Veritas Storage Foundation 5.1 SP1 for Oracle RAC Administrator"s Guide (5900-1512, April 2011)

Table 1-3
CP server deployment and migration scenarios (continued)
Action requiredSF Oracle RAC
cluster
CP serverScenario
On the designated CP server, prepare to configure the new
CP server manually.
See the Veritas Storage Foundation for Oracle RAC
Installation and Configuration Guide for the procedures.
On a node in the SF Oracle RAC cluster, run the vxfenswap
command to move to replace the CP server:
See “Replacing coordination points for server-based fencing
in an online cluster” on page 143.
Existing SF
Oracle RAC
cluster using CP
server as
coordination
point
Operational CP
server
Replace the
coordination point
from an existing
CP server to an
operational CP
server
coordination point
Note: Migrating from fencing in disabled mode to
customized mode incurs application downtime on the SF
Oracle RAC cluster.
On the designated CP server, perform the following
tasks:
1
Prepare to configure the new CP server.
2
Configure the new CP server
3
Prepare the new CP server for use by the SF Oracle
RAC cluster
See the Veritas Storage Foundation for Oracle RAC
Installation and Configuration Guide for the procedures.
On the SF Oracle RAC cluster nodes, perform the
following:
1
Stop all applications, VCS, and fencing on the SF
Oracle RAC cluster.
2
To stop VCS, use the following command (to be run
on all the SF Oracle RAC cluster nodes):
# hastop -local
3
Stop fencing using the following command:
# /sbin/init.d/vxfen stop
4
Reconfigure I/O fencing on the SF Oracle RAC cluster.
See the Veritas Storage Foundation for Oracle RAC
Installation and Configuration Guide for the
procedures.
Existing SF
Oracle RAC
cluster with
fencing
configured in
disabled mode
New CP serverEnabling fencing
in a SF Oracle RAC
cluster with a new
CP server
coordination point
57Overview of Veritas Storage Foundation for Oracle RAC
About preventing data corruption with I/O fencing