[Pacemaker] external/ssh stonith and repeated reboots

Dejan Muhamedagic dejanmm at fastmail.fm
Tue Oct 23 10:46:14 EDT 2012


On Tue, Oct 16, 2012 at 03:00:08PM +1100, Andrew Beekhof wrote:
> On Sun, Oct 14, 2012 at 5:04 PM, James Harper
> <james.harper at bendigoit.com.au> wrote:
> > I'm using external/ssh in my test cluster (a bunch of vm's), and for some reason the cluster has tried to terminate it but failed, like:
> Try fence_xvm instead.  Its actually reliable.
> You'd need the fence-virtd on the host and guests package and I've had
> plenty of success with the following as the config file on the host.
> Make sure key_file exists everywhere, start fence-virtd and test with
> "fence_xvm -o list" on the guest(s)

There's also external/libvirt which should do fine.

> ssh based fencing isn't just "not for production" its a flat out terrible idea.
> With much handwaving it is barely usable even for testing as it
> requires the target to be alive, reachable and behaving.




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