On Tue, Mar 2, 2010 at 12:23 PM, Giovanni Maruzzelli <gmaruzz@celliax.org> wrote:

Sergey,

that's not a problem, is how FS works.

That load on the CPU when idle is actually not important. Is just the
minimum, like in a carburettor.

If you put it under load, you will see that there will need some
serious load (many calls) to have it ramp up the cpu usage.

-giovanni

On Tue, Mar 2, 2010 at 7:16 PM, Sergey Okhapkin

<sos@sokhapkin.dyndns.org> wrote:
> I see the same problem on 4 absolutely different boxes with different linux
> kernels.
>
> On Tuesday 02 March 2010, Anthony Minessale wrote:
>> Well, there you go.
>> your box is having a hard time doing a simple 1ms sleep in a loop for the
>> centralized core timer.
>>
>> It's either your kernel or your box. My box and every box I have do not
>> have that problem so you may want to consider a new one.
>>
>> FreeSWITCH is FREE so give it a good home.
>>
>> The good news is, you can make upwards of 1500 calls on that same 2% of cpu
>> usage.
>>
>>
>>
>> On Tue, Mar 2, 2010 at 11:51 AM, Sergey Okhapkin
>>
>> <sos@sokhapkin.dyndns.org>wrote:
>> > FS spends half of CPU here (main thread):
>> >
>> > #0 0xffffe424 in __kernel_vsyscall ()
>> > #1 0xb7a82781 in select () from /lib/libc.so.6
>> > #2 0xb7e392eb in apr_sleep () from
>> > /opt/freeswitch/lib/libfreeswitch.so.1 #3 0x00000000 in ?? ()
>> >
>> > The second half is spent here:
>> >
>> > #0 0xb7d50946 in clock_nanosleep () from /lib/librt.so.1
>> > #1 0xb7e0fa7d in softtimer_runtime () at src/switch_time.c:155
>> > #2 0xb7dc585a in switch_loadable_module_exec (thread=0xb7101fb8,
>> > obj=0xb7101da8) at src/switch_loadable_module.c:96
>> > #3 0xb7e379a8 in dummy_worker () from
>> > /opt/freeswitch/lib/libfreeswitch.so.1
>> >
>> > On Tuesday 02 March 2010, Moises Silva wrote:
>> > > ps -LlFm -p `pidof freeswitch`
>> > >
>> > > That shows you CPU usage per FreeSWITCH thread
>> > >
>> > > Then
>> > >
>> > > pstack `pidof freeswitch`
>> > >
>> > > That shows the stack trace of every FreeSWITCH thread and then you can
>> >
>> > find
>> >
>> > > exactly what is doing.
>> >
>> > _______________________________________________
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>
>
>
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--
Sincerely,

Giovanni Maruzzelli
Cell : +39-347-2665618

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