thanks for the feedback... this is something im going to do tomorrow...

what about other things?


On Tue, Aug 25, 2009 at 3:39 PM, Jay Binks <jaybi...@gmail.com> wrote:

> Everytime someone asks this ,  the resounding answer is use a 64bit os..
>
> No question
>
> Jay
>
>
>
> On 25/08/2009, at 23:19, Tihomir Culjaga <tculj...@gmail.com> wrote:
>
> Hey Giovanni,
>
> thanks for the tip... indeed the db files were heavily used regardless if i
> started freeswitch with nosql option (freeswitch -nosql)... FS was not
> writing anything into that files ... instead it was just accessing it....
> This behaviour leads to a waste of 40% CPU time... waiting for other
> processes (mainly disk access) to finish!!!
>
> I moved freeswitch/db/ to a ramdisk and the performance got a boost to 140
> CPS with a CPU load of 80%. I was keeping the machine for a while (20 - 30
> minutes) on that rate when i sow CPU suddenly went to 100% and FS becoming
> irresponsive :).
>
>
> What can be wrong?
> What are the limits in CPU usage (50%, 60%, 70%, 80%...) we should not
> cross?
> What fine tuning do we need in order to asure a long high load run?
>
>
>
> Also, I'm running 32-bit OS (debian 5) on a 64 bit CPU... does it have
> sense to move my OS to 64 bit? ... will FS gain more preformance ?... I mean
> will FS perofomr drastically better 20%+ ?
>
>
> Tihomir.
>
>
> On Tue, Aug 25, 2009 at 11:00 AM, Giovanni Maruzzelli <<gmar...@celliax.org>
> gmar...@celliax.org> wrote:
>
>> Maybe your load comes from disk access?
>>
>> Try putting the sql and log directories on a ramdisk.
>>
>> OTH,
>>
>> -giovanni
>>
>> On Tue, Aug 25, 2009 at 10:54 AM, Tihomir Culjaga< <tculj...@gmail.com>
>> tculj...@gmail.com> wrote:
>> > Hello,
>> >
>> > i'm trying to use freeswitch as a redirecting server meaning FS has to
>> > receive an INVITE and according to some rules it will redirect calls to
>> > other destinations.
>> >
>> >
>> > CALLING_USER                FREESWITCH                        SOMEWHERE
>> >
>> > INVITE ------------------------------->
>> >            <------------------------------ 100 Trying
>> >            <------------------------------ 302 Moved Temporary
>> > ACK    ------------------------------->
>> >
>> INVITE--------------------------------------------------------------------------------->
>> >
>> >
>> >
>> > Well, wverything works well except i have perfromance issues .... on my
>> HW
>> > FS cannot do more than 40 CPS (INVITE answered by 302 Moved Temporary).
>> When
>> > i increase the rate, FS starts delaying 302 response. Right at 50 CPS i
>> see
>> > "calls" being build up in FS and the delay begining to grow.
>> >
>> > When i observe the machine, load average is almost nothing (load
>> average:
>> > 1.41, 0.61, 0.60) CPU never goes to 100%, and i see only one thread
>> taking
>> > most load... all others are just sitting there with 1-5 % CPU time.
>> > This looks to me as FS handles 302 messages in a single thread?!?!
>> >
>> >
>> > tculj...@fs:/usr/local/freeswitch/conf/dialplan$ top -H
>> >
>> > top - 10:41:37 up 167 days, 20:42,  3 users,  load average: 1.41, 0.61,
>> 0.60
>> > Tasks:  83 total,   2 running,  81 sleeping,   0 stopped,   0 zombie
>> > Cpu(s): 25.3%us,  1.5%sy,  0.0%ni, 30.3%id, 42.7%wa,  0.0%hi,  0.2%si,
>> > 0.0%st
>> > Mem:   2074520k total,   571244k used,  1503276k free,   259604k buffers
>> > Swap:  2650684k total,     3020k used,  2647664k free,   153868k cached
>> >
>> >   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+
>> > COMMAND
>> >  4814 root      20   0 34188  20m 3780 S   38  1.0   3:10.29
>> > freeswitch
>> >  4800 root      20   0 34188  20m 3780 S    6  1.0   0:08.26
>> > freeswitch
>> >  4798 root      20   0 34188  20m 3780 R    5  1.0   0:24.46
>> > freeswitch
>> >  4787 root      20   0 34188  20m 3780 S    2  1.0   0:11.24
>> > freeswitch
>> >  4794 root      20   0 34188  20m 3780 S    1  1.0   0:11.42
>> > freeswitch
>> >  4803 root      20   0 34188  20m 3780 S    1  1.0   0:11.74
>> > freeswitch
>> >  4788 root      20   0 34188  20m 3780 S    1  1.0   0:02.96
>> > freeswitch
>> >  4804 root      20   0 34188  20m 3780 S    1  1.0   0:01.64
>> > freeswitch
>> >  4807 root      20   0 34188  20m 3780 S    1  1.0   0:01.68
>> > freeswitch
>> >  4811 root      20   0 34188  20m 3780 S    1  1.0   0:02.50 freeswitch
>> >
>> >
>> >
>> > cat /proc/cpuinfo
>> > processor       : 0
>> > vendor_id       : GenuineIntel
>> > cpu family      : 6
>> > model           : 15
>> > model name      : Intel(R) Xeon(R) CPU            5140  @ 2.33GHz
>> > stepping        : 6
>> > cpu MHz         : 2333.560
>> > cache size      : 4096 KB
>> > physical id     : 0
>> > siblings        : 2
>> > core id         : 0
>> > cpu cores       : 2
>> > apicid          : 0
>> > initial apicid  : 0
>> > fdiv_bug        : no
>> > hlt_bug         : no
>> > f00f_bug        : no
>> > coma_bug        : no
>> > fpu             : yes
>> > fpu_exception   : yes
>> > cpuid level     : 10
>> > wp              : yes
>> > flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
>> mca
>> > cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe lm
>> > constant_tsc arch_perfmon pebs bts pni monitor ds_cpl vmx est tm2 ssse3
>> cx16
>> > xtpr dca lahf_lm
>> > bogomips        : 4670.78
>> > clflush size    : 64
>> > power management:
>> >
>> > processor       : 1
>> > vendor_id       : GenuineIntel
>> > cpu family      : 6
>> > model           : 15
>> > model name      : Intel(R) Xeon(R) CPU            5140  @ 2.33GHz
>> > stepping        : 6
>> > cpu MHz         : 2333.560
>> > cache size      : 4096 KB
>> > physical id     : 0
>> > siblings        : 2
>> > core id         : 1
>> > cpu cores       : 2
>> > apicid          : 1
>> > initial apicid  : 1
>> > fdiv_bug        : no
>> > hlt_bug         : no
>> > f00f_bug        : no
>> > coma_bug        : no
>> > fpu             : yes
>> > fpu_exception   : yes
>> > cpuid level     : 10
>> > wp              : yes
>> > flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
>> mca
>> > cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe lm
>> > constant_tsc arch_perfmon pebs bts pni monitor ds_cpl vmx est tm2 ssse3
>> cx16
>> > xtpr dca lahf_lm
>> > bogomips        : 4666.82
>> > clflush size    : 64
>> > power management:
>> >
>> >
>> >
>> > uname -a
>> > Linux l01sipindir1 2.6.26-1-686 #1 SMP Sat Jan 10 18:29:31 UTC 2009 i686
>> > GNU/Linux
>> >
>> >
>> >
>> > Of course, i've tuned the machine up
>> >
>> > ulimit -c unlimited
>> > ulimit -d unlimited
>> > ulimit -f unlimited
>> > ulimit -i unlimited
>> > ulimit -n 999999
>> > ulimit -q unlimited
>> > ulimit -u unlimited
>> > ulimit -v unlimited
>> > ulimit -x unlimited
>> > ulimit -s 240
>> > ulimit -l unlimited
>> > ulimit -a
>> >
>> >
>> > Started FS with minimum modules but still 40 CPS seems to be the limit.
>> >
>> >
>> > So, is there any way to improve performance?
>> >
>> >
>> > Tihomir.
>> >
>> >
>> >
>> >
>> >
>> >
>> >
>> > _______________________________________________
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>> >
>> >
>>
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