[Linux-cluster] GFS 6.1.2 and RHEL4 U2

[David Teigland]

On Wed, Oct 12, 2005 at 04:28:25PM +1000, Bojan Smojver wrote:
> Quoting Bojan Smojver <bojan at rexursive.com>:
> 
> >I have a 5 node experimental cluster running RHEL4 U1 and GFS 6.1.0. I
> >upgraded one box to RHEL U2 (kernel 2.6.9-22.ELsmp) and to GFS 6.1.2.
> >When the box boots up with the new kernel and GFS, it joins the cluster
> >OK (I can see that on other members), but clvmd and fenced won't start,
> >so the system hangs.
> >
> >Did anyone else experience similar stuff? Or is this intentional (i.e.
> >is the new version of GFS/cluster binary incompatible with U1 version)?
> 
> BTW, this is what I get on the upgraded machine when I attempt to start
> fenced:
> 
> Oct 12 16:24:42 matrix1-5 kernel: SM: process_reply invalid id=0
> nodeid=3
> Oct 12 16:24:42 matrix1-5 kernel: SM: process_reply invalid id=0
> nodeid=2
> Oct 12 16:24:42 matrix1-5 kernel: SM: process_reply invalid id=0
> nodeid=4
> Oct 12 16:24:42 matrix1-5 kernel: SM: process_reply invalid id=0
> nodeid=1
> 
> Fenced never starts...

A bug fix required a minor change to the cman/sm message formats between
U1 and U2 that make the two versions incompatible, so all nodes need to be
running the U2 version.

Dave