Bug#471460: asterisk: 100% CPU usage spikes

[Ben Thompson]

On Tue, Mar 18, 2008 at 02:21:49PM +0200, Tzafrir Cohen wrote:
> On Tue, Mar 18, 2008 at 11:57:09AM +0000, Ben Thompson wrote:
> > Package: asterisk
> > Version: 1:1.4.17~dfsg-2+b1
> > Severity: important
> > 
> > 
> > Hi
> > 
> > I recenlty upgraded my asterisk system from etch to lenny and I am now experiencing
> > a problem where the system will periodically hang for a few seconds then recover.
> > I can't see anything unusual from the CLI, all that happens is asterisk will randomly
> > start to comsume 100% of the CPU and after around 10 seconds will return to normal.
> > When it happens I usually see a number of "peer unreachable" messages, but that's about it.
> > I am running out of time to debug this as my users need a stable system so I should really
> > be reverting back to etch, but if there is anything I can do to debug this in the next day or so,
> > let me know what to do and I will try it.
> 
> Is this related to some DNS problems?
> 
> Are those peers IAX or SIP peers?
> 
> 
> The first thing to debug this would be more aggressive logging and more
> verbose / debug, I guess. Enable the "full" log and use: 
> 
>   asterisk -rvvvvvddddd
> 
> to enable some more messages to be generated.

Hi Tzafrir

I have sent my logs to your email address as I did not want to post
all my logs on the bug tracking system. I hope this helps as I have now
reverted back to etch.

Thanks

Ben Thompson