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Chapter 9. Upgrading CloudPlatform to the Latest Version
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7. Cancel the maintenance mode on the master host.
8. Reconnect the XenServer cluster to CloudPlatform.
a. Log in to the CloudPlatform UI as root.
b. Navigate to the XenServer cluster, and click Actions – Manage.
c. Watch the status to see that all the hosts come up.
9. Upgrade the slave hosts in the cluster:
a. Put a slave host into maintenance mode.
Wait until all the VMs are migrated to other hosts.
b. Upgrade the XenServer software on the slave.
c. Cancel maintenance mode for the slave.
d. Repeat steps a through c for each slave host in the XenServer pool.
10. You might need to change the OS type settings for VMs running on the upgraded hosts, if any of
the following apply:
• If you upgraded from XenServer 5.6 GA to XenServer 5.6 SP2, change any VMs that have the
OS type CentOS 5.5 (32-bit), Oracle Enterprise Linux 5.5 (32-bit), or Red Hat Enterprise Linux
5.5 (32-bit) to Other Linux (32-bit). Change any VMs that have the 64-bit versions of these same
OS types to Other Linux (64-bit).
• If you upgraded from XenServer 5.6 SP2 to XenServer 6.0.2 or higher, change any VMs that
have the OS type CentOS 5.6 (32-bit), CentOS 5.7 (32-bit), Oracle Enterprise Linux 5.6 (32-
bit), Oracle Enterprise Linux 5.7 (32-bit), Red Hat Enterprise Linux 5.6 (32-bit) , or Red Hat
Enterprise Linux 5.7 (32-bit) to Other Linux (32-bit). Change any VMs that have the 64-bit
versions of these same OS types to Other Linux (64-bit).
• If you upgraded from XenServer 5.6 to XenServer 6.0.2 or higher, do all of the above.
9.16.2. Applying Hotfixes to a XenServer Cluster
1. Edit the file /etc/cloudstack/management/environment.properties and add the following line:
manage.xenserver.pool.master=false
2. Restart the Management Server to put the new setting into effect.
# service cloudstack-management restart
3. Find the host name of the master host in your XenServer cluster (pool):
a. Run the following command on any host in the pool, and make a note of the host-uuid of the
master host:
# xe pool-list