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-rw-r--r--erts/emulator/test/alloc_SUITE.erl7
-rw-r--r--erts/emulator/test/driver_SUITE.erl81
-rw-r--r--erts/emulator/test/nif_SUITE.erl11
-rw-r--r--erts/emulator/test/port_trace_SUITE.erl7
-rw-r--r--erts/emulator/test/scheduler_SUITE.erl13
-rw-r--r--erts/emulator/test/signal_SUITE.erl123
-rw-r--r--erts/emulator/test/smoke_test_SUITE.erl6
-rw-r--r--erts/emulator/test/statistics_SUITE.erl4
-rw-r--r--erts/emulator/test/system_profile_SUITE.erl5
-rw-r--r--lib/common_test/test_server/ts_install.erl18
-rw-r--r--lib/common_test/test_server/ts_run.erl6
-rw-r--r--lib/kernel/test/gen_udp_SUITE.erl12
-rw-r--r--lib/kernel/test/zlib_SUITE.erl40
-rw-r--r--lib/runtime_tools/test/dbg_SUITE.erl97
-rw-r--r--lib/runtime_tools/test/dyntrace_SUITE.erl6
-rw-r--r--lib/stdlib/test/ets_SUITE.erl32
16 files changed, 142 insertions, 326 deletions
diff --git a/erts/emulator/test/alloc_SUITE.erl b/erts/emulator/test/alloc_SUITE.erl
index 3a721095e2..f0871ead7d 100644
--- a/erts/emulator/test/alloc_SUITE.erl
+++ b/erts/emulator/test/alloc_SUITE.erl
@@ -65,12 +65,7 @@ mseg_clear_cache(Cfg) -> drv_case(Cfg).
cpool(Cfg) -> drv_case(Cfg).
migration(Cfg) ->
- case erlang:system_info(smp_support) of
- true ->
- drv_case(Cfg, concurrent, "+MZe true");
- false ->
- {skipped, "No smp"}
- end.
+ drv_case(Cfg, concurrent, "+MZe true").
erts_mmap(Config) when is_list(Config) ->
case {os:type(), mmsc_flags()} of
diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl
index 6810729285..5fca191679 100644
--- a/erts/emulator/test/driver_SUITE.erl
+++ b/erts/emulator/test/driver_SUITE.erl
@@ -1144,8 +1144,6 @@ check_si_res(["thread", "false"]) ->
false = erlang:system_info(threads);
check_si_res(["smp", "true"]) ->
true = erlang:system_info(smp_support);
-check_si_res(["smp", "false"]) ->
- false = erlang:system_info(smp_support);
%% Data added in second version of driver_system_info() (driver version 1.1)
check_si_res(["async_thrs", Value]) ->
@@ -1944,44 +1942,39 @@ thr_msg_blast_receiver_proc(Port, Max, Parent, Done) ->
end.
thr_msg_blast(Config) when is_list(Config) ->
- case erlang:system_info(smp_support) of
- false ->
- {skipped, "Non-SMP emulator; nothing to test..."};
- true ->
- Path = proplists:get_value(data_dir, Config),
- erl_ddll:start(),
- ok = load_driver(Path, thr_msg_blast_drv),
- MemBefore = driver_alloc_size(),
- Start = os:timestamp(),
- Port = open_port({spawn, thr_msg_blast_drv}, []),
- true = is_port(Port),
- Done = make_ref(),
- Me = self(),
- spawn(fun () ->
- thr_msg_blast_receiver_proc(Port, 1, Me, Done)
- end),
- receive
- Done -> ok
- end,
- ok = thr_msg_blast_receiver(Port, 0, 32*10000),
- port_close(Port),
- End = os:timestamp(),
- receive
- Garbage ->
- ct:fail({received_garbage, Port, Garbage})
- after 2000 ->
- ok
- end,
- MemAfter = driver_alloc_size(),
- io:format("MemBefore=~p, MemAfter=~p~n",
- [MemBefore, MemAfter]),
- ThrMsgBlastTime = timer:now_diff(End,Start)/1000000,
- io:format("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]),
- MemBefore = MemAfter,
- Res = {thr_msg_blast_time, ThrMsgBlastTime},
- erlang:display(Res),
- Res
- end.
+ Path = proplists:get_value(data_dir, Config),
+ erl_ddll:start(),
+ ok = load_driver(Path, thr_msg_blast_drv),
+ MemBefore = driver_alloc_size(),
+ Start = os:timestamp(),
+ Port = open_port({spawn, thr_msg_blast_drv}, []),
+ true = is_port(Port),
+ Done = make_ref(),
+ Me = self(),
+ spawn(fun () ->
+ thr_msg_blast_receiver_proc(Port, 1, Me, Done)
+ end),
+ receive
+ Done -> ok
+ end,
+ ok = thr_msg_blast_receiver(Port, 0, 32*10000),
+ port_close(Port),
+ End = os:timestamp(),
+ receive
+ Garbage ->
+ ct:fail({received_garbage, Port, Garbage})
+ after 2000 ->
+ ok
+ end,
+ MemAfter = driver_alloc_size(),
+ io:format("MemBefore=~p, MemAfter=~p~n",
+ [MemBefore, MemAfter]),
+ ThrMsgBlastTime = timer:now_diff(End,Start)/1000000,
+ io:format("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]),
+ MemBefore = MemAfter,
+ Res = {thr_msg_blast_time, ThrMsgBlastTime},
+ erlang:display(Res),
+ Res.
-define(IN_RANGE(LoW_, VaLuE_, HiGh_),
case in_range(LoW_, VaLuE_, HiGh_) of
@@ -2488,14 +2481,6 @@ wait_deallocations() ->
end.
driver_alloc_size() ->
- case erlang:system_info(smp_support) of
- true ->
- ok;
- false ->
- %% driver_alloc also used by elements in lock-free queues,
- %% give these some time to be deallocated...
- receive after 100 -> ok end
- end,
wait_deallocations(),
case erlang:system_info({allocator_sizes, driver_alloc}) of
false ->
diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl
index 05c250125d..47f9a6e712 100644
--- a/erts/emulator/test/nif_SUITE.erl
+++ b/erts/emulator/test/nif_SUITE.erl
@@ -1721,14 +1721,9 @@ send2(Config) when is_list(Config) ->
%% Send msg from user thread
send_threaded(Config) when is_list(Config) ->
- case erlang:system_info(smp_support) of
- true ->
- send2_do1(fun(ME,To) -> send_blob_thread_dbg(ME,To,join) end),
- send2_do1(fun(ME,To) -> send_blob_thread_and_join(ME,To) end),
- ok;
- false ->
- {skipped,"No threaded send on non-SMP"}
- end.
+ send2_do1(fun(ME,To) -> send_blob_thread_dbg(ME,To,join) end),
+ send2_do1(fun(ME,To) -> send_blob_thread_and_join(ME,To) end),
+ ok.
send2_do1(SendBlobF) ->
diff --git a/erts/emulator/test/port_trace_SUITE.erl b/erts/emulator/test/port_trace_SUITE.erl
index c78dc754a9..a1986397a8 100644
--- a/erts/emulator/test/port_trace_SUITE.erl
+++ b/erts/emulator/test/port_trace_SUITE.erl
@@ -78,13 +78,6 @@ end_per_group(_GroupName, Config) ->
Config.
-init_per_testcase(driver_remote_send_term, Config) ->
- case erlang:system_info(smp_support) of
- false ->
- {skip,"Only supported on smp systems"};
- true ->
- init_per_testcase(driver_remote_send_term_smp, Config)
- end;
init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) ->
erlang:trace(all, false, [all]),
os:unsetenv("OUTPUTV"),
diff --git a/erts/emulator/test/scheduler_SUITE.erl b/erts/emulator/test/scheduler_SUITE.erl
index af33de237c..12e26671c2 100644
--- a/erts/emulator/test/scheduler_SUITE.erl
+++ b/erts/emulator/test/scheduler_SUITE.erl
@@ -1083,7 +1083,6 @@ sbt_test(Config, CpuTCmd, ClBt, Bt, LP) ->
ok.
scheduler_threads(Config) when is_list(Config) ->
- SmpSupport = erlang:system_info(smp_support),
{Sched, SchedOnln, _} = get_sstate(Config, ""),
%% Configure half the number of both the scheduler threads and
%% the scheduler threads online.
@@ -1095,10 +1094,7 @@ scheduler_threads(Config) when is_list(Config) ->
%% setting using +SP to 50% scheduler threads and 25% scheduler
%% threads online. The result should be 2x scheduler threads and
%% 1x scheduler threads online.
- TwiceSched = case SmpSupport of
- false -> 1;
- true -> Sched*2
- end,
+ TwiceSched = Sched*2,
FourSched = integer_to_list(Sched*4),
FourSchedOnln = integer_to_list(SchedOnln*4),
CombinedCmd1 = "+S "++FourSched++":"++FourSchedOnln++" +SP50:25",
@@ -1121,8 +1117,8 @@ scheduler_threads(Config) when is_list(Config) ->
ResetCmd = "+S "++FourSched++":"++FourSchedOnln++" +S 0:0",
{LProc, LProcAvail, _} = get_sstate(Config, ResetCmd),
%% Test negative +S settings, but only for SMP-enabled emulators
- case {SmpSupport, LProc > 1, LProcAvail > 1} of
- {true, true, true} ->
+ case {LProc > 1, LProcAvail > 1} of
+ {true, true} ->
SchedMinus1 = LProc-1,
SchedOnlnMinus1 = LProcAvail-1,
{SchedMinus1, SchedOnlnMinus1, _} = get_sstate(Config, "+S -1"),
@@ -1157,9 +1153,6 @@ dirty_scheduler_threads_test(Config) ->
ok.
dirty_schedulers_online_test() ->
- dirty_schedulers_online_test(erlang:system_info(smp_support)).
-dirty_schedulers_online_test(false) -> ok;
-dirty_schedulers_online_test(true) ->
dirty_schedulers_online_smp_test(erlang:system_info(schedulers_online)).
dirty_schedulers_online_smp_test(SchedOnln) when SchedOnln < 4 -> ok;
dirty_schedulers_online_smp_test(SchedOnln) ->
diff --git a/erts/emulator/test/signal_SUITE.erl b/erts/emulator/test/signal_SUITE.erl
index f1d11d1814..61a8617165 100644
--- a/erts/emulator/test/signal_SUITE.erl
+++ b/erts/emulator/test/signal_SUITE.erl
@@ -139,71 +139,66 @@ pending_exit_gc(Config) when is_list(Config) ->
pending_exit_test(self(), gc).
pending_exit_test(From, Type) ->
- case catch erlang:system_info(smp_support) of
- true ->
- OTE = process_flag(trap_exit, true),
- Ref = make_ref(),
- Master = self(),
- ExitBySignal = case Type of
- gc ->
- lists:duplicate(10000,
- exit_by_signal);
- _ ->
- exit_by_signal
- end,
- Pid = spawn_link(
- fun () ->
- receive go -> ok end,
- false = have_pending_exit(),
- exit = fake_exit(From,
- self(),
- ExitBySignal),
- true = have_pending_exit(),
- Master ! {self(), Ref, Type},
- case Type of
- gc ->
- force_gc(),
- erlang:yield();
- unlink ->
- unlink(From);
- trap_exit ->
- process_flag(trap_exit, true);
- 'receive' ->
- receive _ -> ok
- after 0 -> ok
- end;
- exit ->
- ok
- end,
- exit(exit_by_myself)
- end),
- Mon = erlang:monitor(process, Pid),
- Pid ! go,
- Reason = receive
- {'DOWN', Mon, process, Pid, R} ->
- receive
- {Pid, Ref, Type} ->
- ok
- after 0 ->
- ct:fail(premature_exit)
- end,
- case Type of
- exit ->
- exit_by_myself = R;
- _ ->
- ExitBySignal = R
- end
+ OTE = process_flag(trap_exit, true),
+ Ref = make_ref(),
+ Master = self(),
+ ExitBySignal = case Type of
+ gc ->
+ lists:duplicate(10000,
+ exit_by_signal);
+ _ ->
+ exit_by_signal
+ end,
+ Pid = spawn_link(
+ fun () ->
+ receive go -> ok end,
+ false = have_pending_exit(),
+ exit = fake_exit(From,
+ self(),
+ ExitBySignal),
+ true = have_pending_exit(),
+ Master ! {self(), Ref, Type},
+ case Type of
+ gc ->
+ force_gc(),
+ erlang:yield();
+ unlink ->
+ unlink(From);
+ trap_exit ->
+ process_flag(trap_exit, true);
+ 'receive' ->
+ receive _ -> ok
+ after 0 -> ok
+ end;
+ exit ->
+ ok
+ end,
+ exit(exit_by_myself)
+ end),
+ Mon = erlang:monitor(process, Pid),
+ Pid ! go,
+ Reason = receive
+ {'DOWN', Mon, process, Pid, R} ->
+ receive
+ {Pid, Ref, Type} ->
+ ok
+ after 0 ->
+ ct:fail(premature_exit)
end,
- receive
- {'EXIT', Pid, R2} ->
- Reason = R2
- end,
- process_flag(trap_exit, OTE),
- ok,
- {comment, "Test only valid with current SMP emulator."};
- _ ->
- {skipped, "SMP support not enabled. Test only valid with current SMP emulator."}
- end.
+ case Type of
+ exit ->
+ exit_by_myself = R;
+ _ ->
+ ExitBySignal = R
+ end
+ end,
+ receive
+ {'EXIT', Pid, R2} ->
+ Reason = R2
+ end,
+ process_flag(trap_exit, OTE),
+ ok,
+ {comment, "Test only valid with current SMP emulator."}.
diff --git a/erts/emulator/test/smoke_test_SUITE.erl b/erts/emulator/test/smoke_test_SUITE.erl
index 41bb07b84c..adc6f56c06 100644
--- a/erts/emulator/test/smoke_test_SUITE.erl
+++ b/erts/emulator/test/smoke_test_SUITE.erl
@@ -88,11 +88,9 @@ native_atomics(Config) when is_list(Config) ->
{value,{NA32Key, NA32, _}} = lists:keysearch(NA32Key, 1, EthreadInfo),
{value,{NA64Key, NA64, _}} = lists:keysearch(NA64Key, 1, EthreadInfo),
{value,{DWNAKey, DWNA, _}} = lists:keysearch(DWNAKey, 1, EthreadInfo),
- case {erlang:system_info(build_type), erlang:system_info(smp_support), NA32, NA64, DWNA} of
- {opt, true, "no", "no", _} ->
+ case {erlang:system_info(build_type), NA32, NA64, DWNA} of
+ {opt, "no", "no", _} ->
ct:fail(optimized_smp_runtime_without_native_atomics);
- {_, false, "no", "no", _} ->
- {comment, "No native atomics"};
_ ->
{comment,
NA32 ++ " 32-bit, "
diff --git a/erts/emulator/test/statistics_SUITE.erl b/erts/emulator/test/statistics_SUITE.erl
index 7690557fda..6c01bfd45c 100644
--- a/erts/emulator/test/statistics_SUITE.erl
+++ b/erts/emulator/test/statistics_SUITE.erl
@@ -610,9 +610,7 @@ msacc(Config) ->
(aux, 0) ->
%% aux will be zero if we do not have smp support
%% or no async threads
- case erlang:system_info(smp_support) orelse
- erlang:system_info(thread_pool_size) > 0
- of
+ case erlang:system_info(thread_pool_size) > 0 of
false ->
ok;
true ->
diff --git a/erts/emulator/test/system_profile_SUITE.erl b/erts/emulator/test/system_profile_SUITE.erl
index 9b678fcff9..c9be54f668 100644
--- a/erts/emulator/test/system_profile_SUITE.erl
+++ b/erts/emulator/test/system_profile_SUITE.erl
@@ -146,9 +146,8 @@ do_runnable_ports({TsType, TsTypeFlag}, Config) ->
%% Tests system_profiling with scheduler.
scheduler(Config) when is_list(Config) ->
- case {erlang:system_info(smp_support), erlang:system_info(schedulers_online)} of
- {false,_} -> {skipped, "No need for scheduler test when smp support is disabled."};
- {_, 1} -> {skipped, "No need for scheduler test when only one scheduler online."};
+ case erlang:system_info(schedulers_online) of
+ 1 -> {skipped, "No need for scheduler test when only one scheduler online."};
_ ->
Nodes = 10,
lists:foreach(fun (TsType) ->
diff --git a/lib/common_test/test_server/ts_install.erl b/lib/common_test/test_server/ts_install.erl
index c4e0223ac7..c5631fb9c3 100644
--- a/lib/common_test/test_server/ts_install.erl
+++ b/lib/common_test/test_server/ts_install.erl
@@ -408,17 +408,13 @@ off_heap_msgq() ->
end.
schedulers() ->
- case catch erlang:system_info(smp_support) of
- true ->
- case {erlang:system_info(schedulers),
- erlang:system_info(schedulers_online)} of
- {S,S} ->
- "/S"++integer_to_list(S);
- {S,O} ->
- "/S"++integer_to_list(S) ++ ":" ++
- integer_to_list(O)
- end;
- _ -> ""
+ case {erlang:system_info(schedulers),
+ erlang:system_info(schedulers_online)} of
+ {S,S} ->
+ "/S"++integer_to_list(S);
+ {S,O} ->
+ "/S"++integer_to_list(S) ++ ":" ++
+ integer_to_list(O)
end.
bind_type() ->
diff --git a/lib/common_test/test_server/ts_run.erl b/lib/common_test/test_server/ts_run.erl
index 82ae44ec06..ec4a54b249 100644
--- a/lib/common_test/test_server/ts_run.erl
+++ b/lib/common_test/test_server/ts_run.erl
@@ -204,11 +204,7 @@ make_command(Vars, Spec, State) ->
_ ->
ok
end,
- "cerl -valgrind" ++
- case erlang:system_info(smp_support) of
- true -> " -smp";
- false -> ""
- end
+ "cerl -valgrind"
end,
Naming =
case ts_lib:var(longnames, Vars) of
diff --git a/lib/kernel/test/gen_udp_SUITE.erl b/lib/kernel/test/gen_udp_SUITE.erl
index aa616d43d6..8364fe7cdc 100644
--- a/lib/kernel/test/gen_udp_SUITE.erl
+++ b/lib/kernel/test/gen_udp_SUITE.erl
@@ -295,21 +295,9 @@ bad_address(Config) when is_list(Config) ->
%% are received per in/out scheduling, which should be
%% the same as the read_packets parameter.
%%
-%% What happens on the SMP emulator remains to be seen...
-%%
%% OTP-6249 UDP option for number of packet reads.
read_packets(Config) when is_list(Config) ->
- case erlang:system_info(smp_support) of
- false ->
- read_packets_1();
- true ->
- %% We would need some new sort of tracing to test this
- %% option reliably in an SMP emulator.
- {skip,"SMP emulator"}
- end.
-
-read_packets_1() ->
N1 = 5,
N2 = 7,
{ok,R} = gen_udp:open(0, [{read_packets,N1}]),
diff --git a/lib/kernel/test/zlib_SUITE.erl b/lib/kernel/test/zlib_SUITE.erl
index 4b67fce9a8..a44ef106d3 100644
--- a/lib/kernel/test/zlib_SUITE.erl
+++ b/lib/kernel/test/zlib_SUITE.erl
@@ -885,29 +885,23 @@ split_bin(Last,Acc) ->
%% Check concurrent access to zlib driver.
smp(Config) ->
- case erlang:system_info(smp_support) of
- true ->
- NumOfProcs = lists:min([8,erlang:system_info(schedulers)]),
- io:format("smp starting ~p workers\n",[NumOfProcs]),
-
- %% Tests to run in parallel.
- Funcs = [zip_usage, gz_usage, compress_usage, dictionary_usage,
- crc, adler],
-
- %% We get all function arguments here to avoid repeated parallel
- %% file read access.
- FnAList = lists:map(fun(F) -> {F,?MODULE:F({get_arg,Config})}
- end, Funcs),
-
- Pids = [spawn_link(?MODULE, worker, [rand:uniform(9999),
- list_to_tuple(FnAList),
- self()])
- || _ <- lists:seq(1,NumOfProcs)],
- wait_pids(Pids);
-
- false ->
- {skipped,"No smp support"}
- end.
+ NumOfProcs = lists:min([8,erlang:system_info(schedulers)]),
+ io:format("smp starting ~p workers\n",[NumOfProcs]),
+
+ %% Tests to run in parallel.
+ Funcs = [zip_usage, gz_usage, compress_usage, dictionary_usage,
+ crc, adler],
+
+ %% We get all function arguments here to avoid repeated parallel
+ %% file read access.
+ FnAList = lists:map(fun(F) -> {F,?MODULE:F({get_arg,Config})}
+ end, Funcs),
+
+ Pids = [spawn_link(?MODULE, worker, [rand:uniform(9999),
+ list_to_tuple(FnAList),
+ self()])
+ || _ <- lists:seq(1,NumOfProcs)],
+ wait_pids(Pids).
worker(Seed, FnATpl, Parent) ->
diff --git a/lib/runtime_tools/test/dbg_SUITE.erl b/lib/runtime_tools/test/dbg_SUITE.erl
index 4b0864858c..cfe8412e33 100644
--- a/lib/runtime_tools/test/dbg_SUITE.erl
+++ b/lib/runtime_tools/test/dbg_SUITE.erl
@@ -23,7 +23,7 @@
-export([all/0, suite/0,
big/1, tiny/1, simple/1, message/1, distributed/1, port/1,
send/1, recv/1,
- ip_port/1, file_port/1, file_port2/1, file_port_schedfix/1,
+ ip_port/1, file_port/1, file_port2/1,
ip_port_busy/1, wrap_port/1, wrap_port_time/1,
with_seq_trace/1, dead_suspend/1, local_trace/1,
saved_patterns/1, tracer_exit_on_stop/1,
@@ -41,7 +41,7 @@ suite() ->
all() ->
[big, tiny, simple, message, distributed, port, ip_port,
send, recv,
- file_port, file_port2, file_port_schedfix, ip_port_busy,
+ file_port, file_port2, ip_port_busy,
wrap_port, wrap_port_time, with_seq_trace, dead_suspend,
local_trace, saved_patterns, tracer_exit_on_stop,
erl_tracer, distributed_erl_tracer].
@@ -623,99 +623,6 @@ file_port2(Config) when is_list(Config) ->
end,
ok.
-%% Test that the scheduling timestamp fix for trace flag 'running' works.
-file_port_schedfix(Config) when is_list(Config) ->
- case (catch erlang:system_info(smp_support)) of
- true ->
- {skip, "No schedule fix on SMP"};
- _ ->
- try
- file_port_schedfix1(Config)
- after
- dbg:stop()
- end
- end.
-file_port_schedfix1(Config) when is_list(Config) ->
- stop(),
- {A,B,C} = erlang:now(),
- FTMP = atom_to_list(?MODULE) ++ integer_to_list(A) ++
- "-" ++ integer_to_list(B) ++ "-" ++ integer_to_list(C),
- FName = filename:join([proplists:get_value(data_dir, Config), FTMP]),
- %%
- Port = dbg:trace_port(file, {FName, wrap, ".wraplog", 8*1024, 4}),
- {ok, _} = dbg:tracer(port, Port),
- {ok,[{matched,_node,0}]} = dbg:p(new,[running,procs,send,timestamp]),
- %%
- %% Generate the trace data
- %%
- %% This starts 3 processes that sends a message to each other in a ring,
- %% 4 laps. Prior to sending the message to the next in the ring, each
- %% process send 8 messages to itself, just to generate some trace data,
- %% and to lower the possibility that the trace log wraps just after
- %% a schedule out message (which would not burden any process and hence
- %% not show up in the result)
- %%
- %% The wrap file trace is used because it burns a lot of time when the
- %% driver swaps files, a lot more than the regular file trace. The test
- %% case is dimensioned so that the log fills two files and just starts
- %% on the third (out of four wrap files). This gives two file swaps,
- %% and there are three processes, so one process will NOT be burdened.
- %% The criterion for trace success is then that the max process
- %% execution time must not be more than twice the min process
- %% execution time. Wallclock. A normal result is about 10 times more
- %% without schedule in - schedule out compensation (OTP-3938).
- %%
- ok = token_volleyball(3, 4, 8),
- %%
- {ok,[{matched,_,_}]} = dbg:p(all, [clear]),
- stop(),
- %%
- %% Get the trace result
- %%
- Tag = make_ref(),
- dbg:trace_client(file, {FName, wrap, ".wraplog"},
- {fun schedstat_handler/2, {self(), Tag, []}}),
- Result =
- receive
- {Tag, D} ->
- lists:map(
- fun({Pid, {A1, B1, C1}}) ->
- {Pid, C1/1000000 + B1 + A1*1000000}
- end,
- D)
- end,
- ok = io:format("Result=~p", [Result]),
- % erlang:display({?MODULE, ?LINE, Result}),
- %%
- %% Analyze the result
- %%
- {Min, Max} = lists:foldl(fun({_Pid, M}, {Mi, Ma}) ->
- {if M < Mi -> M; true -> Mi end,
- if M > Ma -> M; true -> Ma end}
- end,
- {void, 0},
- Result),
- % More PaN debug
- io:format("Min = ~f, Max = ~f~n",[Min,Max]),
- %%
- %% Cleanup
- %%
- ToBeDeleted = filelib:wildcard(FName++"*"++".wraplog"),
- lists:map(fun file:delete/1, ToBeDeleted),
- % io:format("ToBeDeleted=~p", [ToBeDeleted]),
- %%
- %% Present the result
- %%
- P = (Max / Min - 1) * 100,
- BottomLine = lists:flatten(io_lib:format("~.2f %", [P])),
- if P > 100 ->
- Reason = {BottomLine, '>', "100%"},
- erlang:display({file_port_schedfix, fail, Reason}),
- ct:fail(Reason);
- true ->
- {comment, BottomLine}
- end.
-
%% Test tracing to wrapping file port
wrap_port(Config) when is_list(Config) ->
Self = self(),
diff --git a/lib/runtime_tools/test/dyntrace_SUITE.erl b/lib/runtime_tools/test/dyntrace_SUITE.erl
index 7be2f49a8b..7ffbe54446 100644
--- a/lib/runtime_tools/test/dyntrace_SUITE.erl
+++ b/lib/runtime_tools/test/dyntrace_SUITE.erl
@@ -51,11 +51,7 @@ init_per_suite(Config) ->
case erlang:system_info(debug_compiled) of
false -> "";
true -> ".debug"
- end ++
- case erlang:system_info(smp_support) of
- false -> "";
- true -> ".smp"
- end,
+ end ++ ".smp",
[{emu_name,N}|Config].
end_per_suite(_Config) ->
diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl
index 05451a83fb..5a5e282998 100644
--- a/lib/stdlib/test/ets_SUITE.erl
+++ b/lib/stdlib/test/ets_SUITE.erl
@@ -2283,13 +2283,8 @@ write_concurrency(Config) when is_list(Config) ->
NoHashMem = ets:info(No7,memory),
NoHashMem = ets:info(No8,memory),
- case erlang:system_info(smp_support) of
- true ->
- true = YesMem > NoHashMem,
- true = YesMem > NoTreeMem;
- false ->
- true = YesMem =:= NoHashMem
- end,
+ true = YesMem > NoHashMem,
+ true = YesMem > NoTreeMem,
{'EXIT',{badarg,_}} = (catch ets_new(foo,[public,{write_concurrency,foo}])),
{'EXIT',{badarg,_}} = (catch ets_new(foo,[public,{write_concurrency}])),
@@ -5912,16 +5907,11 @@ add_lists([E1|T1], [E2|T2], Acc) ->
run_smp_workers(InitF,ExecF,FiniF,Laps) ->
run_smp_workers(InitF,ExecF,FiniF,Laps, 0).
run_smp_workers(InitF,ExecF,FiniF,Laps, Exclude) ->
- case erlang:system_info(smp_support) of
- true ->
- case erlang:system_info(schedulers_online) of
- N when N > Exclude ->
- run_workers_do(InitF,ExecF,FiniF,Laps, N - Exclude);
- _ ->
- {skipped, "Too few schedulers online"}
- end;
- false ->
- {skipped,"No smp support"}
+ case erlang:system_info(schedulers_online) of
+ N when N > Exclude ->
+ run_workers_do(InitF,ExecF,FiniF,Laps, N - Exclude);
+ _ ->
+ {skipped, "Too few schedulers online"}
end.
run_sched_workers(InitF,ExecF,FiniF,Laps) ->
@@ -6231,11 +6221,9 @@ spawn_monitor_with_pid(Pid, Fun, N) ->
only_if_smp(Func) ->
only_if_smp(2, Func).
only_if_smp(Schedulers, Func) ->
- case {erlang:system_info(smp_support),
- erlang:system_info(schedulers_online)} of
- {false,_} -> {skip,"No smp support"};
- {true,N} when N < Schedulers -> {skip,"Too few schedulers online"};
- {true,_} -> Func()
+ case erlang:system_info(schedulers_online) of
+ N when N < Schedulers -> {skip,"Too few schedulers online"};
+ _ -> Func()
end.
%% Copy-paste from emulator/test/binary_SUITE.erl
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-20 11:25:23 +0000