Wmiperfclass.dll – Pre Service Pack 2 Revision History for Windows 7 SP1, Windows Server 2008 R2 SP1 and Windows Small Business Server 2011 (SBS 2011)

Wmiperfclass.dll – Pre Service Pack 2 Revision History for Windows 7 SP1, Windows Server 2008 R2 SP1 and Windows Small Business Server 2011 (SBS 2011)

16-Sep-2011 – 6.1.7601.21820 – Wmiperfclass.dll – x86/x64 – http://support.microsoft.com/kb/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

20-May-2011 – 6.1.7601.21731 – Wmiperfclass.dll – x86/x64 – http://support.microsoft.com/kb/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

Wmiperfclass.dll – Pre Service Pack 3 Revision History for Windows Vista SP2, Windows Server 2008 SP2 and Windows Small Business Server 2008 (SBS 2008)

Wmiperfclass.dll – Pre Service Pack 3 Revision History for Windows Vista SP2, Windows Server 2008 SP2 and Windows Small Business Server 2008 (SBS 2008)

15-May-2009 – 6.0.6002.22137 – Wmiperfclass.dll – x86/x64 – http://support.microsoft.com/kb/961435 – Some base values are not updated when you use the Win32_PerfRawData_PerfDisk_LogicalDisk WMI class to calculate performance data in Windows Vista or in Windows Server 2008

08-May-2009 – 6.0.6002.22131 – Wmiperfclass.dll – x86/x64 – http://support.microsoft.com/kb/970520 – The Wmiprvse.exe process creates a memory leak on a computer that is running Windows Server 2008 if you remotely monitor this process by using the WMI interface on a computer that is running Windows Server 2003 or Windows XP

Rdyboost.sys – Pre Service Pack 2 Revision History for Windows 7 SP1

Rdyboost.sys – Pre Service Pack 2 Revision History for Windows 7 SP1

18-Oct-2012 – 6.1.7601.22137 – Rdyboost.sys – x86/x64 – http://support.microsoft.com/kb/2775511 – An enterprise hotfix rollup is available for Windows 7 SP1 and Windows Server 2008 R2 SP1

23-May-2011 – 6.1.7601.21732 – Rdyboost.sys – x86/x64 – http://support.microsoft.com/kb/2555428 – The Windows 7 startup process is slow when you create many restore points

23-May-2011 – 6.1.7601.17620 – Rdyboost.sys – x86/x64 – http://support.microsoft.com/kb/2555428 – The Windows 7 startup process is slow when you create many restore points

Errata.inf – Pre Service Pack 2 Revision History for Windows 7 SP1, Windows Server 2008 R2 SP1 and Windows Small Business Server 2011 (SBS 2011)

Errata.inf- Pre Service Pack 2 Revision History for Windows 7 SP1, Windows Server 2008 R2 SP1 and Windows Small Business Server 2011 (SBS 2011)

09-Mar-2012 – 6.1.7601.21939 – Errata.inf – x86/x64 – http://support.microsoft.com/kb/2687190 – Computer that supports the iLO 3 feature cannot enter hibernation in Windows 7 SP1 or in Windows Server 2008 R2 SP1

12-Feb-2011 – 6.1.7601.21659 – Errata.inf – x86/x64 – http://support.microsoft.com/kb/2496744 – A black screen is displayed when a Windows 7 SP1-based or Windows Server 2008 R2 SP1-based computer tries to enter hibernation

12-Feb-2011 – 6.1.7601.17559 – Errata.inf – x86/x64 – http://support.microsoft.com/kb/2496744 – A black screen is displayed when a Windows 7 SP1-based or Windows Server 2008 R2 SP1-based computer tries to enter hibernation