Microsoft.VssAdmin

PowerShell module for the Vssadmin utility

Table of Contents

• Command -> Function Lookup
• Examples
• Download & Install

Command -> Function Lookup

VssAdmin Command	Wrapper Function	Status
add shadowstorage	Add-VssShadowStorage	Complete
create shadow	New-VssShadowCopy	Complete
delete shadows	Remove-VssShadowCopy	Complete
list providers	Get-VssProvider	Complete
list shadows	Get-VssShadowCopy	Complete
list shadowstorage	Get-VssShadowStorage	Complete
list volumes	Get-VssVolume	Complete
list writers	Get-VssWriter	Complete
resize shadowstorage	Resize-VssShadowStorage	Complete

Examples

Example #1

Get all VSS writers not in the VssWriterState.Stable state

PS> Get-VssWriter -Exclude Stable

Example #2

Get writers in a failed state and restart the host Windows Service

PS> Get-VssWriter | Where-Object {$_.State -like 'Failed*'} | Get-VssWriterService -Unique | Restart-Service -Force

Example #3

Update the MaxSize for a ShadowCopy storage association to 5%

PS> Get-VssShadowStorage -ForVolume C: | Resize-VssShadowStorage -NewSize 5 -As %

Update the MaxSize to UNBOUNDED

PS> Get-VssShadowStorage -ForVolume C: | Resize-VssShadowStorage -Unbounded

Example #4

List all ShadowCopies created by a specified Provider

PS> Get-VssShadowCopy -Provider 'Microsoft Software Shadow Copy provider 1.0'

Download & Install

1. Download the latest version of the module files here.

2. Make sure to unblock the archive before extracting the contents.

   

3. Save the module files to one of the directories in your $env:PSModulePath variable