This article describes a problem that occurs if you enable data deduplication and then run a data scrubbing job on a deduplicated volume in Windows Server 2012 R2. An update is available to fix this issue. Before you install this update, see the Prerequisites section.

Symptoms

Assume that you have a computer that's running Windows Server 2012 R2, and you have enabled data deduplication in one or more volumes on your system. When you run a data scrubbing job on a deduplicated volume, the job may freeze or fail. 

Cause

This problem occurs because redundant actions were performed during data scrubbing.

How to get this update

Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

Method 1: Windows Update

This update is provided as a Recommended update on Windows Update. For more information on how to run Windows Update, see How to get an update through Windows Update.

Method 2: Microsoft Download Center

The following files are available for download from the Microsoft Download Center.

Operating system

Update

All supported x64-based versions of Windows Server 2012 R2

Download Download the package now.

For more information about how to download Microsoft support files, select the following article number to view the article in the Microsoft Knowledge Base:

119591 How to obtain Microsoft support files from online services Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Update detail information

Prerequisites

To install this update, install April 2014, update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) in Windows Server 2012 R2.

Registry information

To apply this update, you don't have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this update.

Update replacement information

This update doesn't replace a previously released update.

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References

Learn about the terminology that Microsoft uses to describe software updates.

File Information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Notes

  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    Version

    Product

    Milestone

    Service branch

    6.3.960 0.18xxx

    Windows Server 2012 R2

    RTM

    GDR

  • GDR service branches contain only those fixes that are widely released to address widespread, critical problem. LDR service branches contain hotfixes in addition to widely released fixes.

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

x64 Windows Server 2012 R2

File name

File version

File size

Date

Time

Platform

Ddppipeline.dll

6.3.9600.18183

2,219,520

28-Dec-2015

22:21

x64

Ddpscan.dll

6.3.9600.18183

548,352

28-Dec-2015

22:21

x64

Ddpstore.dll

6.3.9600.18183

2,357,760

28-Dec-2015

22:22

x64


x64 Windows Server 2012 R2

File property

Value

File name

Amd64_5bc9c174ef58968373dc6dd9be6eb2bb_31bf3856ad364e35_6.3.9600.18185_none_5be66b568bd2babc.manifest

File version

Not applicable

File size

706

Date (UTC)

31-Dec-2015

Time (UTC)

04:43

Platform

Not applicable

File name

Amd64_microsoft-windows-dedup-pipeline_31bf3856ad364e35_6.3.9600.18185_none_4a1afd0994c0c4de.manifest

File version

Not applicable

File size

14,040

Date (UTC)

30-Dec-2015

Time (UTC)

15:36

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

1,575

Date (UTC)

31-Dec-2015

Time (UTC)

04:43

Platform

Not applicable


Need more help?

Expand your skills
Explore Training
Get new features first
Join Microsoft Insiders

Was this information helpful?

What affected your experience?

Thank you for your feedback!

×