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| author | Lukas Larsson <[email protected]> | 2019-04-12 11:21:49 +0200 |
|---|---|---|
| committer | Lukas Larsson <[email protected]> | 2019-04-18 14:13:35 +0200 |
| commit | 8cba01c623eeb962298750d60bf22f6d6f5538dc (patch) | |
| tree | b2b5a639b68ffea8a1de9a2feb10b164a7f25f22 /erts/emulator | |
| parent | 3e9c74400d20d95e9bbc378478dc00cbafba6b47 (diff) | |
| download | otp-8cba01c623eeb962298750d60bf22f6d6f5538dc.tar.gz otp-8cba01c623eeb962298750d60bf22f6d6f5538dc.tar.bz2 otp-8cba01c623eeb962298750d60bf22f6d6f5538dc.zip | |
erts: Add extra debugging to dist frag testcases
Diffstat (limited to 'erts/emulator')
| -rw-r--r-- | erts/emulator/test/distribution_SUITE.erl | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl index c8f190d29d..d1d1e3840e 100644 --- a/erts/emulator/test/distribution_SUITE.erl +++ b/erts/emulator/test/distribution_SUITE.erl @@ -1527,13 +1527,19 @@ measure_latency(DataFun, Dropper, Echo, Payload) -> ok end || _ <- lists:seq(1,10)], - {TS, _} = + {TS, Times} = timer:tc(fun() -> [begin + T0 = erlang:monotonic_time(), Echo ! {self(), hello}, - receive hello -> ok end + receive hello -> ok end, + (erlang:monotonic_time() - T0) / 1000000 end || _ <- lists:seq(1,100)] end), + Avg = lists:sum(Times) / length(Times), + StdDev = math:sqrt(lists:sum([math:pow(V - Avg,2) || V <- Times]) / length(Times)), + ct:pal("Times: Avg: ~p Max: ~p Min: ~p Var: ~p", + [Avg, lists:max(Times), lists:min(Times), StdDev]), [begin Sender ! die, receive |