fb641c8a1c
As part of the VMware open source program, we have to update this repository with the correct license and copyright information. We add the BSD-2 Clause License for this repository. We mark all source code provided by VMware with the Copyright notice under BSD-2 Clause license. * Update repository license to BSD 2-Clause License * Update Copyright
76 lines
2.5 KiB
PowerShell
Executable File
76 lines
2.5 KiB
PowerShell
Executable File
<#
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Copyright 2021 VMware, Inc.
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SPDX-License-Identifier: BSD-2-Clause
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#>
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<#
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.SYNOPSIS Retrieve the current VMFS Unmap priority for VMFS 6 datastore
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.NOTES Author: William Lam
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.NOTES Site: www.virtuallyghetto.com
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.NOTES Reference: http://www.virtuallyghetto.com/2016/10/configure-new-automatic-space-reclamation-vmfs-unmap-using-vsphere-6-5-apis.html
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.PARAMETER Datastore
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VMFS 6 Datastore to enable or disable VMFS Unamp
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.EXAMPLE
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Get-Datastore "mini-local-datastore-hdd" | Get-VMFSUnmap
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#>
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Function Get-VMFSUnmap {
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param(
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[Parameter(
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Mandatory=$true,
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ValueFromPipeline=$true,
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ValueFromPipelineByPropertyName=$true)
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]
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[VMware.VimAutomation.ViCore.Impl.V1.DatastoreManagement.DatastoreImpl]$Datastore
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)
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$datastoreInfo = $Datastore.ExtensionData.Info
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if($datastoreInfo -is [VMware.Vim.VmfsDatastoreInfo] -and $datastoreInfo.Vmfs.MajorVersion -eq 6) {
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$datastoreInfo.Vmfs | select Name, UnmapPriority, UnmapGranularity
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} else {
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Write-Host "Not a VMFS Datastore and/or VMFS version is not 6.0"
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}
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}
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<#
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.SYNOPSIS Configure the VMFS Unmap priority for VMFS 6 datastore
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.NOTES Author: William Lam
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.NOTES Site: www.virtuallyghetto.com
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.NOTES Reference: http://www.virtuallyghetto.com/2016/10/configure-new-automatic-space-reclamation-vmfs-unmap-using-vsphere-6-5-apis.html
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.PARAMETER Datastore
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VMFS 6 Datastore to enable or disable VMFS Unamp
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.EXAMPLE
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Get-Datastore "mini-local-datastore-hdd" | Set-VMFSUnmap -Enabled $true
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.EXAMPLE
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Get-Datastore "mini-local-datastore-hdd" | Set-VMFSUnmap -Enabled $false
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#>
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Function Set-VMFSUnmap {
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param(
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[Parameter(
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Mandatory=$true,
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ValueFromPipeline=$true,
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ValueFromPipelineByPropertyName=$true)
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]
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[VMware.VimAutomation.ViCore.Impl.V1.DatastoreManagement.DatastoreImpl]$Datastore,
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[String]$Enabled
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)
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$vmhostView = ($Datastore | Get-VMHost).ExtensionData
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$storageSystem = Get-View $vmhostView.ConfigManager.StorageSystem
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if($Enabled -eq $true) {
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$enableUNMAP = "low"
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$reconfigMessage = "Enabling Automatic VMFS Unmap for $Datastore"
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} else {
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$enableUNMAP = "none"
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$reconfigMessage = "Disabling Automatic VMFS Unmap for $Datastore"
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}
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$uuid = $datastore.ExtensionData.Info.Vmfs.Uuid
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Write-Host "$reconfigMessage ..."
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$storageSystem.UpdateVmfsUnmapPriority($uuid,$enableUNMAP)
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}
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