We have a cluster with 4 hosts. All hosts are running ESX 4.1. This Cluster has HA and DRS turn on. Now, I am planning to upgrade those host from ESX 4.1 to ESXi 4.1 one by one. Do I have to turn off HA and DRS before the upgrade?
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We have a cluster with 4 hosts. All hosts are running ESX 4.1. This Cluster has HA and DRS turn on. Now, I am planning to upgrade those host from ESX 4.1 to ESXi 4.1 one by one. Do I have to turn off HA and DRS before the upgrade?