Monitoring Unix logs

[Andreas Ericsson]

Ian Chard wrote:
> Hi,
> 
> I'm wondering how other Nagios users use check_log to monitor their
> Unix logs.  I've got my Nagios server also acting as a central syslog
> server, so I have all messages in one place and run check_log over
> all of them.  I have a couple of questions:
> 
> - is it best to set these services up as volatile?

Yes.

> - has anyone compiled a list of "bad words" to watch for in the logs
>   of particular version of Unix?
> 

No. That would be highly individual, so there isn't much chance of any 
such one being very portable.

> Incidentally, the first thing I did was modify check_log so that it
> uses egrep instead of grep (so I can match things like "error|warning").
> 

Probably a good idea. Or you could have used check_log2.pl, which does 
pcre matching.

> Cheers
> - Ian
> 

-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Lead Developer


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