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====== Powercli misc commands ======

Converted to PowerCLI that looks like:

Get-VMHost | Set-VMHostAdvancedConfiguration -Name LVM.EnableResignature -Value 1
Get-VMHost | Get-VMHostStorage -RescanAllHBA -RescanAllVMFS
Get-VMHost | Set-VMHostAdvancedConfiguration -Name LVM.EnableResignature -Value 0



https://communities.vmware.com/t5/VMware-PowerCLI-Discussions/Assign-a-new-signature-via-Powercli/td-p/1852376

https://communities.vmware.com/t5/VMware-PowerCLI-Discussions/Resignature-a-VMFS-Datastore-Copy/m-p/462238

https://communities.vmware.com/t5/VMware-PowerCLI-Discussions/Creating-datastore-from-mounted-VMFS-Disk-LUN-producing/td-p/1263946

https://github.com/voletri/PowerCLI-1/blob/master/Attach-SCSILun.ps1


Get-VMhost | Select -first 1

===== get_vm_list.ps1 =====

<cli prompt='>'>
PS /inventory/scripts> cat ./get_vm_list.ps1
#!/usr/bin/pwsh

$VMvCenterName = 'vcenterprod.test.lu'
$VMvCenterUser = 'user_RO'
$VMvCenterPass = 'ThisIsavceneter01'


###
###     Connect to vCenter
###

Set-PowerCLIConfiguration -InvalidCertificateAction Ignore -WarningAction SilentlyContinue -ParticipateInCeip $false -DisplayDeprecationWarnings $false -confirm:$false
$VCSession = Connect-VIServer -Server $VMvCenterName -User $VMvCenterUser -Password $VMvCenterPass

Get-VM | Select Name,PowerState,@{Name=’Cluster’;Expression={$_.VMHost.Parent}},NumCpu,MemoryGB,CreateDate,@{N="Configured_OS";E={$_.ExtensionData.Config.GuestFullname}},@{N="Running_OS";E={$_.Guest.OsFullName}},@{N = "IPAdress"; E = {$_.Guest.IpAddress}} | export-csv /inventory/list_vm.csv

Write-Host "##### Collect Vcenter Finished"

###
###     Disconnect from vCenter
###

Disconnect-VIServer -Server $VMvCenterName -Confirm:$false

exit $RC
</cli>
<cli prompt='>'>
PS /inventory/scripts> cat /inventory/list_vm.csv
"Name","PowerState","Cluster","NumCpu","MemoryGB","CreateDate","Configured_OS","Running_OS","IPAdress"
"Win1100","PoweredOn","WIN","4","16","10/10/2025 09:01:16","Microsoft Windows 11 (64-bit)",,""
"deb001","PoweredOn","LNX","1","2","01/01/1970 00:00:00","Debian GNU/Linux 10 (64-bit)","Debian GNU/Linux 9 (64-bit)","10.10.10.10 fe80::223:56ff:fe9a:a535"
</cli>


===== get ALL VM snapshots =====

<cli prompt='>'>
PS /usr/cmd/fcm/old> get-vm | Get-Snapshot | select vm, name, description, created, sizegb

VM          : TEST01
Name        : Originale
Description : EIF - 16/03/2018
              Before vmware tools downgrade

Created     : 3/16/2018 1:14:53 PM
SizeGB      : 0.0000290209427475929260253906
...
</cli>

===== List VMFS =====

<cli prompt='>'>
PS /usr/cmd/fcm/old> $esxcli = Get-EsxCli -VMhost $myhost  -V2
PS /usr/cmd/fcm/old> $esxcli.storage.filesystem.list.Invoke()

Free       : 46794088448
MountPoint : /vmfs/volumes/xxxxxxx-8bcefe5c
Mounted    : true
Size       : 356072996864
Type       : NFS
UUID       : xxxxxxx-8bcefe5c
VolumeName : DataStore1

Free       : 9521070080
MountPoint : /vmfs/volumes/5e15fd7b-xxxxxxx-03d5-3863bb3ec358
Mounted    : true
Size       : 15837691904
Type       : VMFS-5
UUID       : 5e15fd7b-xxxxxxx-03d5-3863bb3ec358
VolumeName : DataStore2
...
</cli>

===== Misc commands =====

get-vm | Select Name, UsedSpaceGB, ProvisionedSpaceGB
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