[Hcoop-discuss] Re: [Hcoop-announce] /var space problem fixed

[Chris Clearwater]

ntk at hcoop.net wrote:

>>ntk at hcoop.net writes:
>>I was going to recommend the logcheck package, but it's already
>>installed.
>>    
>>
>
>Looks useful, but not sufficient for this purpose.
>When /var is actually out of space, it's too late--mail is already being
>dropped.  We want an alert before this point (and when /var is completely
>full, the logger may not be able to write to logfiles anyway, since they
>are under /var/log).  Also if daemons crash catastrophically they may not
>log anything, and in the worst case where fyodor goes down altogether
>clearly logcheck won't do any good.  So what I propose is:
>
>1. Script on fyodor, to monitor disk space and that the proper daemons are
>running.
>2. Script on abu, to make sure that fyodor is up, and that mail and web
>daemons are actually serving mail and webpages properly (because the
>daemons may be running on fyodor, but unresponsive, or there may be
>network or DNS problems).
>
>-ntk
>  
>
I think http://www.nagios.org/ (formerly netsaint) does all of this out 
of the box. There is even a debian package for it.