[Freeswitch-users] Question aboutCPU usage.

David Ponzone david.ponzone at ipeva.fr
Sat Jan 22 03:07:07 MSK 2011 

The issue he will have then is that the GSM codec is not widely supported by carriers, nor by SIP devices.

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Le 21/01/2011 à 23:41, curriegrad2004 a écrit :

> One solution is to use the GSM codec instead of the g.729 codec.
> Although it may not sound as good as the g.729 codec, it uses about
> the same amount of bandwidth and less CPU iirc. The GSM codec is
> included in FreeSwitch by default.
> 
> On Fri, Jan 21, 2011 at 11:35 AM, Steven Ayre <steveayre at gmail.com> wrote:
>> Ricardo,
>> 
>> "I also installed the codec g729 for transcoding from g711 to g729  (for
>> testing purposes only)."
>> 
>> We're assuming you're using deepwalker's fs_itu_g729 codec?
>> 
>> If you're planning to transcode G729 it's always better to test with the one
>> you're actually going to be using. You can get completely different results
>> since they're different code bases.
>> 
>> fs_itu_g729 will use more CPU and memory than mod_com_g729 so you'll get
>> different load testing results.
>> It also has no concept of licenses, so there's no way of testing that you're
>> handling the conditions where mod_com_g729 has reached the license limit.
>> 
>> -Steve
>> 
>> 
>> 
>> On 21 January 2011 19:13, Anthony Minessale <anthony.minessale at gmail.com>
>> wrote:
>>> 
>>> Yes, G729 is a CPU hog, especially the illegal one you are testing with.
>>> The commercial one that you can purchase from
>>> http://www.freeswitch.org probably will do slightly better but you
>>> will always get much less milage out of cpu intensive codecs.
>>> 
>>> 
>>> On Fri, Jan 21, 2011 at 9:06 AM, Ricardo Martinez
>>> <rmartinez at redvoiss.net> wrote:
>>>> Hello.
>>>> 
>>>> I have the opportunity to use an even more powerful server.  I have just
>>>> installed CentOS 5.5 64 bit, and compile freeswitch with 64 bits.
>>>> 
>>>> This is the output with 100 simm calls using transcoding from G711 to
>>>> G729
>>>> 
>>>> 
>>>> 
>>>> top - 16:57:56 up  6:04,  2 users,  load average: 11.60, 12.49, 12.58
>>>> 
>>>> Tasks: 168 total,   1 running, 167 sleeping,   0 stopped,   0 zombie
>>>> 
>>>> Cpu0  : 35.4%us,  0.6%sy,  0.0%ni, 63.6%id,  0.3%wa,  0.0%hi,  0.1%si,
>>>> 0.0%st
>>>> 
>>>> Cpu1  : 34.9%us,  0.6%sy,  0.0%ni, 58.8%id,  4.9%wa,  0.1%hi,  0.7%si,
>>>> 0.0%st
>>>> 
>>>> Cpu2  : 34.9%us,  0.6%sy,  0.0%ni, 59.6%id,  4.1%wa,  0.1%hi,  0.7%si,
>>>> 0.0%st
>>>> 
>>>> Cpu3  : 35.0%us,  0.7%sy,  0.0%ni, 62.0%id,  1.8%wa,  0.2%hi,  0.3%si,
>>>> 0.0%st
>>>> 
>>>> Cpu4  : 35.8%us,  1.3%sy,  0.0%ni, 62.5%id,  0.2%wa,  0.0%hi,  0.1%si,
>>>> 0.0%st
>>>> 
>>>> Cpu5  : 35.6%us,  1.6%sy,  0.0%ni, 60.1%id,  1.8%wa,  0.1%hi,  0.8%si,
>>>> 0.0%st
>>>> 
>>>> Cpu6  : 35.8%us,  1.9%sy,  0.0%ni, 59.9%id,  1.5%wa,  0.1%hi,  0.8%si,
>>>> 0.0%st
>>>> 
>>>> Cpu7  : 36.5%us,  2.0%sy,  0.0%ni, 60.6%id,  0.7%wa,  0.0%hi,  0.2%si,
>>>>  0.0%st
>>>> 
>>>> Mem:   8165808k total,  1208292k used,  6957516k free,   150228k buffers
>>>> 
>>>> Swap: 10223608k total,        0k used, 10223608k free,   772980k cached
>>>> 
>>>> 
>>>> 
>>>>   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+
>>>> COMMAND
>>>> 
>>>>  5265 root      18   0  541m  79m 5796 S 469.5  1.0   1077:32
>>>> freeswitch
>>>> 
>>>>     1 root      15   0 10348  684  572 S  0.0  0.0   0:01.24
>>>> init
>>>> 
>>>>     2 root      RT  -5     0    0    0 S  0.0  0.0   0:00.00
>>>> migration/0
>>>> 
>>>>     3 root      34  19     0    0    0 S  0.0  0.0   0:00.00
>>>> ksoftirqd/0
>>>> 
>>>>     4 root      RT  -5     0    0    0 S  0.0  0.0   0:00.00
>>>> watchdog/0
>>>> 
>>>>     5 root      RT  -5     0    0    0 S  0.0  0.0   0:00.00
>>>> migration/1
>>>> 
>>>>     6 root      34  19     0    0    0 S  0.0  0.0   0:00
>>>> 
>>>> 
>>>> 
>>>> Is normal the load average?
>>>> 
>>>> 
>>>> 
>>>> This is the output with uname –a
>>>> 
>>>> 
>>>> 
>>>> [root at siptrcrv2 snmp]# uname -a
>>>> 
>>>> Linux siptrcrv2 2.6.18-194.el5 #1 SMP Fri Apr 2 14:58:14 EDT 2010 x86_64
>>>> x86_64 x86_64 GNU/Linux
>>>> 
>>>> 
>>>> 
>>>> Regards,
>>>> 
>>>> Ricardo.-
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>> De: freeswitch-users-bounces at lists.freeswitch.org
>>>> [mailto:freeswitch-users-bounces at lists.freeswitch.org] En nombre de
>>>> Brian
>>>> West
>>>> Enviado el: miércoles, 19 de enero de 2011 16:22
>>>> Para: FreeSWITCH Users Help
>>>> 
>>>> Asunto: Re: [Freeswitch-users] Question aboutCPU usage.
>>>> 
>>>> 
>>>> 
>>>> Chances are if you would install a 64bit OS on that there NICE 64bit CPU
>>>> it
>>>> would work much better.
>>>> 
>>>> 
>>>> 
>>>> /b
>>>> 
>>>> 
>>>> 
>>>> On Jan 19, 2011, at 12:43 PM, Ricardo Martinez wrote:
>>>> 
>>>> 
>>>> 
>>>> Hello.
>>>> 
>>>> 
>>>> 
>>>> [root at ser-ng bin]# uname -a
>>>> 
>>>> Linux 2.6.33.5-124.fc13.i686.PAE #1 SMP Fri Jun 11 09:42:24 UTC 2010
>>>> i686
>>>> i686 i386 GNU/Linux
>>>> 
>>>> 
>>>> 
>>>> Ricardo.-
>>>> 
>>>> 
>>>> 
>>>> 
>>>> De: freeswitch-users-bounces at lists.freeswitch.org [mailto:freeswitch-users-bounces at lists.freeswitch.org] En
>>>> nombre de Brian West
>>>> Enviado el: miércoles, 19 de enero de 2011 15:41
>>>> Para: FreeSWITCH Users Help
>>>> Asunto: Re: [Freeswitch-users] Question aboutCPU usage.
>>>> 
>>>> 
>>>> 
>>>> Depend what does uname -a say?
>>>> 
>>>> 
>>>> 
>>>> /b
>>>> 
>>>> 
>>>> 
>>>> _______________________________________________
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>>>> 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
>>> 
>>> FreeSWITCH http://www.freeswitch.org/
>>> ClueCon http://www.cluecon.com/
>>> Twitter: http://twitter.com/FreeSWITCH_wire
>>> 
>>> AIM: anthm
>>> MSN:anthony_minessale at hotmail.com
>>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
>>> IRC: irc.freenode.net #freeswitch
>>> 
>>> FreeSWITCH Developer Conference
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>>> googletalk:conf+888 at conference.freeswitch.org
>>> pstn:+19193869900
>>> 
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>> 
>> 
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>> 
> 
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