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In the event a host experiences and issue following the upgrade, the host configuration can quickly be restored.
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These ISOs may prevent the host from entering maintenance mode.Ī backup of all host configurations is then taken and stored in the "ConfigBackupLocation" which was specified. It then gets all hosts in the cluster to be upgraded and attempts to disconnect any ISOs which may be connected to VMs. Mutiple clusters can be specified if desired. Summary The script first gets the cluster objects which were specified. Clusters can be upgraded one at a time and the script accepts pipeline in the ClusterName paramater to upgrade multiple clusters if desired.
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