A super quick post about an issue you’re only really likely to see the first time you use PowerCLI on a system. If youre vCenter is using a certificate that’s not trusted by your device you will see the error: “The SSL Connection could not be established, see inner exception” Fortunately, it’s a quick fix
Here is a short script that will list all VMs that have Swapped & Ballooned Memory, it can be useful for tracking down VMs experiencing performance issues on clusters running into contention issues get-vm | select name, @{N=’MemoryMB’;E={$_.MemoryMB}}, @{N=’SwappedMemory’;E={$_.ExtensionData.Summary.QuickStats.SwappedMemory}}, @{N=’Ballooned’;E={$_.ExtensionData.Summary.QuickStats.BalloonedMemory}} | Where {$_.SwappedMemory -ne “0” -or $_.Ballooned -ne “0”} | ft
Useful commands you can run to gather vSAN & Storage related information for troubleshooting uptime vmware -vl esxcli vsan cluster get esxcli vsan health cluster list esxcli vsan health cluster get -t=”Overall disks health” esxcli vsan storage list esxcli storage core device list esxcli storage core device stats get Much of this is useful to
