[Asterisk-Users] 191st simultaneous call fails

Nick Bachmann asterisk at not-real.org
Sat Dec 18 16:23:58 MST 2004


Jim Gottlieb wrote:

>I've been testing both T400P and TE405P boards and I'm running into
>some kind of hard limit on the number of simultaneous calls.  This is
>on x86 with 2 Athlon MP 2800+ CPUs running Fedora Core 1.
>
>Everything is fine up to 190 channels, but the 191st call fails every
>time with errors like:
>
>Dec 14 15:44:00 WARNING[1215]: Unable to start PBX on Zap/201-1
>Dec 14 15:44:00 WARNING[1215]: Failed to create update thread!
>Dec 14 15:44:00 WARNING[1215]: Unable to start PBX on channel 0/9, span 9
>Dec 14 15:44:00 WARNING[1215]: Call specified, but not found?
>Dec 14 15:44:00 WARNING[1215]: Hangup on bad channel 0/9 on span 9
>
>It's not tied to which channel the call comes in on.  It's some
>resource that's exhausted after 190 calls.  A limit on threads?
>  
>
Try http://people.redhat.com/alikins/tuning_utils/thread-limit.c and see 
what happens.

Nick



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