228IBM Power Systems 775 for AIX and Linux HPC Solution
3.4.1 Simplified failover procedure
This section describes the simplified failover procedure.
Disabling Primary EMS
Complete the following steps to disable the primary EMS:
1.Remove the following connections from CEC and FRAME:
a.rmhwconn cec
b.rmhwconn frame
2.Stop the following xCAT daemon and TEAL services (EMS and service nodes):
a.Linux: service xcatd stop
b.Linux: service teal stop
c.Linux: service teal_ll stop
d.AIX: stopsrc -s xcatd
e.AIX: stopsrc -s teal
f.AIX: stopsrc -s teal_ll
3.Unexport the following xCAT NFS directories:
exportfs -ua
4.Stop DB2 database:
a.su - xcatdb
b.db2 connect reset
c.db2 force applications all
d.db2 terminate
e.db2stop
f.exit
5.Unmount all shared disk ...
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