[DRBD-user] Can I use File Virtual Block Device for XEN DomU ?

Florian Haas florian.haas at linbit.com
Thu Feb 10 10:00:54 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.


On 2011-02-09 19:16, mailtolouis2020-forum at yahoo.com wrote:
> Hi,
> 
> I've been searching the net how to setup XEN+DRBD to do the live
> migration. All the documents I found are telling me first to create a
> drbd partition, then install a VM on this partition using physical block
> device instead of file based block device.
> 
> Is it possible using file based block device and still achieve the live
> migration?

Yes, if you use a shared cluster file system on top of dual-Primary
DRBD, or on top of an iSCSI target exported from single-Primary DRBD.
Examples of shared cluster file systems are OCFS2 and GFS2.

Cheers,
Florian

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