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-rw-r--r--erts/emulator/test/scheduler_SUITE.erl16
-rw-r--r--erts/emulator/test/statistics_SUITE.erl4
2 files changed, 6 insertions, 14 deletions
diff --git a/erts/emulator/test/scheduler_SUITE.erl b/erts/emulator/test/scheduler_SUITE.erl
index 885298ce34..64e51e7d7c 100644
--- a/erts/emulator/test/scheduler_SUITE.erl
+++ b/erts/emulator/test/scheduler_SUITE.erl
@@ -1087,12 +1087,8 @@ scheduler_threads(Config) when is_list(Config) ->
{Sched, SchedOnln, _} = get_sstate(Config, ""),
%% Configure half the number of both the scheduler threads and
%% the scheduler threads online.
- {HalfSched, HalfSchedOnln} = case SmpSupport of
- false -> {1,1};
- true ->
- {Sched div 2,
- SchedOnln div 2}
- end,
+ {HalfSched, HalfSchedOnln} = {lists:max([1,Sched div 2]),
+ lists:max([1,SchedOnln div 2])},
{HalfSched, HalfSchedOnln, _} = get_sstate(Config, "+SP 50:50"),
%% Use +S to configure 4x the number of scheduler threads and
%% 4x the number of scheduler threads online, but alter that
@@ -1149,12 +1145,8 @@ dirty_scheduler_threads(Config) when is_list(Config) ->
dirty_scheduler_threads_test(Config) ->
SmpSupport = erlang:system_info(smp_support),
{Sched, SchedOnln, _} = get_dsstate(Config, ""),
- {HalfSched, HalfSchedOnln} = case SmpSupport of
- false -> {1,1};
- true ->
- {Sched div 2,
- SchedOnln div 2}
- end,
+ {HalfSched, HalfSchedOnln} = {lists:max([1,Sched div 2]),
+ lists:max([1,SchedOnln div 2])},
Cmd1 = "+SDcpu "++integer_to_list(HalfSched)++":"++
integer_to_list(HalfSchedOnln),
{HalfSched, HalfSchedOnln, _} = get_dsstate(Config, Cmd1),
diff --git a/erts/emulator/test/statistics_SUITE.erl b/erts/emulator/test/statistics_SUITE.erl
index f51244485b..729e86cb4f 100644
--- a/erts/emulator/test/statistics_SUITE.erl
+++ b/erts/emulator/test/statistics_SUITE.erl
@@ -329,9 +329,9 @@ scheduler_wall_time_test(Type) ->
%% 50% load
HalfHogs = [StartHog() || _ <- lists:seq(1, (Schedulers-1) div 2)],
HalfDirtyCPUHogs = [StartDirtyHog(dirty_cpu)
- || _ <- lists:seq(1, DirtyCPUSchedulers div 2)],
+ || _ <- lists:seq(1, lists:max([1,DirtyCPUSchedulers div 2]))],
HalfDirtyIOHogs = [StartDirtyHog(dirty_io)
- || _ <- lists:seq(1, DirtyIOSchedulers div 2)],
+ || _ <- lists:seq(1, lists:max([1,DirtyIOSchedulers div 2]))],
HalfLoad = lists:sum(get_load(Type)) div TotLoadSchedulers,
if Schedulers < 2, HalfLoad > 80 -> ok; %% Ok only one scheduler online and one hog
%% We want roughly 50% load