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Re: [Linux-cluster] Achieving a stable cluster with a 2.6.21 kernel


On Thu, 2008-04-10 at 14:27 -0700, Craig Johnston wrote:
> We would like to achieve a stable GFS/GFS2 cluster configuration using
> a non-Redhat distribution that is based on a 2.6.21 kernel.  Our first
> attempt was to obtain the Fedora Core 7 source rpms for the various
> components (cman, rgmanager, openais, etc.).  We were successful in
> incorporating these packages into our distribution, and creating what
> should be a working cluster configuration with multiple nodes sharing
> a set of GFS2 file systems from an iSCSI SAN.
> The problem is that it is all very unstable, takes forever to
> start-up, and locks up under even small load.  We would like to move
> to a more recent version of the cluster suite and update the kernel
> gfs2 and dlm modules for a 2.6.21 kernel.  We need to stick with
> 2.6.21 for other reasons (vendor support mostly), and we figure if it
> all can be back ported for RHEL5.1 (2.6.18) it should be doable for
> 2.6.21.  We just don't know where to start.
> Any advice on how we might proceed on this process would be greatly appreciated.
> Thanks,
> Craig
If you want to use GFS2, then try F-8, or rawhide with the most uptodate
set of packages. I would not recommend using a kernel that old for GFS2,


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