[Openais] confchg_fn, cluster membership, etc.

Mark Haverkamp markh at osdl.org
Fri Sep 10 10:23:37 PDT 2004


Steve,

I've been looking at the configuration change function and what I get
when it is called.

When I start the first aisexec, I see that I am the only node.  This
makes sense.

When I start a second aisexec, It first sees itself as the only node in
the cluster.  (Does this mean that for a short time there are two
clusters?) Then the config function gets called again and I see that the
first node joined.  The first node on the other hand sees that the
second node joined (which seems to be the correct view).  I would think
that each node should see the same view of the cluster with regard to
who is joining and who was already a member.  Is it possible to have
each node have the same idea of who has joined and who was already a
member?

For a function of the event service, I'd like to know if I'm the new
guy.  The way things are I don't think that I can know this.

Another thing that I found is that SaClmClusterNodeT data isn't
available in the confchg_fn for newly joining nodes.

Mark.

-- 
Mark Haverkamp <markh at osdl.org>




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