[asterisk-dev] Suspected deadlocks in Asterisk 1.8 under heavy load

Gunnar Schaller linux at nowin.de
Wed Aug 17 02:14:52 CDT 2011


Hello Kevin,

> Matt Nicholson committed a change to the 1.8, 10 and trunk branches 
> today to solve a significant performance issue caused by the change to 
> chan_sip to return the SIP hangup cause to the 'master' channel. His 
> change made that behavior optional, even though it was already released 
> in 1.8, because of the performance impact it has. We had another 
> customer report a similar set of symptoms.

Can you explain a bit more the behaviour with 'storesipcause' to
'off'? Is the sip cause getting lost after a call so I cannot access
it on hangup? Any effects on CDR?
Would be fine to have a jira link.

Regards,
Gunnar




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