[Freeswitch-users] Tuning Up Freeswitch

[Avi Marcus]

Did you have the Raid 1 and DB in ram on debian, too..?
-Avi

On Wed, Apr 27, 2011 at 1:30 PM, Antonio Teixeira
<eagle.antonio at gmail.com>wrote:

> Just a little update for you guys.
>
> I have jumped from debian to centos did a full reinstall +  Raid 1 + DB in
> Ram.
>
> And was able to get 78 Simult. Calls at only 10 % CPU so there is a huge
> difference so far from 120 % on debian :\.
> Call quality has improved , local lan call quality has rised , G729
> Licenses working again thanks Brian West !!!.
>
> I will now start to deploy our IVRs using ESL to see if i can offload some
> of the load.
>
> Regards
> A/T
>
>
> 2011/4/27 Paul Cupis <paul at cupis.co.uk>
>
>> On 27/04/11 01:24, Ariel Monaco wrote:
>> > We had high CPU utilization peaks in the past, which lead to some
>> > audio issues (clipping). We were using debian at that time, which
>> > was a customer-side requirement.
>> >
>> > I'm not a kernel guru but I remember this had something to do with
>> > kernel timer cycles and the issue was address by adding "divider=10"
>> > or "divider=100" as a kernel's boot loader option.
>>
>> Interesting. This kernel option is designed to reduce the valy of
>> CONFIG_HZ at run=time, so if you have a 1000Hz kernel, setting
>> divider=10 at boot time will effectively give you a 100Hz kernel.
>>
>> This seems to fly in the face of other recommendations on this kernel
>> setting!
>>
>> Debian default kernel sets CONFIG_HZ=100
>> CentOS default kernel sets CONFIG_HZ=1000
>>
>> Regards,
>>
>>
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>
>
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