[ClusterLabs] Antw: Re: Antw: Re: principal questions to a two-node cluster

Simon Lawrence simon.lawrence at navaho.co.uk
Thu Apr 23 05:33:04 EDT 2015

On 23/04/15 09:32, Kai Dupke wrote:
> On 04/23/2015 08:55 AM, Ulrich Windl wrote:
>> You might even use simple check software like monit to restart failed
>> applications inside the VM.
> Or use the remote monitoring based on nagios/incinga plugins, which
> plugs nicely into the HA stack.

I tried integrating nagios plugins into a RHEL pacemaker cluster about a 
month ago. It transpired that the needed plugin-metadata rpm wasn't 
available. Without it only about two plugins from the standard plugins 
rpm appear in the list of available RAs.

>> Example 4.4. Configuring Resources for Nagios Plug-ins
>> primitive vm1 ocf:heartbeat:VirtualDomain \
>>    params hypervisor="qemu:///system" config="/etc/libvirt/qemu/vm1.xml" \
>>    [...]
>> primitive vm1-sshd nagios:check_tcp \
>>    params hostname="vm1" port="22" \1
>>    [...]
>> group vm1-and-services vm1 vm1-sshd \
>>    meta container="vm1"3
> greetings
> Kai Dupke
> Senior Product Manager
> Server Product Line

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