pre>
+       <p>OS system time can also be retreived by
+	<c><seealso marker="#system_time/0"><c>os:system_time/0</c></seealso></c>,
+	and <seealso marker="#system_time/1"><c>os:system_time/1</c></seealso>.</p>
       </desc>
     </func>
     <func>
diff --git a/lib/kernel/src/auth.erl b/lib/kernel/src/auth.erl
index eda35147d3..dbc486bee1 100644
--- a/lib/kernel/src/auth.erl
+++ b/lib/kernel/src/auth.erl
@@ -370,8 +370,8 @@ check_cookie1([], Result) ->
 %% Creates a new, random cookie. 
    
 create_cookie(Name) ->
-    {_, S1, S2} = now(),
-    Seed = S2*10000+S1,
+    Seed = abs(erlang:monotonic_time()
+	       bxor erlang:unique_integer()),
     Cookie = random_cookie(20, Seed, []),
     case file:open(Name, [write, raw]) of
 	{ok, File} ->
diff --git a/lib/kernel/src/dist_util.erl b/lib/kernel/src/dist_util.erl
index b127fe2e33..6b510bd0c3 100644
--- a/lib/kernel/src/dist_util.erl
+++ b/lib/kernel/src/dist_util.erl
@@ -298,7 +298,7 @@ shutdown(_Module, _Line, _Data, Reason) ->
     exit(Reason).
 %% Use this line to debug connection.  
 %% Set net_kernel verbose = 1 as well.
-%%    exit({Reason, ?MODULE, _Line, _Data, erlang:now()}).
+%%    exit({Reason, ?MODULE, _Line, _Data, erlang:timestamp()}).
 
 
 flush_down() ->
@@ -373,7 +373,9 @@ gen_digest(Challenge, Cookie) when is_integer(Challenge), is_atom(Cookie) ->
 %% gen_challenge() returns a "random" number
 %% ---------------------------------------------------------------
 gen_challenge() ->
-    {A,B,C} = erlang:now(),
+    A = erlang:phash2([erlang:node()]),
+    B = erlang:monotonic_time(),
+    C = erlang:unique_integer(),
     {D,_}   = erlang:statistics(reductions),
     {E,_}   = erlang:statistics(runtime),
     {F,_}   = erlang:statistics(wall_clock),
diff --git a/lib/kernel/src/global.erl b/lib/kernel/src/global.erl
index 0a4edea452..6c36d417a2 100644
--- a/lib/kernel/src/global.erl
+++ b/lib/kernel/src/global.erl
@@ -881,11 +881,12 @@ handle_info({nodeup, Node}, S0) when S0#state.connect_all ->
 	false ->
 	    resend_pre_connect(Node),
 
-	    %% now() is used as a tag to separate different synch sessions
+	    %% erlang:unique_integer([monotonic]) is used as a tag to
+	    %% separate different synch sessions
 	    %% from each others. Global could be confused at bursty nodeups
 	    %% because it couldn't separate the messages between the different
 	    %% synch sessions started by a nodeup.
-	    MyTag = now(),
+	    MyTag = erlang:unique_integer([monotonic]),
 	    put({sync_tag_my, Node}, MyTag),
             ?trace({sending_nodeup_to_locker, {node,Node},{mytag,MyTag}}),
 	    S1#state.the_locker ! {nodeup, Node, MyTag},
@@ -1772,8 +1773,8 @@ update_locker_known(Upd, S) ->
     S#multi{known = Known, the_boss = TheBoss}.
 
 random_element(L) ->
-    {A,B,C} = now(),
-    E = (A+B+C) rem length(L),
+    E = abs(erlang:monotonic_time()
+		bxor erlang:unique_integer()) rem length(L),
     lists:nth(E+1, L).
 
 exclude_known(Others, Known) ->
@@ -2072,9 +2073,10 @@ random_sleep(Times) ->
     end,
     case get(random_seed) of
 	undefined ->
-	    {A1, A2, A3} = now(),
-	    _ = random:seed(A1, A2, A3 + erlang:phash(node(), 100000)),
-            ok;
+	    _ = random:seed(erlang:phash2([erlang:node()]),
+			    erlang:monotonic_time(),
+			    erlang:unique_integer()),
+	    ok;
 	_ -> ok
     end,
     %% First time 1/4 seconds, then doubling each time up to 8 seconds max.
@@ -2106,7 +2108,7 @@ trace_message(S, M, X) ->
     S#state{trace = [trace_message(M, X) | S#state.trace]}.
 
 trace_message(M, X) ->
-    {node(), now(), M, nodes(), X}.
+    {node(), erlang:timestamp(), M, nodes(), X}.
 
 %%-----------------------------------------------------------------
 %% Each sync process corresponds to one call to sync. Each such
diff --git a/lib/kernel/src/inet_db.erl b/lib/kernel/src/inet_db.erl
index 2ebdc0f554..abe207295f 100644
--- a/lib/kernel/src/inet_db.erl
+++ b/lib/kernel/src/inet_db.erl
@@ -1372,8 +1372,7 @@ cache_rr(_Db, Cache, RR) ->
     ets:insert(Cache, RR).
 
 times() ->
-    {Mega,Secs,_} = erlang:now(),
-    Mega*1000000 + Secs.
+    erlang:monotonic_time(1).
 
 %% lookup and remove old entries
 
diff --git a/lib/kernel/src/inet_res.erl b/lib/kernel/src/inet_res.erl
index 6037da1d22..410128a16a 100644
--- a/lib/kernel/src/inet_res.erl
+++ b/lib/kernel/src/inet_res.erl
@@ -715,10 +715,10 @@ udp_send(#sock{inet=I}, {A,B,C,D}=IP, Port, Buffer)
 
 udp_recv(#sock{inet6=I}, {A,B,C,D,E,F,G,H}=IP, Port, Timeout, Decode)
   when ?ip6(A,B,C,D,E,F,G,H), ?port(Port) ->
-    do_udp_recv(I, IP, Port, Timeout, Decode, erlang:now(), Timeout);
+    do_udp_recv(I, IP, Port, Timeout, Decode, time_now(), Timeout);
 udp_recv(#sock{inet=I}, {A,B,C,D}=IP, Port, Timeout, Decode)
   when ?ip(A,B,C,D), ?port(Port) ->
-    do_udp_recv(I, IP, Port, Timeout, Decode, erlang:now(), Timeout).
+    do_udp_recv(I, IP, Port, Timeout, Decode, time_now(), Timeout).
 
 do_udp_recv(_I, _IP, _Port, 0, _Decode, _Start, _T) ->
     timeout;
@@ -742,7 +742,7 @@ do_udp_recv(I, IP, Port, Timeout, Decode, Start, T) ->
 		    NewTimeout = erlang:max(0, Timeout - 50),
 		    do_udp_recv(I, IP, Port, NewTimeout, Decode, Start, T);
 		false ->
-		    Now = erlang:now(),
+		    Now = time_now(),
 		    NewT = erlang:max(0, Timeout - now_ms(Now, Start)),
 		    do_udp_recv(I, IP, Port, Timeout, Decode, Start, NewT);
 		Result ->
@@ -1057,5 +1057,9 @@ dns_msg(Msg) ->
     end.
 
 -compile({inline, [now_ms/2]}).
-now_ms({Meg1,Sec1,Mic1}, {Meg0,Sec0,Mic0}) ->
-    ((Meg1-Meg0)*1000000 + (Sec1-Sec0))*1000 + ((Mic1-Mic0) div 1000).
+now_ms(Int1, Int0) ->
+    Int1 - Int0.
+
+-compile({inline, [time_now/0]}).
+time_now() ->
+	erlang:monotonic_time(1000).
diff --git a/lib/kernel/src/kernel.app.src b/lib/kernel/src/kernel.app.src
index 9f6c0f4624..0cb10791d7 100644
--- a/lib/kernel/src/kernel.app.src
+++ b/lib/kernel/src/kernel.app.src
@@ -115,6 +115,6 @@
   {applications, []},
   {env, [{error_logger, tty}]},
   {mod, {kernel, []}},
-  {runtime_dependencies, ["erts-6.1.2", "stdlib-2.0", "sasl-2.4"]}
+  {runtime_dependencies, ["erts-7.0", "stdlib-2.0", "sasl-2.4"]}
  ]
 }.
diff --git a/lib/kernel/src/os.erl b/lib/kernel/src/os.erl
index 7468a06f3c..3647545777 100644
--- a/lib/kernel/src/os.erl
+++ b/lib/kernel/src/os.erl
@@ -26,7 +26,8 @@
 
 %%% BIFs
 
--export([getenv/0, getenv/1, getenv/2, getpid/0, putenv/2, timestamp/0, unsetenv/1]).
+-export([getenv/0, getenv/1, getenv/2, getpid/0, putenv/2, system_time/0, system_time/1,
+	 timestamp/0, unsetenv/1]).
 
 -spec getenv() -> [string()].
 
@@ -65,6 +66,17 @@ getpid() ->
 putenv(_, _) ->
     erlang:nif_error(undef).
 
+-spec system_time() -> integer().
+
+system_time() ->
+    erlang:nif_error(undef).
+
+-spec system_time(Unit) -> integer() when
+      Unit :: erlang:time_unit().
+
+system_time(_Unit) ->
+    erlang:nif_error(undef).
+
 -spec timestamp() -> Timestamp when
       Timestamp :: erlang:timestamp().
 
diff --git a/lib/kernel/src/pg2.erl b/lib/kernel/src/pg2.erl
index b562d4ffd2..70d7a75671 100644
--- a/lib/kernel/src/pg2.erl
+++ b/lib/kernel/src/pg2.erl
@@ -140,19 +140,22 @@ get_closest_pid(Name) ->
         [Pid] ->
             Pid;
         [] ->
-            {_,_,X} = erlang:now(),
             case get_members(Name) of
                 [] -> {error, {no_process, Name}};
                 Members ->
-                    lists:nth((X rem length(Members))+1, Members)
+                    random_element(Members)
             end;
         Members when is_list(Members) ->
-            {_,_,X} = erlang:now(),
-            lists:nth((X rem length(Members))+1, Members);
+            random_element(Members);
         Else ->
             Else
     end.
 
+random_element(List) ->
+    X = abs(erlang:monotonic_time()
+		bxor erlang:unique_integer()),
+    lists:nth((X rem length(List)) + 1, List).
+
 %%%
 %%% Callback functions from gen_server
 %%%
diff --git a/lib/mnesia/src/mnesia.app.src b/lib/mnesia/src/mnesia.app.src
index e755864792..c78a7cba1e 100644
--- a/lib/mnesia/src/mnesia.app.src
+++ b/lib/mnesia/src/mnesia.app.src
@@ -48,6 +48,6 @@
 	       ]},
   {applications, [kernel, stdlib]},
   {mod, {mnesia_sup, []}},
-  {runtime_dependencies, ["stdlib-2.0","kernel-3.0","erts-6.0"]}]}.
+  {runtime_dependencies, ["stdlib-2.0","kernel-3.0","erts-7.0"]}]}.
 
 
diff --git a/lib/mnesia/src/mnesia.erl b/lib/mnesia/src/mnesia.erl
index 8f14831ad3..792b6c4a73 100644
--- a/lib/mnesia/src/mnesia.erl
+++ b/lib/mnesia/src/mnesia.erl
@@ -2171,7 +2171,7 @@ system_info2(version) ->
 		    Version;
 		false ->
 		    %% Ensure that it does not match
-		    {mnesia_not_loaded, node(), now()}
+		    {mnesia_not_loaded, node(), erlang:timestamp()}
 	    end;
 	Version ->
 	    Version
diff --git a/lib/mnesia/src/mnesia.hrl b/lib/mnesia/src/mnesia.hrl
index c8010d5466..9a58ea581a 100644
--- a/lib/mnesia/src/mnesia.hrl
+++ b/lib/mnesia/src/mnesia.hrl
@@ -53,7 +53,9 @@
          up_stores = [],  %% list of upper layer stores for nested trans
          level = 1}).     %% transaction level
 
--define(unique_cookie, {erlang:now(), node()}).
+-define(unique_cookie, {{erlang:monotonic_time() + erlang:time_offset(),
+			 erlang:unique_integer(),1},
+			node()}).
 
 -record(cstruct, {name,                            % Atom
 		  type = set,                      % set | bag
diff --git a/lib/mnesia/src/mnesia_bup.erl b/lib/mnesia/src/mnesia_bup.erl
index 3b084e7371..71e610bd63 100644
--- a/lib/mnesia/src/mnesia_bup.erl
+++ b/lib/mnesia/src/mnesia_bup.erl
@@ -368,7 +368,7 @@ create_schema(_Ns, Reason) ->
     {error, Reason}.
 
 mk_str() ->
-    Now = [integer_to_list(I) || I <- tuple_to_list(now())],
+    Now = integer_to_list(erlang:unique_integer([positive])),
     lists:concat([node()] ++ Now ++ ".TMP").
 
 make_initial_backup(Ns, Opaque, Mod) ->
diff --git a/lib/mnesia/src/mnesia_checkpoint.erl b/lib/mnesia/src/mnesia_checkpoint.erl
index 173e3be2f5..442e68a13d 100644
--- a/lib/mnesia/src/mnesia_checkpoint.erl
+++ b/lib/mnesia/src/mnesia_checkpoint.erl
@@ -68,12 +68,12 @@
 -import(mnesia_lib, [add/2, del/2, set/2, unset/1]).
 -import(mnesia_lib, [dbg_out/2]).
 
--record(checkpoint_args, {name = {now(), node()},
+-record(checkpoint_args, {name = {erlang:unique_integer([positive]), node()},
 			  allow_remote = true,
 			  ram_overrides_dump = false,
 			  nodes = [],
 			  node = node(),
-			  now = now(),
+			  now,  %% unused
 			  cookie = ?unique_cookie,
 			  min = [],
 			  max = [],
diff --git a/lib/mnesia/src/mnesia_event.erl b/lib/mnesia/src/mnesia_event.erl
index 67ec9d7399..8a4be88e9a 100644
--- a/lib/mnesia/src/mnesia_event.erl
+++ b/lib/mnesia/src/mnesia_event.erl
@@ -235,8 +235,7 @@ report_fatal(Format, Args, BinaryCore, CoreDumped) ->
     end.
 
 core_file(CoreDir,BinaryCore,Format,Args) ->
-    %% Integers = tuple_to_list(date()) ++ tuple_to_list(time()),
-    Integers = tuple_to_list(now()),
+    Integers = tuple_to_list(erlang:timestamp()),
     Fun = fun(I) when I < 10 -> ["_0",I];
 	     (I) -> ["_",I]
 	  end,
diff --git a/lib/mnesia/src/mnesia_lib.erl b/lib/mnesia/src/mnesia_lib.erl
index a32c69c59e..fc41cbedcb 100644
--- a/lib/mnesia/src/mnesia_lib.erl
+++ b/lib/mnesia/src/mnesia_lib.erl
@@ -930,8 +930,9 @@ random_time(Retries, _Counter0) ->
     
     case get(random_seed) of
 	undefined ->
-	    {X, Y, Z} = erlang:now(), %% time()
-	    _ = random:seed(X, Y, Z),
+	    _ = random:seed(erlang:unique_integer(),
+			    erlang:monotonic_time(),
+			    erlang:unique_integer()),
 	    Time = Dup + random:uniform(MaxIntv),
 	    %%	    dbg_out("---random_test rs ~w max ~w val ~w---~n", [Retries, MaxIntv, Time]),
 	    Time;
diff --git a/lib/mnesia/src/mnesia_log.erl b/lib/mnesia/src/mnesia_log.erl
index d2fd04a60b..6206a8bdb9 100644
--- a/lib/mnesia/src/mnesia_log.erl
+++ b/lib/mnesia/src/mnesia_log.erl
@@ -200,7 +200,7 @@ log_header(Kind, Version) ->
 		log_kind=Kind,
 		mnesia_version=mnesia:system_info(version),
 		node=node(),
-		now=now()}.
+		now=erlang:timestamp()}.
 
 version() -> "4.3".
 
diff --git a/lib/mnesia/src/mnesia_schema.erl b/lib/mnesia/src/mnesia_schema.erl
index 6e43052fb0..52180cfcf5 100644
--- a/lib/mnesia/src/mnesia_schema.erl
+++ b/lib/mnesia/src/mnesia_schema.erl
@@ -262,7 +262,7 @@ incr_version(Cs) ->
             [] -> {Major + 1, 0};    % All replicas are active
             _ -> {Major, Minor + 1}  % Some replicas are inactive
         end,
-    Cs#cstruct{version = {V, {node(), now()}}}.
+    Cs#cstruct{version = {V, {node(), erlang:timestamp()}}}.
 
 %% Returns table name
 insert_cstruct(Tid, Cs, KeepWhereabouts) ->
diff --git a/lib/observer/src/observer.app.src b/lib/observer/src/observer.app.src
index 97a54cd6f9..197d0a2a95 100644
--- a/lib/observer/src/observer.app.src
+++ b/lib/observer/src/observer.app.src
@@ -63,6 +63,6 @@
     {env, []},
     {runtime_dependencies, ["wx-1.2","stdlib-2.0","runtime_tools-1.8.14",
 			    "kernel-3.0","inets-5.10","et-1.5",
-			    "erts-6.0"]}]}.
+			    "erts-7.0"]}]}.
 
 
diff --git a/lib/observer/src/observer_html_lib.erl b/lib/observer/src/observer_html_lib.erl
index 53197078cf..df0bc05312 100644
--- a/lib/observer/src/observer_html_lib.erl
+++ b/lib/observer/src/observer_html_lib.erl
@@ -155,7 +155,7 @@ all_or_expand(_Tab,Term,Str,false)
     href_proc_port(lists:flatten(Str));
 all_or_expand(Tab,Term,Preview,true)
   when not is_binary(Term) ->
-    Key = {Key1,Key2,Key3} = now(),
+    Key = {Key1,Key2,Key3} = {erlang:unique_integer([positive]),1,2},
     ets:insert(Tab,{Key,Term}),
     [href_proc_port(lists:flatten(Preview), false), $\n,
      href("TARGET=\"expanded\"",
diff --git a/lib/observer/src/ttb.erl b/lib/observer/src/ttb.erl
index 61fd6d1787..a2db40aa2f 100644
--- a/lib/observer/src/ttb.erl
+++ b/lib/observer/src/ttb.erl
@@ -849,7 +849,7 @@ get_nodes() ->
     receive {?MODULE,Nodes} -> Nodes end.
 
 ts() ->
-    {{Y,M,D},{H,Min,S}} = calendar:now_to_local_time(now()),
+    {{Y,M,D},{H,Min,S}} = calendar:now_to_local_time(erlang:timestamp()),
     io_lib:format("-~4.4.0w~2.2.0w~2.2.0w-~2.2.0w~2.2.0w~2.2.0w",
 		  [Y,M,D,H,Min,S]).
 
diff --git a/lib/reltool/src/reltool.app.src b/lib/reltool/src/reltool.app.src
index 65fcf4aae5..579d2c0d1b 100644
--- a/lib/reltool/src/reltool.app.src
+++ b/lib/reltool/src/reltool.app.src
@@ -36,5 +36,5 @@
   {applications, [stdlib, kernel]},
   {env, []},
   {runtime_dependencies, ["wx-1.2","tools-2.6.14","stdlib-2.0","sasl-2.4",
-			  "kernel-3.0","erts-6.0"]}
+			  "kernel-3.0","erts-7.0"]}
  ]}.
diff --git a/lib/reltool/src/reltool_fgraph_win.erl b/lib/reltool/src/reltool_fgraph_win.erl
index 66bc2b5ab3..d9e6f6d427 100644
--- a/lib/reltool/src/reltool_fgraph_win.erl
+++ b/lib/reltool/src/reltool_fgraph_win.erl
@@ -252,10 +252,10 @@ ticker_init(Pid) ->
 ticker_loop(Pid, Time) ->
     receive after Time ->
         Pid ! {self(), redraw},
-        T0 = now(),
+        T0 = erlang:monotonic_time(),
         receive {Pid, ok} -> ok end,
-        T1 = now(),
-        D = timer:now_diff(T1, T0)/1000,
+        T1 = erlang:monotonic_time(),
+        D = erlang:convert_time_unit(T1-T0, native, milli_seconds),
         case round(40 - D) of
             Ms when Ms < 0 ->
                 %io:format("ticker: wait is   0 ms [fg ~7s ms] [fps ~7s]~n",
diff --git a/lib/runtime_tools/src/observer_backend.erl b/lib/runtime_tools/src/observer_backend.erl
index fea0854042..fe814ceda4 100644
--- a/lib/runtime_tools/src/observer_backend.erl
+++ b/lib/runtime_tools/src/observer_backend.erl
@@ -248,7 +248,7 @@ etop_collect(Collector) ->
     SchedulerWallTime = erlang:statistics(scheduler_wall_time),
     ProcInfo = etop_collect(processes(), []),
 
-    Collector ! {self(),#etop_info{now = now(),
+    Collector ! {self(),#etop_info{now = erlang:timestamp(),
 				   n_procs = length(ProcInfo),
 				   run_queue = erlang:statistics(run_queue),
 				   runtime = SchedulerWallTime,
diff --git a/lib/runtime_tools/src/percept_profile.erl b/lib/runtime_tools/src/percept_profile.erl
index cdc7a0fca1..dfadb21aa8 100644
--- a/lib/runtime_tools/src/percept_profile.erl
+++ b/lib/runtime_tools/src/percept_profile.erl
@@ -119,7 +119,7 @@ stop() ->
     	undefined -> 
 	    {error, not_started};
 	Port ->
-	    erlang:port_command(Port, erlang:term_to_binary({profile_stop, erlang:now()})),
+	    erlang:port_command(Port, erlang:term_to_binary({profile_stop, erlang:timestamp()})),
 	    %% trace delivered?
 	    erlang:port_close(Port),
 	    ok
@@ -139,7 +139,7 @@ profile_to_file(Filename, Opts) ->
 	    erlang:system_flag(multi_scheduling, block),
 	    Port = (dbg:trace_port(file, Filename))(),
 	    % Send start time
-	    erlang:port_command(Port, erlang:term_to_binary({profile_start, erlang:now()})),
+	    erlang:port_command(Port, erlang:term_to_binary({profile_start, erlang:timestamp()})),
 	    erlang:system_flag(multi_scheduling, unblock),
 		
 	    %% Register Port
diff --git a/lib/runtime_tools/src/runtime_tools.app.src b/lib/runtime_tools/src/runtime_tools.app.src
index 0a70802c08..32ea9e564b 100644
--- a/lib/runtime_tools/src/runtime_tools.app.src
+++ b/lib/runtime_tools/src/runtime_tools.app.src
@@ -27,6 +27,6 @@
     {env,          []},
     {mod,          {runtime_tools, []}},
     {runtime_dependencies, ["stdlib-2.0","mnesia-4.12","kernel-3.0",
-			    "erts-6.0"]}]}.
+			    "erts-7.0"]}]}.
 
 
diff --git a/lib/ssh/src/ssh_info.erl b/lib/ssh/src/ssh_info.erl
index e5a8666af0..e23ee836d5 100644
--- a/lib/ssh/src/ssh_info.erl
+++ b/lib/ssh/src/ssh_info.erl
@@ -25,6 +25,7 @@
 -module(ssh_info).
 
 -compile(export_all).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 print() ->
     try supervisor:which_children(ssh_sup)
diff --git a/lib/ssh/test/ssh_basic_SUITE.erl b/lib/ssh/test/ssh_basic_SUITE.erl
index b449012ffc..945f615639 100644
--- a/lib/ssh/test/ssh_basic_SUITE.erl
+++ b/lib/ssh/test/ssh_basic_SUITE.erl
@@ -26,6 +26,7 @@
 
 %% Note: This directive should only be used in test suites.
 -compile(export_all).
+-compile([{nowarn_deprecated_function,{erlang,now,0}}]).
 
 -define(NEWLINE, <<"\r\n">>).
 
@@ -763,9 +764,9 @@ ms_passed({_,_,_} = T0 ) ->
 
 ms_passed(T0) ->
     %% OTP 18
-    erlang:convert_time_resolution(erlang:monotonic_time() - T0,
-                                   erlang:time_resolution(),
-                                   1000000)/1000.
+    erlang:convert_time_unit(erlang:monotonic_time() - T0,
+			     native,
+			     micro_seconds)/1000.
 
 %%--------------------------------------------------------------------
 ssh_connect_negtimeout_parallel(Config) -> ssh_connect_negtimeout(Config,true).
diff --git a/lib/stdlib/doc/src/calendar.xml b/lib/stdlib/doc/src/calendar.xml
index e32a639b81..d8193a9ec2 100644
--- a/lib/stdlib/doc/src/calendar.xml
+++ b/lib/stdlib/doc/src/calendar.xml
@@ -270,7 +270,8 @@
       <fsummary>Convert now to local date and time</fsummary>
       <desc>
         <p>This function returns local date and time converted from
-          the return value from <c>erlang:now()</c>.</p>
+        the return value from
+	<seealso marker="erts:erlang#timestamp/0"><c>erlang:timestamp/0</c></seealso>.</p>
       </desc>
     </func>
     <func>
@@ -279,7 +280,8 @@
       <fsummary>Convert now to date and time</fsummary>
       <desc>
         <p>This function returns Universal Coordinated Time (UTC)
-          converted from the return value from <c>erlang:now()</c>.</p>
+        converted from the return value from
+	<seealso marker="erts:erlang#timestamp/0"><c>erlang:timestamp/0</c></seealso>.</p>
       </desc>
     </func>
     <func>
diff --git a/lib/stdlib/doc/src/file_sorter.xml b/lib/stdlib/doc/src/file_sorter.xml
index 16572df3c5..c069333c29 100644
--- a/lib/stdlib/doc/src/file_sorter.xml
+++ b/lib/stdlib/doc/src/file_sorter.xml
@@ -105,9 +105,9 @@
       <c>file:get_cwd()</c> is used instead. The names of
        temporary files are derived from the Erlang nodename
        (<c>node()</c>), the process identifier of the current Erlang
-       emulator (<c>os:getpid()</c>), and a timestamp
-       (<c>erlang:now()</c>); a typical name would be
-      <c>fs_mynode@myhost_1763_1043_337000_266005.17</c>, where
+       emulator (<c>os:getpid()</c>), and a unique integer
+       (<c>erlang:unique_integer([positive])</c>); a typical name would be
+      <c>fs_mynode@myhost_1763_4711.17</c>, where
       <c>17</c> is a sequence number. Existing files will be
        overwritten. Temporary files are deleted unless some
        uncaught EXIT signal occurs.
diff --git a/lib/stdlib/doc/src/random.xml b/lib/stdlib/doc/src/random.xml
index e001058e19..2cc621ffc3 100644
--- a/lib/stdlib/doc/src/random.xml
+++ b/lib/stdlib/doc/src/random.xml
@@ -70,12 +70,11 @@
       <desc>
         <p>Seeds random number generation with integer values in the process
           dictionary, and returns the old state.</p>
-        <p>One way of obtaining a seed is to use the BIF <c>now/0</c>:</p>
+        <p>One easy way of obtaining a unique value to seed with is to:</p>
         <code type="none">
-          ...
-          {A1,A2,A3} = now(),
-          random:seed(A1, A2, A3),
-          ...</code>
+          random:seed(<seealso marker="erts:erlang#phash2/1">erlang:phash2</seealso>([<seealso marker="erts:erlang#node/0">node()</seealso>]),
+	              <seealso marker="erts:erlang#monotonic_time/0">erlang:monotonic_time()</seealso>,
+		      <seealso marker="erts:erlang#unique_integer/0">erlang:unique_integer()</seealso>)</code>
       </desc>
     </func>
     <func>
diff --git a/lib/stdlib/doc/src/timer.xml b/lib/stdlib/doc/src/timer.xml
index eca9a72d36..791a29689e 100644
--- a/lib/stdlib/doc/src/timer.xml
+++ b/lib/stdlib/doc/src/timer.xml
@@ -217,12 +217,14 @@
     </func>
     <func>
       <name name="now_diff" arity="2"/>
-      <fsummary>Calculate time difference between <c>now/0</c>timestamps</fsummary>
+      <fsummary>Calculate time difference between timestamps</fsummary>
       <type_desc variable="Tdiff">In microseconds</type_desc>
       <desc>
         <p>Calculates the time difference <c><anno>Tdiff</anno> = <anno>T2</anno> - <anno>T1</anno></c> in
-          <em>microseconds</em>, where <c><anno>T1</anno></c> and <c><anno>T2</anno></c> probably
-          are timestamp tuples returned from <c>erlang:now/0</c>.</p>
+        <em>microseconds</em>, where <c><anno>T1</anno></c> and <c><anno>T2</anno></c>
+        are timestamp tuples on the same format as returned from
+	<seealso marker="erts:erlang#timestamp/0"><c>erlang:timestamp/0</c></seealso>,
+	or <seealso marker="kernel:os#timestamp/0"><c>os:timestamp/0</c></seealso>.</p>
       </desc>
     </func>
     <func>
@@ -234,7 +236,7 @@
     </func>
     <func>
       <name name="minutes" arity="1"/>
-      <fsummary>Converts <c>Minutes</c>to <c>Milliseconds</c>.</fsummary>
+      <fsummary>Converts <c>Minutes</c> to <c>Milliseconds</c>.</fsummary>
       <desc>
         <p>Return the number of milliseconds in <c><anno>Minutes</anno></c>.</p>
       </desc>
diff --git a/lib/stdlib/src/calendar.erl b/lib/stdlib/src/calendar.erl
index 0320e0cd0e..d08001c933 100644
--- a/lib/stdlib/src/calendar.erl
+++ b/lib/stdlib/src/calendar.erl
@@ -299,7 +299,7 @@ local_time_to_universal_time_dst(DateTime) ->
 %% now_to_universal_time(Now)
 %% now_to_datetime(Now)
 %%
-%% Convert from now() to UTC.
+%% Convert from erlang:timestamp() to UTC.
 %%
 %% Args: Now = now(); now() = {MegaSec, Sec, MilliSec}, MegaSec = Sec
 %% = MilliSec = integer() 
diff --git a/lib/stdlib/src/dets.erl b/lib/stdlib/src/dets.erl
index a4bd45ea19..5d365ac962 100644
--- a/lib/stdlib/src/dets.erl
+++ b/lib/stdlib/src/dets.erl
@@ -1963,7 +1963,7 @@ do_safe_fixtable(Head, Pid, true) ->
     case Head#head.fixed of 
 	false -> 
 	    link(Pid),
-	    Fixed = {erlang:now(), [{Pid, 1}]},
+	    Fixed = {utime_now(), [{Pid, 1}]},
 	    Ftab = dets_utils:get_freelists(Head),
 	    Head#head{fixed = Fixed, freelists = {Ftab, Ftab}};
 	{TimeStamp, Counters} ->
@@ -3088,14 +3088,14 @@ update_cache(Head, ToAdd) ->
 	    {Head1, Found, []};
 	Cache#cache.wrtime =:= undefined ->
 	    %% Empty cache. Schedule a delayed write.
-	    Now = now(), Me = self(),
+	    Now = time_now(), Me = self(),
 	    Call = ?DETS_CALL(Me, {delayed_write, Now}),
 	    erlang:send_after(Cache#cache.delay, Me, Call),
 	    {Head1#head{cache = NewCache#cache{wrtime = Now}}, Found, []};
 	Size0 =:= 0 ->
 	    %% Empty cache that has been written after the
 	    %% currently scheduled delayed write.
-	    {Head1#head{cache = NewCache#cache{wrtime = now()}}, Found, []};
+	    {Head1#head{cache = NewCache#cache{wrtime = time_now()}}, Found, []};
 	true ->
 	    %% Cache is not empty, delayed write has been scheduled.
 	    {Head1, Found, []}
@@ -3158,11 +3158,7 @@ delayed_write(Head, WrTime) ->
 		    Head#head{cache = NewCache};
 		true ->
 		    %% Yes, schedule a new delayed write.
-		    {MS1,S1,M1} = WrTime,
-		    {MS2,S2,M2} = LastWrTime,
-		    WrT = M1+1000000*(S1+1000000*MS1),
-		    LastWrT = M2+1000000*(S2+1000000*MS2),
-		    When = round((LastWrT - WrT)/1000), Me = self(),
+		    When = round((LastWrTime - WrTime)/1000), Me = self(),
 		    Call = ?DETS_CALL(Me, {delayed_write, LastWrTime}),
 		    erlang:send_after(When, Me, Call),
 		    Head
@@ -3274,6 +3270,16 @@ err(Error) ->
 	    Error
     end.
 
+-compile({inline, [time_now/0]}).
+time_now() ->
+    erlang:monotonic_time(1000000).
+
+-compile({inline, [utime_now/0]}).
+utime_now() ->
+    Time = time_now(),
+    UniqueCounter = erlang:unique_integer([monotonic]),
+    {Time, UniqueCounter}.
+
 %%%%%%%%%%%%%%%%%  DEBUG functions %%%%%%%%%%%%%%%%
 
 file_info(FileName) ->
diff --git a/lib/stdlib/src/dets_utils.erl b/lib/stdlib/src/dets_utils.erl
index 6c176ad513..26e22dbd5b 100644
--- a/lib/stdlib/src/dets_utils.erl
+++ b/lib/stdlib/src/dets_utils.erl
@@ -447,7 +447,7 @@ reset_cache(C) ->
 		    WrTime =:= undefined ->
 			WrTime;
 		    true ->
-			now()
+			erlang:monotonic_time(1000000)
 		end,
     PK = family(C#cache.cache),
     NewC = C#cache{cache = [], csize = 0, inserts = 0, wrtime = NewWrTime},
diff --git a/lib/stdlib/src/erl_tar.erl b/lib/stdlib/src/erl_tar.erl
index caa3276d09..72bd54fa29 100644
--- a/lib/stdlib/src/erl_tar.erl
+++ b/lib/stdlib/src/erl_tar.erl
@@ -300,7 +300,7 @@ format_error(Term) ->
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 add1(TarFile, Bin, NameInArchive, Opts) when is_binary(Bin) ->
-    Now = calendar:now_to_local_time(now()),
+    Now = calendar:now_to_local_time(erlang:timestamp()),
     Info = #file_info{size = byte_size(Bin),
 		      type = regular,
 		      access = read_write,
diff --git a/lib/stdlib/src/escript.erl b/lib/stdlib/src/escript.erl
index 6bd0eb8a22..90e1f3a8d6 100644
--- a/lib/stdlib/src/escript.erl
+++ b/lib/stdlib/src/escript.erl
@@ -663,7 +663,8 @@ check_source(S, CheckOnly) ->
     end.
 
 pre_def_macros(File) ->
-    {MegaSecs, Secs, MicroSecs} = erlang:now(),
+    {MegaSecs, Secs, MicroSecs} = erlang:timestamp(),
+    Unique = erlang:unique_integer([positive]),
     Replace = fun(Char) ->
 		      case Char of
 			  $\. -> $\_;
@@ -675,8 +676,9 @@ pre_def_macros(File) ->
 	CleanBase ++ "__" ++
         "escript__" ++
         integer_to_list(MegaSecs) ++ "__" ++
-        integer_to_list(Secs) ++ "__" ++
-        integer_to_list(MicroSecs),
+	integer_to_list(Secs) ++ "__" ++
+	integer_to_list(MicroSecs) ++ "__" ++
+	integer_to_list(Unique),
     Module = list_to_atom(ModuleStr),
     PreDefMacros = [{'MODULE', Module, redefine},
                     {'MODULE_STRING', ModuleStr, redefine}],
diff --git a/lib/stdlib/src/file_sorter.erl b/lib/stdlib/src/file_sorter.erl
index 687d72b4bd..61b489513a 100644
--- a/lib/stdlib/src/file_sorter.erl
+++ b/lib/stdlib/src/file_sorter.erl
@@ -1425,8 +1425,8 @@ tmp_prefix1(Dir, TmpDirOpt) ->
     U = "_",
     Node = node(),
     Pid = os:getpid(),
-    {MSecs,Secs,MySecs} = now(),
-    F = lists:concat(["fs_",Node,U,Pid,U,MSecs,U,Secs,U,MySecs,"."]),
+    Unique = erlang:unique_integer([positive]),
+    F = lists:concat(["fs_",Node,U,Pid,U,Unique,"."]),
     TmpDir = case TmpDirOpt of
                  default ->
                      Dir;
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index d6afa5e09b..540c1cac9c 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -59,6 +59,11 @@ obsolete_1(erl_eval, arg_list, 3) ->
 obsolete_1(erlang, hash, 2) ->
     {deprecated, {erlang, phash2, 2}};
 
+obsolete_1(erlang, now, 0) ->
+    {deprecated,
+     "Deprecated BIF. See the \"Time and Time Correction in Erlang\" "
+     "chapter of the ERTS User's Guide for more information."};
+
 obsolete_1(calendar, local_time_to_universal_time, 1) ->
     {deprecated, {calendar, local_time_to_universal_time_dst, 1}};
 
diff --git a/lib/stdlib/src/qlc.erl b/lib/stdlib/src/qlc.erl
index 002032d48d..5b19ee6190 100644
--- a/lib/stdlib/src/qlc.erl
+++ b/lib/stdlib/src/qlc.erl
@@ -2764,8 +2764,8 @@ tmp_filename(TmpDirOpt) ->
     U = "_",
     Node = node(),
     Pid = os:getpid(),
-    {MSecs,Secs,MySecs} = erlang:now(),
-    F = lists:concat([?MODULE,U,Node,U,Pid,U,MSecs,U,Secs,U,MySecs]),
+    Unique = erlang:unique_integer(),
+    F = lists:concat([?MODULE,U,Node,U,Pid,U,Unique]),
     TmpDir = case TmpDirOpt of
                  "" ->
                      {ok, CurDir} = file:get_cwd(),
diff --git a/lib/stdlib/src/random.erl b/lib/stdlib/src/random.erl
index d7b51a151c..cf84f8cecf 100644
--- a/lib/stdlib/src/random.erl
+++ b/lib/stdlib/src/random.erl
@@ -57,11 +57,17 @@ seed() ->
 %% seed({A1, A2, A3}) 
 %%  Seed random number generation 
 
--spec seed({A1, A2, A3}) -> 'undefined' | ran() when
+-spec seed(SValue) -> 'undefined' | ran() when
+      SValue :: {A1, A2, A3} | integer(),
       A1 :: integer(),
       A2 :: integer(),
       A3 :: integer().
 
+seed(Int) when is_integer(Int) ->
+    A1 = (Int bsr 16) band 16#fffffff,
+    A2 = Int band 16#ffffff,
+    A3 = (Int bsr 36) bor (A2 bsr 16),
+    seed(A1, A2, A3);
 seed({A1, A2, A3}) ->
     seed(A1, A2, A3).
 
diff --git a/lib/stdlib/src/stdlib.app.src b/lib/stdlib/src/stdlib.app.src
index f134c75869..a435d683a5 100644
--- a/lib/stdlib/src/stdlib.app.src
+++ b/lib/stdlib/src/stdlib.app.src
@@ -102,7 +102,7 @@
                dets]},
   {applications, [kernel]},
   {env, []},
-  {runtime_dependencies, ["sasl-2.4","kernel-3.0.2","erts-6.2","crypto-3.3",
+  {runtime_dependencies, ["sasl-2.4","kernel-3.0.2","erts-7.0","crypto-3.3",
 			  "compiler-5.0"]}
 ]}.
 
diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl
index 658c00dc77..7c0cd8b26a 100644
--- a/lib/stdlib/src/supervisor.erl
+++ b/lib/stdlib/src/supervisor.erl
@@ -1383,7 +1383,7 @@ add_restart(State) ->
     I = State#state.intensity,
     P = State#state.period,
     R = State#state.restarts,
-    Now = erlang:now(),
+    Now = erlang:monotonic_time(1),
     R1 = add_restart([Now|R], Now, P),
     State1 = State#state{restarts = R1},
     case length(R1) of
@@ -1404,26 +1404,13 @@ add_restart([], _, _) ->
     [].
 
 inPeriod(Time, Now, Period) ->
-    case difference(Time, Now) of
+    case Time - Now of
 	T when T > Period ->
 	    false;
 	_ ->
 	    true
     end.
 
-%%
-%% Time = {MegaSecs, Secs, MicroSecs} (NOTE: MicroSecs is ignored)
-%% Calculate the time elapsed in seconds between two timestamps.
-%% If MegaSecs is equal just subtract Secs.
-%% Else calculate the Mega difference and add the Secs difference,
-%% note that Secs difference can be negative, e.g.
-%%      {827, 999999, 676} diff {828, 1, 653753} == > 2 secs.
-%%
-difference({TimeM, TimeS, _}, {CurM, CurS, _}) when CurM > TimeM ->
-    ((CurM - TimeM) * 1000000) + (CurS - TimeS);
-difference({_, TimeS, _}, {_, CurS, _}) ->
-    CurS - TimeS.
-
 %%% ------------------------------------------------------
 %%% Error and progress reporting.
 %%% ------------------------------------------------------
diff --git a/lib/stdlib/src/timer.erl b/lib/stdlib/src/timer.erl
index 72a2dd9616..19d803345e 100644
--- a/lib/stdlib/src/timer.erl
+++ b/lib/stdlib/src/timer.erl
@@ -437,10 +437,8 @@ positive(X) ->
 %%
 %%  system_time() -> time in microseconds
 %%
-system_time() ->    
-    {M,S,U} = erlang:now(),
-    1000000 * (M*1000000 + S) + U.
-
+system_time() ->
+    erlang:monotonic_time(1000000).
 
 send([Pid, Msg]) ->
     Pid ! Msg.
diff --git a/lib/test_server/src/test_server.app.src b/lib/test_server/src/test_server.app.src
index 173f7075db..5538e8b851 100644
--- a/lib/test_server/src/test_server.app.src
+++ b/lib/test_server/src/test_server.app.src
@@ -34,5 +34,5 @@
   {env, []},
   {runtime_dependencies, ["tools-2.6.14","stdlib-2.0","runtime_tools-1.8.14",
 			  "observer-2.0","kernel-3.0","inets-5.10",
-			  "syntax_tools-1.6.16","erts-6.0"]}]}.
+			  "syntax_tools-1.6.16","erts-7.0"]}]}.
   
diff --git a/lib/test_server/src/test_server.erl b/lib/test_server/src/test_server.erl
index b5e2d06aa6..acd2e0bff2 100644
--- a/lib/test_server/src/test_server.erl
+++ b/lib/test_server/src/test_server.erl
@@ -1382,7 +1382,7 @@ lookup_config(Key,Config) ->
 
 %% timer:tc/3
 ts_tc(M, F, A) ->
-    Before = erlang:now(),
+    Before = erlang:monotonic_time(),
     Result = try
 		 apply(M, F, A)
 	     catch
@@ -1402,12 +1402,8 @@ ts_tc(M, F, A) ->
 			     {'EXIT',Reason}
 		     end
 	     end,
-    After = erlang:now(),
-    Elapsed =
-	(element(1,After)*1000000000000
-	 +element(2,After)*1000000+element(3,After)) -
-	(element(1,Before)*1000000000000
-	 +element(2,Before)*1000000+element(3,Before)),
+    After   = erlang:monotonic_time(),
+    Elapsed = erlang:convert_time_unit(After-Before, native, micro_seconds),
     {Elapsed, Result}.
 
 set_loc(Stk) ->
@@ -1826,7 +1822,7 @@ time_ms_check(Other) ->
 time_ms_apply(Func, TCPid, MultAndScale) ->
     {_,GL} = process_info(TCPid, group_leader),
     WhoAmI = self(),				% either TC or IO server
-    T0 = now(),
+    T0 = os:timestamp(),
     UserTTSup = 
 	spawn(fun() -> 
 		      user_timetrap_supervisor(Func, WhoAmI, TCPid,
@@ -1859,7 +1855,7 @@ user_timetrap_supervisor(Func, Spawner, TCPid, GL, T0, MultAndScale) ->
     receive
 	{UserTT,Result} ->
 	    demonitor(MonRef, [flush]),
-	    Elapsed = trunc(timer:now_diff(now(), T0) / 1000),
+	    Elapsed = trunc(timer:now_diff(os:timestamp(), T0) / 1000),
 	    try time_ms_check(Result) of
 		TimeVal ->
 		    %% this is the new timetrap value to set (return value
@@ -2382,9 +2378,8 @@ is_release_available(Release) ->
 %%
 
 run_on_shielded_node(Fun, CArgs) when is_function(Fun), is_list(CArgs) ->
-    {A,B,C} = now(),
-    Name = "shielded_node-" ++ integer_to_list(A) ++ "-" ++ integer_to_list(B)
-	++ "-" ++ integer_to_list(C),
+    Nr = erlang:unique_integer([positive]),
+    Name = "shielded_node-" ++ integer_to_list(Nr),
     Node = case start_node(Name, slave, [{args, "-hidden " ++ CArgs}]) of
 	       {ok, N} -> N;
 	       Err -> fail({failed_to_start_shielded_node, Err})
@@ -2443,9 +2438,8 @@ is_cover(Name) ->
 %% A filename of the form <Stem><Number> is generated, and the
 %% function checks that that file doesn't already exist.
 temp_name(Stem) ->
-    {A,B,C} = erlang:now(),
-    RandomNum = A bxor B bxor C,
-    RandomName = Stem ++ integer_to_list(RandomNum),
+    Num = erlang:unique_integer([positive]),
+    RandomName = Stem ++ integer_to_list(Num),
     {ok,Files} = file:list_dir(filename:dirname(Stem)),
     case lists:member(RandomName,Files) of
 	true ->
diff --git a/lib/test_server/src/test_server_ctrl.erl b/lib/test_server/src/test_server_ctrl.erl
index 68b03a5987..349b033c89 100644
--- a/lib/test_server/src/test_server_ctrl.erl
+++ b/lib/test_server/src/test_server_ctrl.erl
@@ -99,7 +99,7 @@
 -define(last_link, "last_link").
 -define(last_test, "last_test").
 -define(html_ext, ".html").
--define(now, erlang:now()).
+-define(now, os:timestamp()).
 
 -define(void_fun, fun() -> ok end).
 -define(mod_result(X), if X == skip -> skipped;
@@ -1204,19 +1204,14 @@ init_tester(Mod, Func, Args, Dir, Name, {_,_,MinLev}=Levels,
 report_severe_error(Reason) ->
     test_server_sup:framework_call(report, [severe_error,Reason]).
 
-%% timer:tc/3
-ts_tc(M, F, A) ->
-    Before = ?now,
-    Val = (catch apply(M, F, A)),
-    After = ?now,
-    Elapsed = elapsed_time(Before, After),
-    {Elapsed,Val}.
-
-elapsed_time(Before, After) ->
-    (element(1,After)*1000000000000 +
-     element(2,After)*1000000 + element(3,After)) -
-    (element(1,Before)*1000000000000 +
-     element(2,Before)*1000000 + element(3,Before)).
+ts_tc(M,F,A) ->
+    Before = erlang:monotonic_time(),
+    Result = (catch apply(M, F, A)),
+    After   = erlang:monotonic_time(),
+    Elapsed = erlang:convert_time_unit(After-Before,
+				       native,
+				       micro_seconds),
+    {Elapsed, Result}.
 
 start_extra_tools(ExtraTools) ->
     start_extra_tools(ExtraTools, []).
@@ -2490,7 +2485,7 @@ run_test_cases_loop([{conf,Ref,Props,{Mod,Func}}|_Cases]=Cs0,
 			file:set_cwd(filename:dirname(get(test_server_dir))),
 			After = ?now,
 			Before = get(test_server_parallel_start_time),
-			Elapsed = elapsed_time(Before, After)/1000000,
+			Elapsed = timer:now_diff(After, Before)/1000000,
 			put(test_server_total_time, Elapsed),
 			{false,tl(Mode0),undefined,Elapsed,
 			 update_status(Ref, OkSkipFail, Status)};
@@ -2499,7 +2494,7 @@ run_test_cases_loop([{conf,Ref,Props,{Mod,Func}}|_Cases]=Cs0,
 			%% parallel group (io buffering is active)
 			OkSkipFail = wait_for_cases(Ref),
 			queue_test_case_io(Ref, self(), 0, Mod, Func),
-			Elapsed = elapsed_time(conf_start(Ref, Mode0),?now)/1000000,
+			Elapsed = timer:now_diff(?now, conf_start(Ref, Mode0))/1000000,
 			case CurrIOHandler of
 			    {Ref,_} ->
 				%% current_io_handler was set by start conf of this
@@ -2516,12 +2511,12 @@ run_test_cases_loop([{conf,Ref,Props,{Mod,Func}}|_Cases]=Cs0,
 		%% this is an end conf for a non-parallel group that's not
 		%% nested under a parallel group, so no need to buffer io
 		{false,tl(Mode0),undefined,
-		 elapsed_time(conf_start(Ref, Mode0),?now)/1000000, Status};
+		 timer:now_diff(?now, conf_start(Ref, Mode0))/1000000, Status};
 	    {Ref,_} ->
 		%% this is an end conf for a non-parallel group nested under
 		%% a parallel group (io buffering is active)
 		queue_test_case_io(Ref, self(), 0, Mod, Func),
-		Elapsed = elapsed_time(conf_start(Ref, Mode0),?now)/1000000,
+		Elapsed = timer:now_diff(?now, conf_start(Ref, Mode0))/1000000,
 		case CurrIOHandler of
 		    {Ref,_} ->
 			%% current_io_handler was set by start conf of this
@@ -2576,7 +2571,7 @@ run_test_cases_loop([{conf,Ref,Props,{Mod,Func}}|_Cases]=Cs0,
 			    %% 1. check the TS_RANDOM_SEED env variable
 			    %% 2. check random_seed in process state
 			    %% 3. use value provided with shuffle option
-			    %% 4. use now() values for seed
+			    %% 4. use timestamp() values for seed
 			    case os:getenv("TS_RANDOM_SEED") of
 				Undef when Undef == false ; Undef == "undefined" ->
 				    case get(test_server_random_seed) of
@@ -3710,8 +3705,8 @@ run_test_case1(Ref, Num, Mod, Func, Args, RunInit,
 		RunDir = filename:dirname(MinorName),
 		Ext =
 		    if Num == 0 ->
-			    {_,S,Us} = now(),
-			    lists:flatten(io_lib:format(".~w.~w", [S,Us]));
+			    Nr = erlang:unique_integer([positive]),
+			    lists:flatten(io_lib:format(".~w", [Nr]));
 		       true ->
 			    lists:flatten(io_lib:format(".~w", [Num]))
 		    end,
diff --git a/lib/test_server/src/test_server_node.erl b/lib/test_server/src/test_server_node.erl
index acd47788db..9d87eca07e 100644
--- a/lib/test_server/src/test_server_node.erl
+++ b/lib/test_server/src/test_server_node.erl
@@ -618,9 +618,8 @@ do_quote_progname([Prog,Arg|Args]) ->
     end.
 
 random_element(L) ->
-    {A,B,C} = now(),
-    E = lists:sum([A,B,C]) rem length(L),
-    lists:nth(E+1, L).
+    random:seed(os:timestamp()),
+    lists:nth(random:uniform(length(L)), L).
 
 find_release(latest) ->
     "/usr/local/otp/releases/latest/bin/erl";
diff --git a/lib/test_server/src/test_server_sup.erl b/lib/test_server/src/test_server_sup.erl
index 96e369a138..7a1f7803eb 100644
--- a/lib/test_server/src/test_server_sup.erl
+++ b/lib/test_server/src/test_server_sup.erl
@@ -121,14 +121,8 @@ messages_get(Msgs) ->
     end.
 
 timecall(M, F, A) ->
-    Befor = erlang:now(),
-    Val = apply(M, F, A),
-    After = erlang:now(),
-    Elapsed =
-        (element(1,After)*1000000+element(2,After)+element(3,After)/1000000)-
-        (element(1,Befor)*1000000+element(2,Befor)+element(3,Befor)/1000000),
-    {Elapsed, Val}.
-
+    {Elapsed, Val} = timer:tc(M, F, A),
+    {Elapsed / 1000000, Val}.
 
 
 call_crash(Time,Crash,M,F,A) ->
@@ -874,9 +868,8 @@ unique_name() ->
 util_loop(State) ->		       
     receive
 	{From,unique_name} ->
-	    {_,S,Us} = now(),
-	    Ms = trunc(Us/1000),
-	    Name = lists:flatten(io_lib:format("~w.~w", [S,Ms])),
+	    Nr = erlang:unique_integer([positive]),
+	    Name = integer_to_list(Nr),
 	    if Name == State#util_state.latest_name ->
 		    timer:sleep(1),
 		    self() ! {From,unique_name},
diff --git a/lib/test_server/src/ts_install_cth.erl b/lib/test_server/src/ts_install_cth.erl
index 7746bbed6f..3dfa6174fe 100644
--- a/lib/test_server/src/ts_install_cth.erl
+++ b/lib/test_server/src/ts_install_cth.erl
@@ -238,12 +238,9 @@ generate_nodenames2(0, _Hosts, Acc) ->
     Acc;
 generate_nodenames2(N, Hosts, Acc) ->
     Host=lists:nth((N rem (length(Hosts)))+1, Hosts),
-    Name=list_to_atom(temp_nodename("nod", []) ++ "@" ++ Host),
+    Name=list_to_atom(temp_nodename("nod") ++ "@" ++ Host),
     generate_nodenames2(N-1, Hosts, [Name|Acc]).
 
-temp_nodename([], Acc) ->
-    lists:flatten(Acc);
-temp_nodename([Chr|Base], Acc) ->
-    {A,B,C} = erlang:now(),
-    New = [Chr | integer_to_list(Chr bxor A bxor B+A bxor C+B)],
-    temp_nodename(Base, [New|Acc]).
+temp_nodename(Base) ->
+    Num = erlang:unique_integer([positive]),
+    Base ++ integer_to_list(Num).
diff --git a/lib/tools/src/cover_web.erl b/lib/tools/src/cover_web.erl
index 69f2f3b1aa..75bb45c659 100644
--- a/lib/tools/src/cover_web.erl
+++ b/lib/tools/src/cover_web.erl
@@ -734,7 +734,7 @@ generate_filename(Prefix) ->
     filename:join(Cwd,Prefix ++ "_" ++ ts() ++ ".coverdata").
     
 ts() ->
-    {{Y,M,D},{H,Min,S}} = calendar:now_to_local_time(now()),
+    {{Y,M,D},{H,Min,S}} = calendar:now_to_local_time(erlang:timestamp()),
     io_lib:format("~4.4.0w~2.2.0w~2.2.0w-~2.2.0w~2.2.0w~2.2.0w",
 		  [Y,M,D,H,Min,S]).
 
diff --git a/lib/tools/src/eprof.erl b/lib/tools/src/eprof.erl
index bfbbefb473..a3fef91e61 100644
--- a/lib/tools/src/eprof.erl
+++ b/lib/tools/src/eprof.erl
@@ -187,7 +187,7 @@ handle_call({profile_start, Rootset, Pattern, {M,F,A}, Opts}, From, #state{fd =
     case set_process_trace(true, [Pid|Rootset], Topts) of
 	true ->
 	    ok = set_pattern_trace(true, Pattern),
-	    T0 = now(),
+	    T0 = erlang:timestamp(),
 	    ok = execute_profiling(Pid),
 	    {noreply, #state{
 		    profiling  = true,
@@ -211,7 +211,7 @@ handle_call({profile_start, Rootset, Pattern, undefined, Opts}, From, #state{ fd
 
     case set_process_trace(true, Rootset, Topts) of
 	true ->
-	    T0 = now(),
+	    T0 = erlang:timestamp(),
 	    ok = set_pattern_trace(true, Pattern),
 	    {reply, profiling, #state{
 		    profiling  = true,
diff --git a/lib/tools/src/tools.app.src b/lib/tools/src/tools.app.src
index ec5b6f3a82..a4e5d85f92 100644
--- a/lib/tools/src/tools.app.src
+++ b/lib/tools/src/tools.app.src
@@ -41,7 +41,7 @@
 	]
   },
   {runtime_dependencies, ["webtool-0.8.10","stdlib-2.0","runtime_tools-1.8.14",
-			  "kernel-3.0","inets-5.10","erts-6.0",
+			  "kernel-3.0","inets-5.10","erts-7.0",
 			  "compiler-5.0"]}
  ]
 }.
author	Rickard Green <[email protected]>	2015-03-20 21:29:30 +0100
committer	Rickard Green <[email protected]>	2015-03-20 21:29:30 +0100
commit	f4e3cd1c970cfc5ad54f2ed64832d05749c305d4 (patch)
tree	a008c88d68c801ac290373920435d952b027905c /lib
parent	c0d3f4cbb5775a9214366e0d9cb76847d69c3459 (diff)
parent	e7a713167e3390bfa7d7ada2eafe5fe16f185405 (diff)
download	otp-f4e3cd1c970cfc5ad54f2ed64832d05749c305d4.tar.gz otp-f4e3cd1c970cfc5ad54f2ed64832d05749c305d4.tar.bz2 otp-f4e3cd1c970cfc5ad54f2ed64832d05749c305d4.zip