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Windows Server 2012 Deduplication - Powershell Reference

Some key background points on deduplication on Windows Server 2012:

There is a scheduler which runs one deduplication job / operation at any point in timePowershell and windows commands add jobs to the scheduler queue - only one job may run at a given point in timeTypes of deduplication operations:Optimization - deduplicates files on the filesystem. Scrubbing - performs an integrity check of the deduplication storeGarbageCollection - files deleted from the filesystem do not automatically free up space on the disk. A garbage collection must be run to clean up the dedupe storeYou can configure the minimum age of files to deduplicate. Typically this should be set to a value greater than one day to ensure active files are not deduplicated.

Here are some handy powershell commands for managing deduplication on Windows Server 2012:


# Enqueue  Full integrity check of the dedup store Start-DedupJob -Type Scrubbing -Full -Priority High -Volume D:
# Enqueue Garbage Collection of dedup store - delete…