>>>>> On Fri, 02 Sep 2011 10:19:40 -0400, Thomas Lohman said:
> 
> Hi,
> 
> We've been seeing our Bacula Storage Daemon die with a segmentation 
> fault when a client can't be reached for backup.  We have two servers 
> and have observed this behavior on both of them.  Some searching has 
> revealed that others seem to have (or had) this same issue.
> 
> https://bugs.launchpad.net/ubuntu/+source/bacula/+bug/622742

That looks similar to some existing bacula bug reports:

http://bugs.bacula.org/view.php?id=1568
http://bugs.bacula.org/view.php?id=1343


> The behavior is not consistent i.e. sometimes it continues on working 
> normally if a client can't be contacted but eventually it'll snag on one 
> and die.  In addition, I've now had one of our storage daemons running 
> in the foreground with debugging set to the max and of course, that one 
> has now gone two days without seg faulting even though there have been 
> half a dozen non-responsive clients.
> 
> We're currently running 5.0.3 built from source for both clients and 
> servers.  I'm wondering if anyone else here has experienced this problem 
> and/or has any pointers to a work around.  While things can be set up to 
> automatically restart the storage daemon if it dies, the main problem is 
> that any backups Bacula was in the middle of doing end with an error and 
> have to be manually rescheduled/run or just wait until the next time 
> their job comes up to run.

I suggest you run the storage daemon under gdb and get a backtrace from the
seg fault as described here:

http://www.bacula.org/5.0.x-manuals/en/problems/problems/What_Do_When_Bacula.html#SECTION00640000000000000000

__Martin

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