[DRBD-user] Problem mounting lvm snapshot
lew at pt.net
Thu Oct 28 05:48:36 CEST 2010
> I don't see why a backup on the secondary node would not work
> as long as the
> volume you're snapshotting is underneath DRBD. In fact, I've
> done just that.
> The data is there after all. Only problem is, that it's in an
> unknown state.
> There may be writes in progress. But if your applications can
> reliably cope
> with this (like e.g. a good database should), it's certainly
> an option.
Yeah, I figured it's no worse than recovering after a power failure. When
the snapshot gets mounted, it will do the normal filesystem recovery.
We contemplated using a "real" shared filesystem in dual-primary mode, but
I assume that the shared filesystems don't perform as well... just a
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