From LedHed's Wiki
Overview
WSUS can be a life saver, but with the large volume of updates that are put out from Microsoft, WSUS can grow out of control quite easily. To keep it under control you need to run the "WSUS cleanup wizard" periodically to keep things in good running order.
Cleanup Script
Run this PowerShell script as a Scheduled Task to keep your WSUS server slim and trim.
- Performs a cleanup of WSUS.
- Outputs the results to a text file.
- Adapted and tested by BigTeddy
- 3 July 2012
$outFilePath = '.\wsusClean.txt' [reflection.assembly]::LoadWithPartialName("Microsoft.UpdateServices.Administration") | out-null $wsus = [Microsoft.UpdateServices.Administration.AdminProxy]::GetUpdateServer(); $cleanupScope = new-object Microsoft.UpdateServices.Administration.CleanupScope; $cleanupScope.DeclineSupersededUpdates = $true $cleanupScope.DeclineExpiredUpdates = $true $cleanupScope.CleanupObsoleteUpdates = $true $cleanupScope.CompressUpdates = $true #$cleanupScope.CleanupObsoleteComputers = $true $cleanupScope.CleanupUnneededContentFiles = $true $cleanupManager = $wsus.GetCleanupManager(); $cleanupManager.PerformCleanup($cleanupScope) | Out-File -FilePath $outFilePath
NOTE: All credit for this script goes to "The Scripting Guys" at MS TechNet. See references section for link to original script.
References
http://gallery.technet.microsoft.com/ScriptCenter/fd39c7d4-05bb-4c2d-8a99-f92ca8d08218/