[Pacemaker] resource status question
David Vossel
dvossel at redhat.com
Wed Jul 31 17:23:36 UTC 2013
----- Original Message -----
> From: "Matthew O'Connor" <matt at ecsorl.com>
> To: "The Pacemaker cluster resource manager" <pacemaker at oss.clusterlabs.org>
> Sent: Wednesday, July 31, 2013 12:08:11 PM
> Subject: [Pacemaker] resource status question
>
> Hi!
>
> pacemaker 1.1.10...
>
> I have an AoEtarget resource that uses a DRBD device as its backing
> store. I was testing fail-over via fencing when I discovered the
> following: When the failed node is brought back online, the AoEtarget
> resource fails its monitor, reporting "not installed." From what I can
> tell this is a result of the DRBD resource not yet being started on that
> particular node. The resource script appears to confirm this:
>
> # Does the device we are trying to export exist?
> if [ ! -e ${OCF_RESKEY_device} ]; then
> ocf_log error "${OCF_RESKEY_device} does not exist"
> return $OCF_ERR_INSTALLED
> fi
>
> Now, this error report sticks, and when I try to migrate the resource
> from its current node to the node reporting the failure, the migrate
> fails. Is this failure-to-migrate an expected behavior? I would assume
> as much, which would mean the resource agent needs to be fixed. (I'm
> actually working on that fix now - where would I submit a resource agent
> patch?)
Since the monitor failed with (not installed) it wouldn't make sense to allow the resource in question to migrate to a node we know it can't run on. That seems expected to me.
Make a pull request with your changes and submit the patches to https://github.com/ClusterLabs/resource-agents for review.
Thanks,
-- Vossel
>
> Thanks!
>
> --
> Thank you!
> Matthew O'Connor
> (GPG Key ID: 55F981C4)
>
>
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