Re: Re: Log Monitoring Recomendation

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Ugo Bellavance wrote:
> Bill Campbell wrote:
>> On Tue, Jan 08, 2008, Ugo Bellavance wrote:
>>> Joseph L. Casale wrote:
>>>> Given my experience in Linux is limited currently, what do you guys
>>>> use to monitor logs such as ?messages? on your centos servers? I had
>>>> a hardware failure that happened in between me manually looking (of
>>>> course?). I would hope it might have a some features to email
>>>> critical issues etc?
>>> logwatch is a good start.
>>>
>>> Get the latest version from www.logwatch.org.  Runs automatically
>>> daily and sends output to root.
>>
>> Isn't logwatch standard in CentOS installations?
> 
> Yes, but an outdated version.
> 
>> Swatch monitors one or more log files in real time, with options
>> to report events immediately, or after some number of repeations
>> in a specified time period (e.g. report immediately if a network
>> interface goes into permiscuous mode, but only report something
>> else if there are ``n'' occurrences within a minute).
>>
>> I've attached the swatchrc configuration file from this machine
>> which has several examples.
> 
> Thanks, I tried it once, but got swamped with e-mails.  I'll give it
> another try.  Is it good with big log files?  I tried the check_log
> plugin for nagios, but it generated way too much I/O and timed out most
> of the time.
> 

I don't know if this was fixed, but it concatenates many log files
before passing them to individual parsers. so you'd better move
processed log files to a place where it doesn't find them...
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