[Ocfs2-users] allow only one node to mount

[Sunil Mushran]

You cannot. ocfs2 works in a fully clustered mode (write-able on
all nodes) or a local mode (like ext3). There is no active/passive mode.

Wilfredo Ocasio wrote:
> How (in heartbeat) can I specify only one node at any one time can mount OCFS2, in a active / passive 2 node configuration?
>
> -----Original Message-----
> From: ocfs2-users-bounces at oss.oracle.com [mailto:ocfs2-users-bounces at oss.oracle.com] On Behalf Of Guy
> Sent: Tuesday, October 27, 2009 10:48 AM
> To: ocfs2-users at oss.oracle.com
> Subject: [Ocfs2-users] Space not reclaimed after deletion of files.
>
> Hi,
>
> I've got two machines connecting to an ocfs2 filesystem on an iSCSI target provided by our hosting company (the iSCSI target is on an HP SAN). After a bit of usage any deleted files disappear, but checking the usage with "df" shows that space is not being reclaimed.
> I've unmounted the partition from both nodes and run "fsck.ocfs2 -fy /dev/sdb1" which found a whole lot of orphaned inodes which is apparently fixed.
> Remounting showed that the space still was not reclaimed. I did some testing to see whether the information supplied by "df" was simply incorrect, but once the partition showed as full I could not write anything more to it.
>
> After the weekend I tried to remount the full partition and had the attached kernel errors splash across the screen. I had to power cycle the server through the hosting company's interface to get it responsive again. I then had to do a mkfs.ocfs2 to be able to mount the partition without those kernel errors.
>
> OS: Ubuntu 9.04 (Jaunty)
> ocfs2: 1.5.0 (from "modinfo ocfs2")
> ocfs2-tools: 1.3.9-0ubuntu3
>
> Is there any more information I can provide that might help with this?
>
> Thanks
> Guy
>
> --
> Don't just do something...sit there!
>
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