On 2007-07-03T00:34:24, Lars Ellenberg <[EMAIL PROTECTED]> wrote:
> > With drbd in particular, a forced demote from primary should be
> > possible, right?
>
> yes, we could force a demote to Secondary, and fail all further IO,
> if any. it is probably slightly more involved than it sounds, however,
> since normally a secondary may be unconfigured just so, and now we'd
> have a secondary with open references to it, so it cannot go away yet.
Right.
> No, I don't see us implementing it, at least not for this reason.
> it does not help at all: the failing Filesystem-RA will cause
> Heartbeat to reboot the box even before telling DRBD anything about it...
Well, if we knew the layer underneath would handle this, one could set
the on_fail=ignore for the stop operation on the filesystem ... Though
it'd still be impossible to clean that up w/o a reboot, so I do see your
point.
Regards,
Lars
--
Teamlead Kernel, SuSE Labs, Research and Development
SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nürnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde
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