[Freeswitch-users] CPU sys load issue

[Antonio Silva]

Hi,

Did you compile fs in debian with tcmalloc?

didn't work for me... do i miss something?


root at dev:/usr/src/freeswitch.git# apt-get install libtcmalloc-minimal4
root at dev:/usr/src/freeswitch.git# export LIBS=-ltcmalloc
root at dev:/usr/src/freeswitch.git# ./configure
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether make supports nested variables... (cached) yes
checking build system type... x86_64-unknown-linux-gnu
checking host system type... x86_64-unknown-linux-gnu
checking for style of include used by make... GNU
checking for gcc... gcc
checking whether the C compiler works... no
configure: error: in `/usr/src/freeswitch.git':
configure: error: C compiler cannot create executables




On 02/23/2017 07:56 PM, Antonio Silva wrote:
> Hi Juan,
>
> Thanks for the tips!!
>
> Unfortunately i cannot test with -nosql option, i need to have the 
> sip_registration fill to be able to send options to natted endpoints. 
> But i don't think the issue is in db, i use postgres and to get better 
> performance from it i run it on tmpfs.
>
>
> I read about tcmalloc, but from jira FS-7315, i get the idea that it 
> didn't change anything.. but i guess i can try it and post the 
> results, from the bt i do see some calls been done to malloc, but not 
> sure if they are locking or not.
>
> Regards,
>
>
> On 02/23/2017 06:52 PM, Juan Pablo Godoy Macari wrote:
>> Hello Antonio,
>>
>> I had the same issue, to fix it i tried many things written in this 
>> mail list. Try running FS with -nosql option, if that doesn't work 
>> recompile FS with tcmalloc (from google's perfomance tools).
>>
>> That did it for me.
>>
>> Regards,
>> Juan Pablo.
>>
>> 2017-02-23 13:26 GMT-03:00 Antonio Silva <asilva at wirelessmundi.com 
>> <mailto:asilva at wirelessmundi.com>>:
>>
>>     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
>>     <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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