[ClusterLabs] Antw: [Slightly OT] OCFS2 over LVM

[Ulrich Windl]

>>> Jorge Fábregas <jorge.fabregas at gmail.com> schrieb am 23.08.2015 um 20:13
in
Nachricht <55DA0D4F.1080000 at gmail.com>:
> Hi,
> 
> I'm still doing some tests on SLES 11 SP4 & I was trying to run
> "mkfs.ocfs2" against a logical volume (with all infrastructure
> ready: cLVM & DLM & o2cb) but it gives me errors while creating it.  If
> I run it against a raw device (no LVM) it works.
> 
> Then I found this from an Oracle PDF:
> 
> "It is important to note that creating OCFS2 volumes on logical volumes
> (LVM) is not supported. This is due to the fact that logical volumes are
> not cluster aware and corruption of the OCFS2 file system may occur."

Of course you need cLVM! With cLVM it definitely worked up to SP3.

> 
> Can anyone please confirm if indeed OCFS2 won't work on top of LVM as of
> today?  I found no mention of this in the HAE Guide (strange).
> 
> Thanks!
> Jorge
> 
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