Chapter 6. Coexistence, migration, and integration 141
– Go through the other preparation steps and network boot the nodes.
Because we are migrating only two nodes of the four we have on the
switch, we have to check which node is the primary and primary backup
for the switch. It is possible to change them by running the
Eprimary “node
number1” -backup “node number2”
and Estart commands. Fence the
nodes from the switch using the
Efence command.
– Stop and network boot nodes 9 and 13.
– The AIX migration did not start on node 13, because we lost hdisk1 from
rootvg. To continue, we opened a read/write
s1term and set the migration
configuration to use the remaining disk for the AIX install. The SDR has
the data about the volume group informat