[Moabusers] moab not clearing old triggers

Lloyd Brown somewhere_or_other at byu.edu
Thu Sep 28 15:19:02 MDT 2006


Alright.  I'll do that in the future.  I just wasn't sure if it was a
bug, or some parameter I was missing.  Goodness knows I miss simple
things like that a lot.

Thanks,
Lloyd

wightman wrote:
> Lloyd,
> 
> In most cases the moabusers mailing list is for situations where fellow
> moab users can talk about policies and such.  
> 
> For bug reports and the like we recommend that customers use either the
> email address "support at clusterresources.com" or you can log into
> http://support.clusterresources.com and file a trouble ticket.
> 
> For the fastest response from Cluster Resources regarding a bug we
> recommend using the trouble ticket system.  It's easy to track emails
> back and forth and it is also the only "queue" that is regularly checked
> to verify no outstanding issues.
> 
> In regards to this issue.  We have verified the behavior and are aware
> of a fix.  However, we are running a few regressions tests on the fix to
> verify that nothing has been broken.
> 
> We will let you know when a new patch is ready.
> 
> Thanks for the bug report.
> 
> - Douglas
> 
> On Thu, 2006-09-28 at 15:05 -0600, Lloyd Brown wrote:
>> Nothing, huh?  Can someone at least verify the behavior?
>>
>> Thanks,
>> Lloyd Brown
>>
>> Lloyd Brown wrote:
>>> So, I'm using Moab to do triggers to notify when a node goes down.  The
>>> specification looks something like this in the moab.cfg:
>>>
>>>> NODECFG[DEFAULT] TRIGGER=AType=exec,Action="/opt/moab/node_down_notification.pl $OID",EType=fail,MultiFire=TRUE,RearmTime=5:00
>>> Somehow, though, whenever moab restarts, I get a bunch of the nodes with
>>> a duplicate trigger.  I mean that when I start with a clean slate,
>>> having deleted all the triggers by hand (mschedctl -d
>>> trigger:trigger_id), and I re-cycle moab (mschedctl -R), I get a
>>> "default" trigger, as well as a copy for each node, in this case, mdiag
>>> -T | wc -l shows 624 total lines.  If I then immediately re-cycle again,
>>> I get 1029 lines.  Not all the nodes seem to have duplicates, but it
>>> looks like there's some arbitrary limit on triggers that limits you to
>>> 1024 (plus 5 lines of header/footer to the mdiag -T command).  I don't
>>> have any problem staying under that limit for now, but I wanted to
>>> understand why the old copy of the triggers isn't getting deleted.  Is
>>> there some variable I can set so we don't get these duplicates any time
>>> moab re-starts?
>>>
>>> Thanks,
>>> Lloyd Brown
>>> _______________________________________________
>>> moabusers mailing list
>>> moabusers at supercluster.org
>>> http://www.supercluster.org/mailman/listinfo/moabusers
>>>
>>>
>>>
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