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

[Joshua Colp]

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