CentOS pre-requisites :
yum -y install redhat-lsb-core echo "Red Hat Enterprise Linux Server release 6.5 (Santiago)" > /etc/redhat-release
Check pre-requisities :
<INSTDIR>/db2/linuxamd64/tsamp/prereqSAM
Install TSA MP :
<INSTDIR>/db2/linuxamd64/tsamp/installSAM
Install TSA Policy files :
<DB2DIR>/install/tsamp/db2cptsa
Configure the cluster domain from Standby node :
db2haicu
Join the Primary node to cluster : <sxh bash db2haicu </sxh>
Destroy the HA domain (on each node) :
db2haicu -delete
Rebooting one node :
chrsrc -c IBM.PeerNode CritRsrcProtMethod=5 db2stop -force stoprpnode <standby_node>