Nagios Cluster with Load Balancing and High Availability

[Aravind M D]

Quoting Andreas Ericsson <ae at op5.se>:
>> On 12/14/2011 07:19 AM, Aravind M D wrote:
>   >> Quoting Andreas Ericsson <ae at op5.se>:
>   >>>> On 08/26/2011 11:05 AM, Aravind M D wrote:
>   >>> >> Hi
>   >>> >>
>   >>> >> I need to configure two physical servers as active-active  
> cluster and
>   >>> >> configure Loadbalancing with High availabiltiy for Nagios.
>   >>> >>
>   >>> >> Can somebody help me how to achieve this.
>   >>> >>
>   >>> >> I have checked some of loadbalancing modules like mod_gearmen,
>   >>> merlin and
>   >>> >> DNX. If any one knows about the difference between these modules
>   >>> please let
>   >>> >> me know.
>   >>> >>
>   >>> >
>   >>> > If you want loadbalancing with takeover capabilities, Merlin  
> is your only
>   >>> > choice. The other two rely on a single Nagios instance to do
>   >>> scheduling and
>   >>> > notifications. If that instance crashes, mod_gearman and DNX
>   >>> can't help you
>   >>> > get any info at all.
>   >>> >
>   >>> > It might be possible to couple them so that mod_gearman and  
> Merlin work
>   >>> > together, but you'd be entering unknown territory with that mix
>   >>> and I would
>   >>> > be quite surprised if it worked completely without problems the
>   >>> first time
>   >>> > you try it.
>   >>> >
>   >>>
>   >> I like to use merlin for laodbalancing and high availability  
> Nagios setup.
>   >> I have checked the Merlin webpage i can see last release was on  
> 2010-06-18
>   >> after that no new releases. But when i checked the git repository i can
>   >> see latest version is v1.1.12 whether i can use this version for
>   >> producation environment if so how can i get this version.
>   >>
>   >
>   > Our marketing people are ridiculously slow in updating stuff that doesn't
>   > shine, blink, make noises or do all of the above. I'll bash them over the
>   > head a bit.
>   >
>   > http://git.op5.org/git/ has instructions on how to use git to  
> clone a repo
>   > from our public git repositories.
>   >
>   > From http://git.op5.org/git/?p=nagios/merlin.git;a=summary you click any
>   > of the snapshot links to get a tarball containing the desired version of
>   > Merlin. Using latest tagged version is usually recommended. As of this
>   > writing, that's 1.1.13-beta1.
>   >
>   > --
>   > Andreas Ericsson                   andreas.ericsson at op5.se
>   > OP5 AB                             www.op5.se[1]
>   > Tel: +46 8-230225                  Fax: +46 8-230231
>   >
>   > Considering the successes of the wars on alcohol, poverty, drugs and
>   > terror, I think we should give some serious thought to declaring war
>   > on peace.
Thanks Andreas




Links:
------
[1] http://www.op5.se
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