[Ocfs2-devel] FYI: RedHat open-sourced GFS/DLM/cluster stuff
last week
Wim Coekaerts
wim.coekaerts at oracle.com
Fri Jul 2 15:37:45 CDT 2004
oh - it does not change our commitment to ocfs btw. we're not going to
drop ours or reduce efforts on it. just fyi :)
On Fri, Jul 02, 2004 at 02:25:34PM -0700, Cahill, Ben M wrote:
> Hi all,
>
> If you haven't heard about it already, I thought folks on the list might
> be interested to know that RH open-sourced (GPL) a whole bunch of stuff
> that had been Sistina's commercial software offering for shared/cluster
> filesystem (GFS) and related support.
>
> The biggest surprise for me was that it includes a "redesigned from the
> ground up" distributed lock manager (DLM) modeled after the same
> VaxCluster/VMS DLM that inspired OpenDLM. It also includes the g-lock
> layer that I was talking about a week or two ago, so you can plug in
> different lock managers and perform operations at specific times during
> the lifetime of a specific lock type.
>
> There's some good reading about the whole GFS/DLM/cluster thing at:
>
> http://people.redhat.com/~teigland/sca.pdf
>
> The cluster project page:
>
> http://sources.redhat.com/cluster/
>
> And the specific GFS project page:
>
> http://sources.redhat.com/cluster/gfs/
>
> CVS in the project pages contains stuff for 2.6.7. Source for 2.4 GFS
> is at:
>
> ftp://ftp.redhat.com/pub/redhat/linux/enterprise/3/en/RHGFS/i386/SRPMS/
>
> although I haven't been successful in accessing that, yet. Daniel
> Phillips (RedHat) said that doesn't contain the latest goodies
> (including DLM IIRC).
>
> -- Ben --
>
> Opinions are mine, not Intel's
>
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