Nagios 3.0.5 problem

Morris, Patrick patrick.morris at hp.com
Thu Feb 4 08:29:16 CET 2010


Rick Mangus wrote:
> Well, I have more information to add.
>
> I found a script that was being launched at midnight to purge old data 
> from the database.  The tables being pruned are used by perfparse to 
> store perfdata and the like.  They have > 180M rows, are 30-60GB, and 
> are actively being inserted into all the while.  As I understand it, 
> they are InnoDB and should be using row (not table) locks, and really 
> should not have much trouble with concurrent inserts.  While this goes 
> on, one CPU/core is largely in iowait, but the other 7 are largely 
> idle, and we generally don't have any trouble with RAM or other 
> resource exhaustion.

Are your check results going to the same disk partition where all the 
I/O is happening?  If Nagios is stuck waiting for disk, moving them 
somewhere else may just fix your problem.

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