windows server 8 deduplication

DeduplicationWindows Server 8

MikeResselerSenior Technical ConsultantInfront Consulting

Picture: flickr.com/photos/stirwise/

DeDuplication?

Installation

Architecture

PowerShell

Settings

Conclusions

Deduplication

What is

The term deduplication refers generally to eliminating duplicate or redundant information (wikipedia)

Methods

In-lineReal-TimePerformance intensive

Post ProcessFirst StoredThen Processed

Methods

SourceData is deduplicated on the data source

TargetRemoving duplicates of data in a secondary store

Methods

File-Based

Block-Based

Chunk-Based

Picture: flickr.com/photos/woolamaloo_gazette/

Single Instance Storage

Hard Links

Installation

Installation

GUIThrough Server Manager

PowerShellImport-Module ServerManagerAdd-WindowsFeature -name FS-Data-Deduplication

DemoEnabling & Walk-through

Architecture

How it works

1.0Filter Driver

Service based (ddpsvc)

flickr.com/photos/librarianavengers/

1.01.0

A B C

X Y

A B C

M N

ReparseParse

A B C X Y M N

ReparseParse

Settings

Settings

Chunk Size (between 32 KB & 128 KB)

Encryption: Ignored

Not on Windows volume

1.0Per Volume

< 30 days: Ignored

< 64 KB: Ignored< 64 KB: Ignored

Compressed

DemoSettings

PowerShell

1.0Import-Module Deduplication

Start-DedupJob

1.0Set-DedupVolume

Enable-DedupVolume

Help Dedup

Get-DedupSatus

DemoUsing PowerShell and Deduplication

Conclusions

Benefits

1.0

1.0

50-60% - General

30-50% - Documents

70-80% - Application

80-95% - VHD Library

Picture: flickr.com/photos/glasgows/

Performance hit?

Reliable?Picture: flickr.com/photos/drmartin/

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