[Pacemaker] Failed Actions

Gregg Stock gregg at damagecontrolusa.com
Fri May 4 17:27:26 EDT 2012


My thought on including the drbd nodes in the cluster was to avoid 
having to disable the quorum and that it would help reduce the chance of 
split brain problems. But this is my first cluster so I'm going on what 
seems reasonable without any real experience.

The unordered, uncollocated  group has been bashed a bit. But it would 
seem to work.

Thanks,
Gregg

On 5/4/2012 1:01 PM, David Coulson wrote:
> Why not run two separate clusters - One for VMs, one for DRBD.
>
> You can create a group containing the resources and have the location constraint reference the group - You probably want to set the group to 'ordered=false' and 'collocated=false'. That said, if you split your environment into two clusters you don't need that anyway.
>
> David
>
>
> On May 4, 2012, at 3:57 PM, Gregg Stock wrote:
>
>> I have two drbd nodes and three nodes that run mostly virtual machines. The virtual machines can't run on the drbd nodes and drbd can't run on the visualization hosts. I have location rules and everything works fine. But I get a long list of Failed Action in the crm_mon output saying that things are not installed. This is mostly an annoyance but it does make it difficult to spot real problems because you get used to ignoring the output.
>>
>> Is there a preferred method to eliminate this?
>>
>> One other question is about the location rules. I really only have two rules but have ended up creating multiple instances of the same rule for each resource. Is there a way to consolidate the rules?
>>
>> Thanks in advance.
>>
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