[DRBD-user] Local Asynchronous Replication

Felix Frank ff at mpexnet.de
Thu Jan 27 08:55:52 CET 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


> The naming of the drbd devices seems to be a little picky.  I'd like to
> be able to call one /dev/drbd-do-no-use or something like that, but drbd
> seems to choke on this and is fairly strict about the drbd<minor> naming
> scheme.  Oh well, not a huge deal, I'll just have to be very careful.

There's always /dev/drbd/by-res/* ...

> Understood.  I've done enough with shared storage to know that this
> would be bad.  Only the primary device will be mounted, and the
> secondary one won't be used at all.  I'll use the snapshots off the
> secondary one for restore purposes, but restores will likely be done by
> presenting the iSCSI snapshots/clones to a different system altogether
> and mounting them there.

Just to be sure about the page we're on: I believe the warning was to
*always* use snapshots/clones of the iSCSI target and never the target
itself (note that on the target side, there is no notion of
primary/secondary).

Cheers,
Felix



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