4 files changed, 17 insertions, 6 deletions
diff --git a/erts/emulator/test/busy_port_SUITE.erl b/erts/emulator/test/busy_port_SUITE.erl
index dac2a70f59..3a29fd4d68 100644
--- a/erts/emulator/test/busy_port_SUITE.erl
+++ b/erts/emulator/test/busy_port_SUITE.erl
@@ -509,12 +509,12 @@ hs_busy_pcmd(Prt, Opts, StartFun, EndFun) ->
     P = spawn_link(fun () ->
 			   erlang:yield(),
 			   Tester ! {self(), doing_port_command},
-			   Start = os:timestamp(),
+			   Start = now(),
 			   Res = try {return,
 				      port_command(Prt, [], Opts)}
 				 catch Exception:Error -> {Exception, Error}
 				 end,
-			   End = os:timestamp(),
+			   End = now(),
 			   Time = round(timer:now_diff(End, Start)/1000),
 			   Tester ! {self(), port_command_result, Res, Time}
 		   end),
diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl
index 3eaacdb044..19281f6d58 100644
--- a/erts/emulator/test/distribution_SUITE.erl
+++ b/erts/emulator/test/distribution_SUITE.erl
@@ -336,7 +336,7 @@ receiver2(Num, TotSize) ->
 
 link_to_busy(doc) -> "Test that link/1 to a busy distribution port works.";
 link_to_busy(Config) when is_list(Config) ->
-    ?line Dog = test_server:timetrap(test_server:seconds(30)),
+    ?line Dog = test_server:timetrap(test_server:seconds(60)),
     ?line {ok, Node} = start_node(link_to_busy),
     ?line Recv = spawn(Node, erlang, apply, [fun sink/1, [link_to_busy_sink]]),
 
@@ -383,7 +383,7 @@ tail_applied_linker(Pid) ->
     
 exit_to_busy(doc) -> "Test that exit/2 to a busy distribution port works.";
 exit_to_busy(Config) when is_list(Config) ->
-    ?line Dog = test_server:timetrap(test_server:seconds(30)),
+    ?line Dog = test_server:timetrap(test_server:seconds(60)),
     ?line {ok, Node} = start_node(exit_to_busy),
 
     Tracer = case os:getenv("TRACE_BUSY_DIST_PORT") of
diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl
index eac56a867d..0a1ef5a78f 100644
--- a/erts/emulator/test/port_SUITE.erl
+++ b/erts/emulator/test/port_SUITE.erl
@@ -724,6 +724,8 @@ open_ports(Name, Settings) ->
 		    [];
 		system_limit ->
 		    [];
+		enomem ->
+		    [];
 		Other ->
 		    ?line test_server:fail({open_ports, Other})
 	    end;
diff --git a/erts/emulator/test/scheduler_SUITE.erl b/erts/emulator/test/scheduler_SUITE.erl
index f16d0ea429..debb54579b 100644
--- a/erts/emulator/test/scheduler_SUITE.erl
+++ b/erts/emulator/test/scheduler_SUITE.erl
@@ -87,8 +87,17 @@ init_per_group(_GroupName, Config) ->
 end_per_group(_GroupName, Config) ->
     Config.
 
-
+init_per_testcase(update_cpu_info, Config) ->
+    case os:find_executable("taskset") of
+	false ->
+	    {skip,"Could not find 'taskset' in path"};
+	_ ->
+	    init_per_tc(update_cpu_info, Config)
+    end;
 init_per_testcase(Case, Config) when is_list(Config) ->
+    init_per_tc(Case, Config).
+
+init_per_tc(Case, Config) ->
     Dog = ?t:timetrap(?DEFAULT_TIMEOUT),
     process_flag(priority, max),
     erlang:display({'------------', ?MODULE, Case, '------------'}),
@@ -1030,7 +1039,7 @@ sbt_test(Config, CpuTCmd, ClBt, Bt, LP) ->
     ?line ok.
     
 scheduler_suspend(Config) when is_list(Config) ->
-    ?line Dog = ?t:timetrap(?t:minutes(2)),
+    ?line Dog = ?t:timetrap(?t:minutes(5)),
     ?line lists:foreach(fun (S) -> scheduler_suspend_test(Config, S) end,
 			[64, 32, 16, default]),
     ?line ?t:timetrap_cancel(Dog),