This section describes how to remove a node from a cluster. As in previous examples, the following removes the system system03 from a three-node cluster. The procedure can be done from any node remaining in the cluster or from a remote host.
To remove a node from a cluster
# hagrp -modify
service_group
SystemList -delete
system03
# hagrp -modify
cvm SystemListf -delete
system03
where service_group is the command that displays the service groups by hagrp -dep cvm
.
If an error message similar to the following is displayed by either of the above commands:
VCS:10456:Configuration must be ReadWrite. ('hagrp
-delete(0x10f)',Sysstate=RUNNING,Channel=IPM,Flags=0x0)
Repeat step 3 and the command that failed in step 4.
/etc/llthosts
on the remaining nodes of the cluster, and remove the entry corresponding to the node being removed.
/etc/gabtab
on the remaining nodes of the cluster and edit the gabconfig
command to reflect the correct and new number of nodes in the cluster.
scripts
directory, run the uninstallsfcfs
script and remove SFCFS on system03:
If you do not want to remove the Veritas Cluster Server software, enter n when prompted to uninstall VCS.
See the Veritas Cluster Server Installation Guide, on the software disc.