[Freeswitch-users] Latest master and latest v1.4 consume more CPU for conferences

[Anthony Minessale]

It is very likely to add to the cpu to transcode everything to 12000hz



On Wed, Jul 30, 2014 at 6:12 PM, Oleg Stolyar <olegstolyar at gmail.com> wrote:

> Hi Anthony, thank you for responding!
>
> I apologize for the previous email - I retracted it too soon - the CPU
> simply jumped down for a bit then went back up.
>
> Here are the full versions for both the master where it happened and v1.4.
>  Is this enough?
>
> FreeSWITCH Version 1.5.14b+git~20140729T132247Z~af64da86f2~64bit (git
> af64da8 2014-07-29 13:22:47Z 64bit)
> FreeSWITCH Version 1.4.7+git~20140724T230506Z~9d1c0f7f3d~64bit (git
> 9d1c0f7 2014-07-24 23:05:06Z 64bit)
>
> It does not occur on this master:
> FreeSWITCH Version 1.5.13b+git~20140522T175648Z~9d99c34682~64bit (git
> 9d99c34 2014-05-22 17:56:48Z 64bit)
>
> I figured I would try this email before bisecting git but it will likely
> be my next step.
>
> On the subject of the 12000 rate related bug - I'd love to discuss this
> more with you - perhaps I'll try to get a little bit of your time at
> ClueCon to just show you the problem.  It actually happens on every
> platform I tested it on except Debian 7.  Just in the last couple of days I
> reproduced it on Ubuntu 12.04 and Ubuntu 14.04.  I only mentioned it in
> this thread in case the 12000 sample rate conference on 8000 codecs is
> relevant to the CPU increase.
>
>
>
> On Wed, Jul 30, 2014 at 3:46 PM, Anthony Minessale <
> anthony.minessale at gmail.com> wrote:
>
>> I'm not really sure how to pinpoint .8% cpu increase.  You would maybe
>> have to git bisect?  I believe you already said this in another email then
>> retracted it.  So with all the back and forth it starts to sound like you
>> have misinformation.
>>
>> You can't use vague references like "latest" which changes every 10 min.
>> You need to try the most current master (TODAY then recite the hash) with
>> a clean build and have a valid backtrace.
>> The things you are saying are inconsistent so I think you need to rule
>> out build skew from jumping around so many versions.
>> Your 12000 thing also makes no sense at all and does not occur for anyone
>> else which suggests you have environmental problem related to the way your
>> system is setup.
>>
>>
>>
>>
>> On Wed, Jul 30, 2014 at 5:31 PM, Oleg Stolyar <olegstolyar at gmail.com>
>> wrote:
>>
>>> Hi guys,
>>>
>>> I have my FreeSWITCH running a bunch of conferences with two or three
>>> users using PCMU/8000 from all the user agents.  I have the conference
>>> sample rate set to 12000 to get around a strange bug I reported a couple of
>>> months ago.
>>>
>>> In my old installation with master from May 22 2014, the servers
>>> consumed about 1.2%-1.3% CPU per two-person conference.
>>>
>>> In the latest master AND in the latest v1.4 it went up to about
>>> 1.6%-2.0% CPU per two-person conference.  CPU usage by the FreeSWITCH
>>> process also jumps up and down more.
>>>
>>> Additionally (not sure if it's related) the latest master crashed less
>>> than 24 hours after it started taking live traffic.  I ma trying to get the
>>> core dump and see if v1.4 also crashes but including the info here in case
>>> it gives someone an idea of what's going on with the CPU.
>>>
>>> Any ideas as to what's causing the increased CPU usage would be greatly
>>> appreciated.
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>> 
>>> 
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org
>>> http://wiki.freeswitch.org
>>> http://www.cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
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>>> http://www.freeswitch.org
>>>
>>>
>>
>>
>> --
>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>
>> ☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
>> http://twitter.com/FreeSWITCH
>> ☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
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>>
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>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> 
>> 
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://wiki.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
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>>
>>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
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>
>


-- 
Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬

☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
http://twitter.com/FreeSWITCH
☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
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