[asterisk-users] Asterisk-cpu utilization > 60 %

[Tzafrir Cohen]

On Sun, May 15, 2011 at 08:24:08AM +0200, Leandro Dardini wrote:
> 2011/5/15 RSCL Mumbai <rscl.mumbai at gmail.com>
> 
> >
> > On Sat, May 14, 2011 at 11:43 AM, Leandro Dardini <ldardini at gmail.com>wrote:
> >
> >> Check if someone is brute forcing your asterisk accounts. It used to
> >> happen to me before I install fail2ban. You can easily check the "full" log
> >> of asterisk or with just a "tcpdump -i any -n port 5060 or port 4569".
> >>
> >> Thx for the tcpdump command.
> > Checked, all looks good.
> > Packets coming from trusted domains only.
> >
> > What should be the next step ?
> >
> > Thx
> > Sans
> >
> >
> Have you tried to restart asterisk?
> 
> As last chance, install strace and check what is asterisk doing. Get the pid
> (PID) of the running asterisk and run:
> 
> strace -p PID -f -F &> /tmp/strace.log

Not exactly. Asterisk is multi-threaded. strae traces a specific thread.

To see the most active thread, press 'H' (shift-h) in top. Wait for the
display to refresh at least twice (on the first time it won't make
sense) and now check to see which is the top thread.

-- 
               Tzafrir Cohen
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