[asterisk-users] Need more meetme users -- hitting some limit

Shaun Ruffell sruffell at digium.com
Mon Mar 31 16:29:24 CDT 2014

On Fri, Mar 21, 2014 at 11:26:22AM -0700, Steve Edwards wrote:
> On Fri, 21 Mar 2014, Steve Totaro wrote:
> >I found below here:
> >
> >If you have too many conferences, one CPU may not be able to mix all the
> >audio and you will have audio problems even if there are 7+ other CPUs
> >that are essentially idle while waiting for one CPU to mix everything. You
> >should be able to handle 512 conference participants on a modern server
> >system without problem. The current trunk of DAHDI linux limits the number
> >of open pseudo channels to 512 for this reason. [1]
> With 312 calls distributed across 100 meetmes, 'top' shows 1 core at 32%, 1
> core at 6% and the rest basically idle.
> So it looks like meetme() is still a single CPU application, but I have
> plenty of CPU headroom.
> Coincidentally, 512 is my target. Any clues on how to get 200 more?


If you're looking to reduce the CPU overhead of processing meetme
conferences, this email from awhile ago may be of some help:


Shaun Ruffell
Digium, Inc. | Linux Kernel Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
Check us out at: www.digium.com & www.asterisk.org

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