[Ocfs2-users] OCFS2 and Snapshots

Alexei_Roudnev Alexei_Roudnev at exigengroup.com
Thu Jul 20 11:29:29 CDT 2006


Are you sure, that your snapshort/mirroring software can work on the cluster
(shared disks)? I do not know such tools, except parts of Poliserver file
system and (possible, with serious limitation) Veritas Volume Manager.

OCFSv2 is new and not matured by itself; don't add extra instability into
it.


----- Original Message ----- 
From: "Andre Brinkmann" <brinkman at hni.upb.de>
To: <ocfs2-users at oss.oracle.com>
Sent: Thursday, July 20, 2006 8:39 AM
Subject: [Ocfs2-users] OCFS2 and Snapshots


Hello,

I am trying to couple OCFS2 with a storage virtualization environment to
use features like mirroring and snapshots. Unfortunately it seems to be
impossible for ocfs2console (and for mount.ocfs2) to distinguish between
the original volume and its snapshot and ocffs2 stops the mount-process
with the following messages:

Jul 20 17:23:54 sinalco kernel: (5028,1):ocfs2_initialize_super:1395
max_slots for this device: 4
Jul 20 17:23:54 sinalco kernel: (5028,0):ocfs2_fill_super:642 ERROR:
Unable to create per-mount debugfs root.

Is it possible too change the uuid and other relevant parameters?

Best Regards

André

-- 
-------------------------------------
Dr.-Ing. André Brinkmann

Heinz Nixdorf Institute
University of Paderborn
Fürstenallee 11
33102 Paderborn

Germany
-------------------------------------
Email:   brinkman at hni.upb.de
Phone:   +49-5251-60 63 42
Fax:     +49-5251-60 63 51
-------------------------------------


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