[ClusterLabs] Corosync over dedicated interface?
Jehan-Guillaume de Rorthais
jgdr at dalibo.com
Wed Sep 28 12:22:06 EDT 2022
A small addendum below.
On Wed, 28 Sep 2022 11:42:53 -0400
"Kevin P. Fleming" <kevin at km6g.us> wrote:
> On Wed, Sep 28, 2022 at 11:37 AM Dave Withheld <davewithheld at hotmail.com>
> > Is it possible to get corosync to use the private network and stop trying
> > to use the LAN for cluster communications? Or am I totally off-base and am
> > missing something in my drbd/pacemaker configuration?
> Absolutely! When I setup my two-node cluster recently I did exactly
> that. If you are using 'pcs' to manage your cluster, ensure that you
> add the 'addr=' parameter during 'pcs host auth' so that Corosync and
> the layers above it will use that address for the host. Something
> $ pcs host auth cluster-node-1 addr=192.168.10.1 cluster-node-2
You can even set multiple rings so corosync can rely on both:
$ pcs host auth \
cluster-node-1 addr=192.168.10.1 addr=10.20.30.1 \
cluster-node-2 addr=192.168.10.2 addr=10.20.30.2
Then, compare (but do not edit!) your "/etc/corosync/corosync.conf" on all
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