Manager (VUM) is the preferred method of upgrading and patching vSphere. Fortunately,
for PowerShell users, PowerCLI supports performing the functions of VUM.
straight forward process which is shown
on 4sysps here by Jim Jones. Using PowerCLI, I will show you how to update
a single ESXi host and an entire cluster. Please note I am using PowerShell
v5.1, PowerCLI v6.3 and vSphere v6 in these examples.
can “attach” to a template, virtual machine, ESXi host, cluster, data center, folder,
or VApp. After a baseline is attached to one of these entities you can scan to
see if it is in compliance, meaning if it is missing any patches that apply to
it in the baseline. Below you can see how to retrieve compliance information
about a host with the Get-Compliance cmdlet.
Host Patches (Predefined)’
baseline exclusively. This is a built-in baseline that will include any
critical patch for your ESXi hosts.