imapd dumping core due to SEGV

Gavin Gray gavin.gray at ed.ac.uk
Tue Sep 14 06:02:46 EDT 2010


Sorry for the delay getting back about this, I meant to let people know  
that the reason for this:

>> Also when this happens the cyrus master process kills all other active
>> imapd processes and restarts, is there a reason for this?
>
> I've never heard of master doing that in response to ANY child  
> behavior.  Does master log anything?

was the way we had setup SMF on Solaris to control Cyrus IMAP. One needs  
to make sure SMF is setup to ignore core dumps and child processes  
signaling death otherwise SMF will restart the entire service.

On Mon, 12 Jul 2010 18:36:59 +0100, Wesley Craig <wes at umich.edu> wrote:

> On 05 Jul 2010, at 10:56, Gavin Gray wrote:
>> Two of them have had imapd  processes crash and leave core dumps in
>> the past couple of days. Looking at the core dumps with dbx we see
>
> I'm not aware of bug fixes in those code paths.  Given how little those  
> two code paths have in common, I'd suspect memory corruption.
>
>> Also when this happens the cyrus master process kills all other active
>> imapd processes and restarts, is there a reason for this?
>
> I've never heard of master doing that in response to ANY child  
> behavior.  Does master log anything?
>
> :wes
>
>


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Gavin Gray
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