If you’ve ever migrated clusters or joined VM’s from a different cluster, I’m sure you’ve run into the bug where memory limits are set on the VM’s automatically. To remove this, simply use the powerful oneliner below! Get-VM | Get-VMResourceConfiguration | where {$_.MemLimitMB -ne ‘-1’} | Set-VMResourceConfiguration -MemLimitMB $null

List the Hostname, Cluster Name, Memory Size, CPU Sckets and CPU Cores of each ESX host using PowerCLI $myCol = @() ForEach ($Cluster in Get-Cluster) { ForEach ($vmhost in ($cluster | Get-VMHost)) { $VMView = $VMhost | Get-View $VMSummary = “” | Select HostName, ClusterName, MemorySizeGB, CPUSockets, CPUCores $VMSummary.HostName = $VMhost.Name $VMSummary.ClusterName = $Cluster.Name $VMSummary.MemorySizeGB […]