Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On 2/3/2011 1:09 PM, Digimer wrote: > On 02/03/2011 01:50 PM, J wrote: > > If you use clustered LVM, snapshotting is not an option. > > How you snapshot depends, to an extent, on where LVM is in relation to > your DRBD resource. That is, if it's raw partition -> DRBD -> LVM, raw > partition -> LVM -> DRBD or stacked raw -> LVM -> DRBD -> LVM. > > If you've got LVM below DRBD, then snapshotting it would, I suspect, > take a point-in-time snapshot of one side of the resource. So long as > the DRBD itself is UpToDate, this should provide you with a "drive > image" capable of restoring your DRBD resource. Alternatively, if you > use LVM on DRBD, then you can snapshot individual LVM LVs as you > normally would. > > In either case, you should not impact or effect your DRBD resource, > beyond allocating enough space for the snapshot partition (be it > node-side or space in the DRBD resource). > So, I believe the answer is no: I will not be able to mount that locally and easily. Suppose remounting the file system read only for a fast rsync is a viable fall back. J