[asterisk-dev] Asterisk 13.7.2 Failed to create new channel thread

[Ross Beer]

Hi Joshua,
 
Do you know what could be causing this issue?
 
There is plenty of memory and ports available. As you can see the ulimit settings are mostly unlimited.
 
Kind regards,
 
Ross 
 
> Date: Mon, 22 Feb 2016 07:45:28 -0400
> From: jcolp at digium.com
> To: asterisk-dev at lists.digium.com
> Subject: Re: [asterisk-dev] Asterisk 13.7.2 Failed to create new channel	thread
> 
> Ross Beer wrote:
> > *Hi,*
> > **
> > *We are receiving the following error when hitting around 500 channels
> > in a queue using PJSIP:*
> >
> >     [2016-02-22 09:20:42] WARNING[31097]: pbx.c:6980 ast_pbx_start:
> >     Failed to create new channel thread
> >     [2016-02-22 09:20:42] WARNING[31097]: chan_pjsip.c:2202
> >     pbx_start_incoming_request: Failed to start PBX ;(
> 
> 
> This would be coming from the system when we try to create a thread.
> 
> >
> >
> > *Limits are set as follows:*
> >
> >     ulimit -a
> >     core file size (blocks, -c) unlimited
> >     data seg size (kbytes, -d) unlimited
> >     scheduling priority (-e) 0
> >     file size (blocks, -f) unlimited
> >     pending signals (-i) unlimited
> >     max locked memory (kbytes, -l) unlimited
> >     max memory size (kbytes, -m) unlimited
> >     open files (-n) 800000
> >     pipe size (512 bytes, -p) 8
> >     POSIX message queues (bytes, -q) unlimited
> >     real-time priority (-r) 0
> >     stack size (kbytes, -s) unlimited
> >     cpu time (seconds, -t) unlimited
> >     max user processes (-u) unlimited
> >     virtual memory (kbytes, -v) unlimited
> >     file locks (-x) unlimited
> >
> >
> > *Can this be resolved by configuring pjproject in the following way?*
> >
> >     ./configure CFLAGS="-DNDEBUG -DPJ_HAS_IPV6=1 -DPJSUA_MAX_CALLS=5000
> >     -DPJSUA_MAX_PLAYERS=5000" --prefix=/usr --libdir=/usr/lib64
> >     --enable-shared --disable-video --disable-sound --disable-opencore-amr
> >
> > *Basically setting PJSUA_MAX_CALLS=5000 and PJSUA_MAX_PLAYERS=5000
> > higher than the default?*
> 
> No, those have no impact on threading or constraints within Asterisk 
> itself. They will do nothing when used with Asterisk.
> 
> -- 
> Joshua Colp
> Digium, Inc. | Senior Software Developer
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - US
> Check us out at: www.digium.com & www.asterisk.org
> 
> 
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