[Linux-cluster] adding a node to a cluster
jparsons at redhat.com
Thu Sep 27 18:42:42 UTC 2007
On Thu, 2007-09-27 at 11:09 -0700, John Vijoe George wrote:
> On Wed, Sep 26, 2007 at 12:57:19PM -0700, John Vijoe George wrote:
> >> 1. Why is it that I am not able to obtain the management tab even
> when I run the system-config-cluster from a machine that is already on
> the cluster?
> > You may be hitting this bug:
> > https://bugzilla.redhat.com/show_bug.cgi?id=249705. There's an
> > rpm attached to https://bugzilla.redhat.com/show_bug.cgi?id=253843
> > you may want to give a shot. Alternately, you could use conga.
> Yes. After trying the above rpm, system-config-cluster works much much
> better. Thank you very much Ryan.
> >> Since the above failed, I decided to add the corresponding node and
> fence detials manually in the cluster.conf file (and copy it to all
> the machines on cluster). Once I did that and ran the 'service cman
> start', I got an error saying that the local node name is not present
> in the cluster.conf. When I checked the conf file again, the node that
> I added disappeared after I ran cman start?
> > Make sure you bumped the cluster config version number, then run
> > 'ccs_tool update /etc/cluster/cluster.conf' on one node with the
> > updated cluster.conf file. That will propagate the updated
> > configuration to the rest of the running nodes and update the
> > configuration version number.
> I figured this late last afternoon, but appreciate you confirming the
> same for me.
BTW, my 2 cents, if you don't mind; system-config-cluster and conga both
do the incrementing for you. It is kind of a hassle to do by hand, imho,
but if gui's don't fit your environment, it is scriptable.
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