[ClusterLabs] Two Node NFS doesn't failover with hardware glitches

Kristoffer Grönlund kgronlund at suse.com
Wed Apr 8 02:15:23 EDT 2015

Erich Prinz <erich at live2sync.com> writes:

>> On Apr 7, 2015, at 13:01, Kristoffer Grönlund <kgronlund at suse.com> wrote:
> Thanks Kristoffer.
> I certainly understand the death match - funny cartoon to drive the point home.
> The underlying question then is: how to implement a non-power fence to force the node to release? Or is that even possible?

There are basically two fencing options that I am aware of: 1) Some kind of
hardware fencing device like iLO or iDRAC, or 2) SBD which uses shared
storage to prevent split-brain: https://github.com/l-mb/sbd

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// Kristoffer Grönlund
// kgronlund at suse.com

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