On 2012-09-11T08:26:28, David Morton <davidmorto...@gmail.com> wrote:
> So if we do not use clustered VG's will any changes made to a shared disk
> (non clustered filesystem) be visible to all cluster nodes ? Or does
> activating the VG resource effectively 'refresh' the LVM layout prior to
> any filesystem actions taking place in the event of a failover ?
>
> We will have one OCFS2 volume so DLM and cLVM are requirements there either
> way.
Ah, OK, if you use OCFS2, you can of course use DLM/cLVM2 directly.
In the case I was thinking of - pure fail-over - activating the VG on a
node would refresh the data from disk, yes.
Regards,
Lars
--
Architect Storage/HA
SUSE LINUX Products GmbH, GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer, HRB
21284 (AG Nürnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde
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