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Throttling policy is ignored for BITS traffic in Windows 8.1 or Windows Server 2012 R2


View products that this article applies to.

This article describes an issue in which the throttling policy is ignored for Background Intelligent Transfer Service (BITS) traffic in Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2. A hotfix is available to fix this issue. Before you install this hotfix, see the Prerequisites section.

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Symptoms

Assume that you use BITS to deploy updates. You set the throttling policy in BITS to restrict the network bandwidth. For multi-range transfers of files that are greater than 4 gigabytes (GB), BITS exceeds the throttling limit and consumes all network bandwidth.

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Cause

This issue occurs because BITS miscalculates the next scheduled time at which it should check the transfer rate to impose the throttling. This causes the transfer to continue to be unbounded.

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Hotfix information

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


A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that's described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there's a "Hotfix Download Available" section at the top of this Knowledge Base article. If this section doesn't appear, submit a request to Microsoft Customer Service and Support to get the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that don't qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website: Note The "Hotfix Download Available" form displays the languages for which the hotfix is available. If you don't see your language, it's because a hotfix isn't available for that language.


Prerequisites

Before you apply this hotfix, install update 2919355 on Windows 8.1 or Windows Server 2012 R2.

Registry information

To use the hotfix in this package, you don't have to make any changes to the registry.

Restart requirement

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

Hotfix replacement information

This hotfix doesn't replace a previously released hotfix.

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Status

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

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References

See the terminology that Microsoft uses to describe software updates.

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File Information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). Be aware that dates and times for these files on your local computer are displayed in your local time and with your current daylight saving time bias. The dates and times may also change when you perform certain operations on the files.

Windows 8.1, Windows RT 8.1 and Windows Server 2012 R2
Note 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.
Windows RT 8.1
File nameFile versionFile sizeDateTimePlatform
Qmgr.dll7.7.9600.18125631,80811-Nov-201515:08Not applicable
Qmgr.mofNot applicable2,30218-Jun-201315:02Not applicable
x86 Windows 8.1
File nameFile versionFile sizeDateTimePlatform
Qmgr.dll7.7.9600.18125734,72011-Nov-201514:57x86
Qmgr.mofNot applicable2,30218-Jun-201312:37Not applicable
x64 Windows 8.1 and Windows Server 2012 R2
File nameFile versionFile sizeDateTimePlatform
Qmgr.dll7.7.9600.18125933,37611-Nov-201515:13x64
Qmgr.mofNot applicable2,30218-Jun-201315:02Not applicable
Qmgr.mofNot applicable2,30218-Jun-201312:37Not applicable

Additional file information
Windows RT 8.1
File propertyValue
File nameArm_396b35e2886d09dcb6556225dc36fd3c_31bf3856ad364e35_6.3.9600.18125_none_8f0aea891dda3572.manifest
File versionNot applicable
File size699
Date (UTC)11-Nov-2015
Time (UTC)20:13
PlatformNot applicable
File nameArm_microsoft-windows-bits-client_31bf3856ad364e35_6.3.9600.18125_none_b874aa4214d76a35.manifest
File versionNot applicable
File size128,129
Date (UTC)11-Nov-2015
Time (UTC)15:56
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size1,602
Date (UTC)11-Nov-2015
Time (UTC)20:13
PlatformNot applicable
x86 Windows 8.1
File propertyValue
File nameUpdate.mum
File versionNot applicable
File size1,602
Date (UTC)11-Nov-2015
Time (UTC)20:13
PlatformNot applicable
File nameX86_e5e36bc0313c9323d05a7fdb20edd09d_31bf3856ad364e35_6.3.9600.18125_none_b73cb185ff39f005.manifest
File versionNot applicable
File size699
Date (UTC)11-Nov-2015
Time (UTC)20:13
PlatformNot applicable
File nameX86_microsoft-windows-bits-client_31bf3856ad364e35_6.3.9600.18125_none_b87237ea14da4b6f.manifest
File versionNot applicable
File size128,129
Date (UTC)11-Nov-2015
Time (UTC)16:27
PlatformNot applicable
x64 Windows 8.1 and Windows Server 2012 R2
File propertyValue
File nameAmd64_2d1cc0cd8630a5499b5317f9504c925e_31bf3856ad364e35_6.3.9600.18125_none_edfa263e74327ed5.manifest
File versionNot applicable
File size703
Date (UTC)11-Nov-2015
Time (UTC)20:13
PlatformNot applicable
File nameAmd64_dc473d19bca7e7c42144ee4af48edcd5_31bf3856ad364e35_6.3.9600.18125_none_22306d70cb8869fa.manifest
File versionNot applicable
File size703
Date (UTC)11-Nov-2015
Time (UTC)20:13
PlatformNot applicable
File nameAmd64_microsoft-windows-bits-client_31bf3856ad364e35_6.3.9600.18125_none_1490d36dcd37bca5.manifest
File versionNot applicable
File size128,135
Date (UTC)11-Nov-2015
Time (UTC)16:49
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size2,510
Date (UTC)11-Nov-2015
Time (UTC)20:13
PlatformNot applicable
File nameWow64_microsoft-windows-bits-client_31bf3856ad364e35_6.3.9600.18125_none_1ee57dc001987ea0.manifest
File versionNot applicable
File size60,740
Date (UTC)11-Nov-2015
Time (UTC)16:27
PlatformNot applicable

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Keywords: kbqfe, kbsurveynew, kbfix, kbautohotfix, kbexpertiseadvanced, kbhotfixserver, kb

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Article Info
Article ID : 3116302
Revision : 1
Created on : 1/7/2017
Published on : 11/17/2015
Exists online : False
Views : 204