So does the o2cb_ctl command touch the ocfs2 filesystem superblock and increase the node slot value in this example?
>>From >> http://oss.oracle.com/projects/ocfs2/dist/documentation/ocfs2_faq.html > > 19 - How do I add a new node to an online cluster? > You can use the console to add a new node. However, you will need to > explicitly add the new node on all the online nodes. That is, adding on > one node and propagating to the other nodes is not sufficient. If the > operation fails, it will most likely be due to bug#741 > <http://oss.oracle.com/bugzilla/show_bug.cgi?id=741>. In that case, you > can use the o2cb_ctl utility on all online nodes as follows: > > # o2cb_ctl -C -i -n NODENAME -t node -a number=NODENUM -a > ip_address=IPADDR -a ip_port=IPPORT -a cluster=CLUSTERNAME > > Ensure the node is added both in /etc/ocfs2/cluster.conf and in > /config/cluster/CLUSTERNAME/node on all online nodes. You can then > simply copy the cluster.conf to the new (still offline) node as well as > other offline nodes. At the end, ensure that cluster.conf is consistent > on all the nodes. > > 20 - How do I add a new node to an offline cluster? > > You can either use the console or use o2cb_ctl or simply hand edit > cluster.conf. Then either use the console to propagate it to all nodes > or hand copy using scp or any other tool. The o2cb_ctl command to do the > same is: > > # o2cb_ctl -C -n NODENAME -t node -a number=NODENUM -a > ip_address=IPADDR -a ip_port=IPPORT -a cluster=CLUSTERNAME > > Notice the "-i" argument is not required as the cluster is not online. > > > Regards, > > Marcos Eduardo Matsunaga > > Oracle USA > Linux Engineering > > > > > > Tim Lank wrote: >> We have a test 10gR2 RAC cluster using ocfs2 filesystems for the >> Clusterware files and the Database files. >> >> We need to increase the node slots to accomodate new RAC nodes. Is it >> true that we will need to umount these filesystems for the upgrade (i.e. >> Database and Clusterware also)? >> >> We are planning to use the following command format to perform the node >> slot increase: >> >> # tunefs.ocfs2 �N 3 /dev/mapper/mpath1p1 >> >> _______________________________________________ >> Ocfs2-users mailing list >> [email protected] >> http://oss.oracle.com/mailman/listinfo/ocfs2-users >> > _______________________________________________ Ocfs2-users mailing list [email protected] http://oss.oracle.com/mailman/listinfo/ocfs2-users
