[clue] Downtime.

Quentin Hartman qhartman at gmail.com
Fri Sep 5 12:52:44 MDT 2014


Since we're on the topic of nagios, if you are working on learning Chef
and/or nagios, the community nagios cookbook makes a good case study. It
illustrates not only the vagaries of getting nagios configured, but also
some interesting Chef features.


On Fri, Sep 5, 2014 at 11:05 AM, Mike Nolte <obiwanmikenolte at gmail.com>
wrote:

> Hahaha word, Mr. Fedde.  Nagios is awesome at what it does, but the
> configuration is pretty daunting.  The default installation comes with a
> ton of examples which, while ultimately edifying, make it pretty hard to
> figure out where to start.  Nagios is necessarily very flexible, but that
> flexibility also leads to all kinds of bizarre configurations and
> functionality.  If you've ever looked at an unfamiliar Nagios installation,
> you've almost definitely wondered what drug addict set it up, and I'm sure
> that anyone who looks at mine thinks the same.
>
> It would have been really nice to have had a minimal configuration, so I
> made one for CentOS that check's cluedenver.org for 'Who is CLUE?' every
> 15 and e-mails Dave if it can't find the string (after retrying and failing
> 1 minute later).  It's here <http://noltechinc.com/files/nagios-cfg.tgz>.
>  Dave, you can thank me later, when everyone on this list adds this
> configuration to a server, forgets about it, and bombards you when the
> site's down.
>
> Another great thing to have known about when I first started using Nagios
> is "nagios -v /etc/nagios/nagios.cfg".  It has extremely useful error
> messages, including that the permissions are wrong on the attached
> configuration (chown -R root:nagios /etc/nagios/objects && service nagios
> restart).
>
>
> On Thu, Sep 4, 2014 at 8:29 PM, Chris Fedde <chris at fedde.us> wrote:
>
>> What the world needs is a monitoring system that is built out of a bunch
>> of simple scripts that is not nagios.
>>
>>
>>
>> On Thu, Sep 4, 2014 at 12:16 PM, Philipp Giddings <
>> webmaster at continentalbook.com> wrote:
>>
>>> free monitoring service send email on failure
>>> http://www.internetseer.com/home/index.xtp;jsessionid=alcKUaiKFIGf
>>> On 9/4/2014 12:07 PM, David L. Anselmi wrote:
>>> > Mike Nolte wrote:
>>> >> It seems like you'd want something that checked the page from outside.
>>> > Yes, obviously.  "my server" is not the "clue server".  But I didn't
>>> say that clearly enough.
>>> >
>>> >> If you're interested, the simple check that I usually use to check
>>> sites
>>> >> looks like this (Nagios is CRITICAL on exit 2, OK on exit 0):
>>> > Yeah, so I don't care about content changing, only if the site doesn't
>>> answer.  So
>>> >
>>> > curl cluedenver.org > /dev/null || mail -s "CLUE is down" ...
>>> >
>>> > in cron is probably all I need.
>>> >
>>> > Dave
>>> > _______________________________________________
>>> > clue mailing list: clue at cluedenver.org
>>> > For information, account preferences, or to unsubscribe see:
>>> > http://cluedenver.org/mailman/listinfo/clue
>>> >
>>>
>>> _______________________________________________
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>>>
>>
>>
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>>
>
>
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>
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