Prerequisites for In-Place Upgrade
-
Cisco Smart PHY 22.4 supports the following upgrade paths:
Current version of Cisco Smart PHY Upgrade Path to Cisco Smart PHY 22.4 Cisco Smart PHY 22.3.1, Cisco Smart PHY 22.3, or Cisco Smart PHY 22.2.1 Direct upgrade to Cisco Smart PHY 22.4 Cisco Smart PHY 22.2 First upgrade to Cisco Smart PHY 22.2.1, then upgrade to Cisco Smart PHY 22.4 Use the Deployer tool bundled along with the software package.
Note
We highly recommend that you upgrade to the latest version of Cisco Smart PHY.
-
Ensure that the cluster configuration file (Day-0 Config File), used during installation is available.
-
Ensure that the SSH user private key for Smart PHY Cluster and Deployer VM is available.
Note
-
The SSH user private key is generated at the time of Smart PHY installation and is available in the installation folder.
-
SSH to all the cluster VMs should be possible through the cluster private key.
-
Ensure the user and group for the private key file is same as the user running the upgrade operation.
-
-
Ensure that Deployer VM admin password and all application-specific OpsCenter passwords (cee-opscenter, opshub-opscenter, and smartphy-opscenter) are available, and match with the previous deployment.
-
Ensure that a Staging environment having network connectivity with Deployer VM and Cluster VMs is available.
-
Ensure all the cluster VMs are up and running using vCenter or by checking the individual cluster.
-
Ensure that all the clocks of all the ESXi host's involved in the upgrade are synchronized.
-
Ensure that the clocks for the staging server, Deployer VM, and Cluster VM are in sync; preferably pointing to the same NTP server.
-
Ensure that the cluster does not have the following critical alerts that are related to disk usage:
-
node-disk-running-Low-24hours
-
node-disk-running-Low-2hours
-
node-disk-running-full-24hours
-
node-disk-running-full-2hours
Note
In case you see any of these alerts, contact Cisco Technical support.
-
-
Ensure that from the Staging environment, the deploy tool must have connectivity to the following resources:
-
Local DNS server
-
vCenter server
-
NTP server
-
All ESXi hosts
-