On Tue, Apr 20, 2010 at 03:23:11PM +0200, Lars Marowsky-Bree wrote: > > > Switching the ra type is, after all, another of those changes that > > > require a full restart of the resource (and thus service down-time). > > maintenance-mode=on > > s/ocf:heartbeat:drbd/ocf:linbit:drbd/g > > # some other things that may be necessary > > maintenance-mode=off > > > > should do it, without downtime. > > No, the PE will complain about the changed hash, I'm pretty sure?
Possibly. But you can do a cleanup while maintenance mode is still on ;-) I just switched three times back and forth between ofc:heartbeat:drbd and ocf:linbit:drbd, and the Filesystem is still mounted. That is _still_, not again. > And if it _indeed_ was such a trivial change, _why_ require any user > interaction at all?! I'd give them a script, tell them how to use it, and why they should use it, and that they should use it during "off hours", just in case they or the script or the phase of the moon messes anything up and things are restarted regardless. -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com DRBD® and LINBIT® are registered trademarks of LINBIT, Austria. _______________________________________________________ Linux-HA-Dev: [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha-dev Home Page: http://linux-ha.org/
