[Freeswitch-users] CPU sys load issue

Antonio Silva asilva at wirelessmundi.com
Thu Feb 23 19:26:12 MSK 2017


Hi,

i'm having an issue with FS that gets lock every morning  with cpu sys 
hitting 80%, because is limited in fs with min-idle, it could reach the 
100%, so the calls are rejected by load, to solve the problem i kill fs 
and start it again.

I discard a load issue, because after restarting freeswitch the system 
increases in number of sessions/cps and no problems at all until next 
day.... it's given me crazy... i've enough memory, lots of cores... 
after restart fs the system stays at less than 30% of cpu usage.


Right now i have hpet as clocksource, transcoding is minimal (use 
inheric_codec, only happens because of different ptimes with some 
endpoints) .


anyone having similar problem? or any tip i can do to debug this issue?


For info the Jira ticket can be located at 
https://freeswitch.org/jira/browse/FS-9957,

i've done a gcore, top, htop when the system is with high cpu sys but i 
can't figure the thread that is causing the issue... initial i thought 
it was because of module lua (most of my logic is done there), but today 
only 2 threads where running mod_lua when it happen.


Appreciate the help.


-- 

Saludos / Regards / Cumprimentos,
António silva




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