[erlang-questions] erlang:exit/1 eats lots of CPU time
Tue Jan 5 13:04:59 CET 2010
Yes. This process consumes 12% of total CPU time. erlang:exit/1
consumes 99% of 12% of total CPU time. Whole system contains several
such processes which eats CPU on exit.
2010/1/5 Jayson Vantuyl <>:
> What's the total time here? I see that erlang:exit/1 is 99% of that process's time, and that process is 12% of total time, but how long are we talking about here? I've seen results like that for short tests in a tight loop. So, it's 99% of 12% of what?
> On Jan 4, 2010, at 10:02 PM, Maxim Treskin wrote:
>> I have tested software with Eprof. eprof:analyse() prints log which
>> contains following strings:
>> ****** Process <0.229.0> -- 12 % of profiled time ***
>> erlang:exit/1 1 99 %
>> Erlang node whith this process really eats CPU time, so it is not a
>> some bug of eprof. May be it is due to garbage collection of process
>> data on exit? Increasing of min_heap_size up to value which really
>> used by process has no effect.
>> How I can decrease CPU time consumption on exit for this process?
>> Thank you
>> Maxim Treskin
>> erlang-questions mailing list. See http://www.erlang.org/faq.html
>> erlang-questions (at) erlang.org
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