Power HA migration

powerha migration detailed document

If anyone has any problems or need any help to perform the powerha migration, you can refer to the below document, which clearly illustrates how to perform the migration.

PROCEDURE :

Prework : (atleast 2 days before the actual migration)

(1)Check current version of HACMP is up and the cluster is stable.

# odmget HACMPcluster

# lssrc –ls clstrmgrES | grep state

(2) Verify the existing cluster and correct the problem if any error found

(3) Take the mksysb backup and also the copy of the below important files

     Save a copy of these files:

         /.rhosts

        /etc/hosts

          /etc/exports

        /etc/inittab

    Save a copy of these files

          /usr/es/sbin/cluster/netmon.cf

          /usr/es/sbin/cluster/etc/exports

          /usr/es/sbin/cluster/etc/rhosts

        /tmp/hacmp.log