On Fri, Jul 3, 2020 at 3:32 AM Dovid Bender <do...@telecurve.com> wrote:
> > > On Mon, Jun 29, 2020 at 6:46 AM Joshua C. Colp <jc...@sangoma.com> wrote: > >> On Sun, Jun 28, 2020 at 2:26 PM Dovid Bender <do...@telecurve.com> wrote: >> >>> Hi, >>> >>> We have a box up and we are starting to see a lot of "Exceptionally long >>> queue length queuing" in the logs. From all the research so far it seems >>> like this leads to their systems crashing and being unreachable. In our >>> case the box remains up and takes calls. We are running Asterisk 16.6.1. We >>> are using MusicOnHold to play online music streams via ffmpeg. Any idea on >>> how to troubleshoot this further to see why this is happening? >>> >> >> The message occurs when either a channel is deadlocked or the processing >> time to handle what a channel is doing is substantial, and things build up. >> Getting a backtrace[1] at the time it occurs will show what the system is >> actually doing and can provide insight into what is causing it. >> >> [1] >> https://wiki.asterisk.org/wiki/display/AST/Getting+a+Backtrace#GettingaBacktrace-Runningast_coredumperfordeadlocks,taskprocessorbackups,etc >> . >> >> -- >> > I ended up re-writing my code to use less Local channels and most of the > errors went away. I also noticed that my load average and CPU usage is way > down. I will open a ticket since it seems that it may be a bug that others > are experiencing. > A backtrace would still be needed for the issue, otherwise there is no way to know what exactly is going on our where things are getting held up. -- Joshua C. Colp Asterisk Technical Lead Sangoma Technologies Check us out at www.sangoma.com and www.asterisk.org
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