Microsoft KB Archive Search

Notice: This website is an unofficial Microsoft Knowledge Base (hereinafter KB) archive and is intended to provide a reliable access to deleted content from Microsoft KB. All KB articles are owned by Microsoft Corporation. Read full disclaimer for more details.

  1. Home
  2. A memory leak in nonpaged pool memory occurs in Windows Server 2008 R2

A memory leak in nonpaged pool memory occurs in Windows Server 2008 R2

View products that this article applies to.

Symptoms

When a file server is running Windows Server 2008 R2, a memory leak in nonpaged pool memory may occur. This problem occurs when the server is under heavy load and continues to occur until it stops responding and pool memory is exhausted.

↑ Back to the top

Cause

This problem occurs because of a race condition in the SMB server.

↑ Back to the top

Resolution

To resolve this problem, apply the hotfix that is described in the "More information" section.

Hotfix information

A supported hotfix is available from Microsoft Support. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain 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 do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, go to the following Microsoft website:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must have Service Pack 1 for Windows Server 2008 R2 installed.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any previously released hotfix.

↑ Back to the top

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

Windows 7 and Windows Server 2008 R2 file information and notes

Important Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.
  • The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    VersionProductSR_LevelService branch
    6.1.760
    1.
    22xxx    		Windows 7 and Windows Server 2008 R2SP1LDR
  • GDR service branches contain only those fixes that are widely released to address widespread, extremely important issues. 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 separately in the "Additional file information for Windows 7 and Windows Server 2008 R2" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely 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.
For all supported x86-based versions of Windows 7
File nameFile versionFile sizeDateTimePlatform
Srv2.sys6.1.7601.22824313,85630-Sep-201400:33x86
For all supported x64-based versions of Windows 7 and Windows Server 2008 R2
File nameFile versionFile sizeDateTimePlatform
Srv2.sys6.1.7601.22824406,01630-Sep-201400:46x64
For all supported IA-64-based versions of Windows Server 2008 R2
File nameFile versionFile sizeDateTimePlatform
Srv2.sys6.1.7601.22824799,23230-Sep-201400:24IA-64

Additional file information for Windows 7 and for Windows Server 2008 R2

Additional files for all supported x86-based versions of Windows 7
File namePackage_1_for_kb3002301~31bf3856ad364e35~x86~~6.1.2.0.mum
File versionNot applicable
File size1,806
Date (UTC)30-Sep-2014
Time (UTC)19:05
File namePackage_2_for_kb3002301~31bf3856ad364e35~x86~~6.1.2.0.mum
File versionNot applicable
File size1,808
Date (UTC)30-Sep-2014
Time (UTC)19:05
File namePackage_for_kb3002301_sp1~31bf3856ad364e35~x86~~6.1.2.0.mum
File versionNot applicable
File size1,918
Date (UTC)30-Sep-2014
Time (UTC)19:05
File nameX86_cbf2fe724b26f3aff2c7e937434dca24_31bf3856ad364e35_6.1.7601.22824_none_8b4696861e43e020.manifest
File versionNot applicable
File size700
Date (UTC)30-Sep-2014
Time (UTC)19:05
File nameX86_microsoft-windows-smbserver-v2_31bf3856ad364e35_6.1.7601.22824_none_dc72bd3d6de39c7b.manifest
File versionNot applicable
File size2,655
Date (UTC)30-Sep-2014
Time (UTC)02:09
Additional files for all supported x64-based versions of Windows 7 and Windows Server 2008 R2
File nameAmd64_24f0bcbc81a74935dc8819b5e1b12b06_31bf3856ad364e35_6.1.7601.22824_none_4ad2d73d0cf9c98b.manifest
File versionNot applicable
File size704
Date (UTC)30-Sep-2014
Time (UTC)19:05
File nameAmd64_microsoft-windows-smbserver-v2_31bf3856ad364e35_6.1.7601.22824_none_389158c126410db1.manifest
File versionNot applicable
File size2,657
Date (UTC)30-Sep-2014
Time (UTC)02:27
File namePackage_1_for_kb3002301~31bf3856ad364e35~amd64~~6.1.2.0.mum
File versionNot applicable
File size2,016
Date (UTC)30-Sep-2014
Time (UTC)19:05
File namePackage_2_for_kb3002301~31bf3856ad364e35~amd64~~6.1.2.0.mum
File versionNot applicable
File size1,818
Date (UTC)30-Sep-2014
Time (UTC)19:05
File namePackage_for_kb3002301_sp1~31bf3856ad364e35~amd64~~6.1.2.0.mum
File versionNot applicable
File size2,130
Date (UTC)30-Sep-2014
Time (UTC)19:05
Additional files for all supported IA-64-based versions of Windows Server 2008 R2
File nameIa64_c1af280a8eb8fee52d630d62a4127a8c_31bf3856ad364e35_6.1.7601.22824_none_d6a3a276ac076cbe.manifest
File versionNot applicable
File size702
Date (UTC)30-Sep-2014
Time (UTC)19:05
File nameIa64_microsoft-windows-smbserver-v2_31bf3856ad364e35_6.1.7601.22824_none_dc7461336de1a577.manifest
File versionNot applicable
File size2,656
Date (UTC)30-Sep-2014
Time (UTC)02:01
File namePackage_1_for_kb3002301~31bf3856ad364e35~ia64~~6.1.2.0.mum
File versionNot applicable
File size1,811
Date (UTC)30-Sep-2014
Time (UTC)19:05
File namePackage_for_kb3002301_sp1~31bf3856ad364e35~ia64~~6.1.2.0.mum
File versionNot applicable
File size1,446
Date (UTC)30-Sep-2014
Time (UTC)19:05

↑ Back to the top

Workaround

To work around this problem, restart Windows Server 2008 R2.

↑ Back to the top

Status

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

↑ Back to the top

References

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

↑ Back to the top

Keywords: kb, kbautohotfix, kbqfe, kbhotfixserver, kbfix, kbexpertiseinter, kbsurveynew, kbbug

↑ Back to the top

Article Info
Article ID : 3002301
Revision : 1
Created on : 1/7/2017
Published on : 3/4/2015
Exists online : False
Views : 203