Design question
Michael Weiner
weinerm at ccf.org
Thu Jul 31 16:00:58 CEST 2008
On Thu, Jul 31, 2008 at 9:56 AM, Hoot, Joseph <joe.hoot at itec.suny.edu> wrote:
> I've implemented both solutions here. I ran the failover model first
> and ran it for about 2 years. Now, I run both redundantly checking but
> just without notifications on the secondary. I do this so that in the
> event that I want to check that my performance metrics (ala rrd graphs)
> are seeing the same information, I cant easily just go to my secondary
> and check what it looks like there.
>
> But yeah... read up in the documentation because there are good examples
> of setting it up either way.
>
> -----Original Message-----
> From: nagios-users-bounces at lists.sourceforge.net
> [mailto:nagios-users-bounces at lists.sourceforge.net] On Behalf Of Sean
> McAfee
> Sent: Thursday, July 31, 2008 9:50 AM
> To: Michael Weiner
> Cc: nagios-users at lists.sourceforge.net
> Subject: Re: [Nagios-users] Design question
>
> Michael Weiner wrote:
>> Just a general question to the nagios user audience out there. I have
>> a situation that dictates I run two nagios instances due to the manner
>> in which our systems are provided power. We have no true data center,
>> and as such the servers being monitored by nagios are somewhat
>> distributed throughout the campus. My design question comes from a
>> recent major power outage that not only affected a slew of servers
>> that nagios was monitoring, but nagios itself. So my thought was to
>> provide a secondary, backup, nagios server somewhere off the power
>> grid - but the issue is that I don't want duplicate notifications. I
>> would like it setup such that the second device only monitors, and
>> will only send out alerts/notifications if and only if the primary
>> nagios server is down. Has anyone designed a setup similar to this? Is
>> this thinking not logical? Is there a better mouse trap? Is there any
>> design documentation?
>>
>> Thanks in advance for your input!
>> Michael Weiner
>>
>
> Check out the documentation on Redundant and Failover Network Monitoring
>
> (http://nagios.sourceforge.net/docs/3_0/redundancy.html).
>
> Both examples will do what you want, but the underlying behavior is
> drastically different between the two so make sure you read carefully.
>
I was thinking the exact same thing - doing the redundant setup. Both
will do what i was looking for in slightly different ways.
Thanks again!!
Michael
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