Applies to:



Windows Server 2008 R2 Service Pack 1



Windows Server 2008 R2 SP1



W2K8 R2 Service Pack 1



W2K8 R2 SP1

Windows 7 Service Pack 1



Windows 7 SP1



Win7 Service Pack 1



Win7 SP1

Note:  You should check http://support.microsoft.com for the latest version of the different files.

Note 2:  These are not available in Windows Update.

Note 3:  You can download them without entering your e-mail address and captcha if you are a Microsoft Premier customer and have a http://Premier.Microsoft.com account.

Note 4:  Carefully review the list and decide which might be applicable to your unique environment.

Note 5:  Test in your test and your quality assurance environment.


Originally published Oct. 2011.  Updated Feb. 2012, Sep. 2013 and Mar. 2015.


List of Performance Monitor (Perfmon) related hotfixes post SP1 for Windows 7 SP1 and Windows Server 2008 R2 SP1 as of Mar. 2015.

2924171 Resource Monitor (Perfmon /res) crashes in Windows 7 and in Windows Server 2008 R2



http://support.microsoft.com/kb/2924171



Update(s):



Pdhui.dll  6.1.7601.22561  



Perfmon.exe  6.1.7601.17514 



Perfmon.msc    



Resmon.exe  6.1.7600.16385 



Sysmon.ocx  6.1.7601.22561



Wdc.dll  6.1.7601.22561



Wvc.dll  6.1.7601.22561 

Supersede(s):



2877211 Performance Monitor uses incorrect calculation for certain types of counters in Windows 8, Windows Server 2012, Windows 7 SP1, or Windows Server 2008 R2 SP1



2639320 Performance Monitor data collector set does not collect all required performance counter data in Windows 7 or in Windows Server 2008 R2



2847018 The "Bytes Transmitted/sec" counter in Performance Monitor remains at zero when a file is copied from a computer to another computer that supports SMBv2



http://support.microsoft.com/?id=2847018

Update(s):



Mrxsmb.sys  6.1.7601.22318

2740180 Performance Monitor or a PDH function takes longer than expected to collect performance data on a computer that is running Windows 7 SP1 or Windows Server 2008 R2 SP1



http://support.microsoft.com/?id=2740180

Update(s):



Perfctrs.dll  6.1.7600.16385



Perfdisk.dll  6.1.7601.22077



Perfnet.dll  6.1.7601.22077   



Perfos.dll  6.1.7600.16385  



Perfproc.dll  6.1.7600.16385

2734909 Memory leak or handle leak occurs in the Perflib.lib component on a computer that is running Windows Server 2008 R2 or Windows 7



http://support.microsoft.com/?id=2734909

Update(s):



Advapi32.dll  6.1.7601.22056

2727107 You cannot use a custom performance counter on a computer that is running a non-English version of Windows 7 or of Windows Server 2008 R2



http://support.microsoft.com/?id=2727107

Update(s):



Advapi32.dll  6.1.7600.21256  640,000  04-Jul-2012  21:24  x86 



Advapi32.dll  6.1.7601.22044  640,512  04-Jul-2012  21:17  x86 



Pdh.dll  6.1.7600.21256  237,056  04-Jul-2012  21:28  x86 



Pla.dll  6.1.7600.21256  1,508,864  04-Jul-2012  21:28  x86 



Plamig.dll  6.1.7600.21256  98,304  04-Jul-2012  x86 



Plasrv.exe  6.1.7600.16385  7,680  14-Jul-2009  01:14  x86 



Report.system.common.xml  1,927 



Report.system.configuration.xml  27,570 



Report.system.cpu.xml  4,439 



Report.system.diagnostics.xml 



Report.system.disk.xml  



Report.system.memory.xml 



Report.system.network.xml 



Report.system.performance.xml



Report.system.summary.xml



Rules.system.common.xml 



Rules.system.configuration.xml  



Rules.system.cpu.xml  



Rules.system.diagnostics.xml 



Rules.system.disk.xml 



Rules.system.finale.xml



Rules.system.memory.xml 



Rules.system.network.xml



Rules.system.performance.xml 



Rules.system.summary.xml  



System diagnostics.xml 



System performance.xml

2639320 Performance Monitor data collector set does not collect all required performance counter data in Windows 7 or in Windows Server 2008 R2



http://support.microsoft.com/?id=2639320

Update(s):



Pdhui.dll



Perfmon.exe



Perfmon.msc



Sysmon.ocx



Wdc.dll



Wvc.dll

2581359 The PdhEnumObjects function used together with the bRefresh parameter does not function correctly in Windows 7 or in Windows Server 2008 R2



http://support.microsoft.com/?id=2581359

Update(s):



Advapi32.dll



Pdh.dll



Pla.dll

2563399 Remote Registry service leaks memory when it handles customized v2 performance counter queries in Windows 7 or in Windows Server 2008 R2



http://support.microsoft.com/?id=2563399

Update(s):



Regsvc.dll

2613988 Changes to performance counters are not updated for at least 15 minutes when you use WMI to query performance counter values in Windows 7 or in Windows Server 2008 R2



http://support.microsoft.com/?id=2613988

Update(s):



Wmiperfclass.dll



Wmiperfclass.mof



Supersede(s):



2547244 The WMI service and the WMI providers stop responding when you use WMI performance classes to monitor performance on a computer that is running Windows 7 or Windows Server 2008 R2



http://support.microsoft.com/?id=2547244

2470949 The RegQueryValueEx function returns a very large incorrect value for the "Avg. Disk sec/Transfer" performance counter in Windows Server 2008 R2 or in Windows 7



http://support.microsoft.com/?id=2470949

Update(s):



Pci.sys



Termdd.sys



Volmgr.sys