Setting up CTDB on OCFS2 and VMs ...

[Ralph Böhme]

On Thu, Jan 01, 2015 at 06:51:21PM +0000, Rowland Penny wrote:
> 5. Configure corosync
> 
> nano /etc/corosync/corosync.conf
> 
> Make sure that bindnetaddr is defined and points to your private
> interface. I set it to 192.168.1.0
> 
> # Copy the file to the other node.
> scp /etc/corosync/corosync.conf root at 192.168.0.7:/etc/corosync/
> 
> # ON BOTH NODES
> service pacemaker stop  # Stop these in case they were running
> service corosync stop # Same here
> 
> nano /etc/default/corosync
> Change:
> START=no
> 
> To:
> 
> START=yes
> 
> # now start the cluster
> service corosync start
> 
> # Also start it on the other node(s).
> 
> # Now check the status:
> root at cluster1:~# crm_mon -1
> ============
> Last updated: Mon Dec 15 10:46:20 2014
> Last change: Mon Dec 15 10:44:18 2014 via crmd on cluster1
> Stack: openais
> Current DC: cluster1 - partition with quorum
> Version: 1.1.7-ee0730e13d124c3d58f00016c3376a1de5323cff
> 2 Nodes configured, 2 expected votes
> 0 Resources configured.
> ============
> 
> Online: [ cluster1 cluster2 ]
> 
> If you do not see all the other nodes online, then you have to debug
> the problem.
> 
> 6. Configure the Oracle cluster
> 
> dpkg-reconfigure ocfs2-tools
> Configuring ocfs2-tools
> # Would you like to start an OCFS2 cluster (O2CB) at boot time?
> #
> # <Yes>
> #
> # Name of the cluster to start at boot time:
> #
> # ctdbdemo
> 
> # Create the ocfs2 cluster conf file
> o2cb_ctl -C -n ctdbdemo -t cluster
> o2cb_ctl -C -n cluster1 -t node -a number=1 -a
> ip_address=192.168.1.10 -a ip_port=7777 -a cluster=ctdbdemo
> o2cb_ctl -C -n cluster2 -t node -a number=2 -a
> ip_address=192.168.1.11 -a ip_port=7777 -a cluster=ctdbdemo
> 
> # ON BOTH NODES
> service corosync stop
> 
> # Copy files to the other node.
> scp /etc/default/o2cb  root at 192.168.0.7:/etc/default/
> scp /etc/ocfs2/cluster.conf  root at 192.168.0.7:/etc/ocfs2/
> 
> service o2cb start
> service corosync start

looks like you're not configuring the DLM service. I thing I posted
these two links before, here they are again, just in case:
<http://blog.clusterlabs.org/blog/2012/pacemaker-and-cluster-filesystems/>
<http://www.hastexo.com/resources/hints-and-kinks/ocfs2-pacemaker-debianubuntu>

-Ralph