1. Create a new cluster.
2. Disconnect the hosts from existing cluster add to the newly created cluster. (
1st try to add the host which is having ha issue, if it works add other hosts)
3. Add all the host in new cluster, if Ha has configure
properly in all hosts,delete the old cluster and rename the new with old
cluster name. ==> still problem exists proceeded further.
4. Put the host ( in which HA agent is not configured ) in
maintenance mode. ( VMs should be moved to other host els need to face vm
reboot)
5. Login to the host using ssh ( enabe TSM in esxi)
6. Go to /etc/hosts and add the entry of all the host in the
cluster.
7. Run following commands to remove aam agent ( ESXi).
# services.sh stop
#
/opt/vmware/aam/VMware-aam-ha-uninstall.sh
# rm
-rf /opt/vmware/
#
services.sh start.
8. Removed - configured scratch partition
Connect
to vCenter Server or the ESXi host using the vSphere Client.
Select
the ESXi host in the inventory.
Click
the Configuration tab.
Click Storage.
Right-click a datastore and select
Browse.
Create a uniquely-named directory
for this ESX host ( Eg: localscrach)
Click Advanced Settings under
Software.
Select the ScratchConfig section.
Change the
cratchConfig.ConfiguredScratchLocation configuration option, specifying the
full path to the directory. Eg.
/vmfs/volumes/datastore1/localscrach
8. Reboot the host.
9. Add the host to the cluster ,exit maintenance mode.
10. HA will be reconfigured with out error.
