System Center 2012 Operations Manager: Recommended agent operating system fixes and updates

• Make sure that your agents, management servers, and gateways are running the latest update rollup (UR). As of the last revision of this article, the latest URs are as follows:
  • UR3 for System Center 2012 R2 (http://support.microsoft.com/kb/2965445) 
  • UR7 for System Center 2012 with Service Pack 1 (SP1) (http://support.microsoft.com/kb/2965420) 
  • UR3 for System Center 2012 without SP1 (http://support.microsoft.com/kb/2756127)
• All agents, management servers, and gateways should be running the latest version of the JET EDB hotfix for Windows.

  For Windows Server 2008 R2 and Windows 7

  The latest version of the JET EDB hotfix for Windows is included in Service Pack 1 (SP1).

  For Windows Server 2008 and Windows Vista

  Install the hotfix rollup that is mentioned in the following Microsoft Knowledge Base article:
  
  KB 2553708 - A hotfix rollup that improves Windows Vista and Windows Server 2008 compatibility with Advanced Format disks (http://support.microsoft.com/kb/2553708)

  For Windows Server 2003

  Install the hotfix that is mentioned in the following Microsoft Knowledge Base article:
  
  KB 981263 - Management servers or assigned agents unexpectedly appear as unavailable in the Operations Manager console in Windows Server 2003 or Windows Server 2008 (http://support.microsoft.com/kb/981263)
• There is an Avg. Disk Sec/Transfer issue that returns a very large value that is incorrect. For more information, see the following Microsoft Knowledge Base articles, as appropriate for your operating system:

  For Windows 2008 R2 or Windows 7

  KB 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/kb/2470949)

  For Windows Server 2008 or Windows Vista

  KB 2495300 - Invalid "Avg. Disk sec/Transfer" value returned by the RegQueryValueEx function in Windows Server 2008 or in Windows Vista(http://support.microsoft.com/kb/2495300)
• You do not receive event notifications after you back up and then clear event logs in Windows Server 2008 or in Windows Vista. Therefore, OpsMgr is prevented from providing a warning about events after the event logs are cleared.

  For Windows 2008 or Windows Vista

  KB 2458331 - You cannot receive event notifications after you back up and then clear event logs in Windows Server 2008 or in Windows Vista (http://support.microsoft.com/kb/2458331

  (http://support.microsoft.com/kb/2458331)

  )Note This issue does not occur in Windows Server 2008 R2 or in Windows 7.
• The Win32_Service WMI class leaks memory in Windows Server 2008 R2 and in Windows 7:
  
  
  KB 981314 - The "Win32_Service" WMI class leaks memory in Windows Server 2008 R2 and in Windows 7 (http://support.microsoft.com/kb/981314)
  
  Note This issue is resolved in Windows Server 2008 R2 SP1 and Windows 7 SP1.
• A hotfix is available that improves the stability of the Windows Management Instrumentation repository in Windows Server 2003:
  
  
  KB 933061 - A hotfix is available that improves the stability of the Windows Management Instrumentation repository in Windows Server 2003 (http://support.microsoft.com/kb/933061)
• WSH binaries are overwritten by Windows File Protection after you install Windows Script 5.7 on a computer that is running Windows Server 2003 or Windows XP:
  
  
  KB 955360 - WSH binaries are overwritten by Windows File Protection after you install Windows Script 5.7 on a computer that is running Windows Server 2003 or Windows XP (http://support.microsoft.com/kb/955360)
  For Operations Manager, this may be the cause of high CPU use.
• A managed application has a high number of thread handles and event handles in the Microsoft .NET Framework 2.0:
  
  
  KB 968760 - A managed application has a high number of thread handles and of event handles in the Microsoft .NET Framework 2.0 (http://support.microsoft.com/kb/968760

  (http://support.microsoft.com/kb/968760)

  )
  For Operations Manager, this causes a large number of handles.
• The CPU usage of an application or a service that uses MSXML 6.0 to handle XML requests reaches 100 percent in Windows Server 2008, Windows Vista, Windows XP Service Pack 3, or other systems that have MSXML 6.0 installed:
  
  KB 968967 - The CPU usage of an application or a service that uses MSXML 6.0 to handle XML requests reaches 100% in Windows Server 2008, Windows Vista, Windows XP Service Pack 3, or other systems that have MSXML 6.0 installed (http://support.microsoft.com/kb/968967)
  
  For Operations Manager, this behavior causes high CPU usage for the Monitoringhost.exe process.
• New AFD connections fail when software that uses TDI drivers is installed on a Windows Server 2008 system or Windows Vista SP1 system that is running on a computer that has multiple processors:
  
  
  KB 961775 - New AFD connections fail when software that uses TDI drivers is installed on a Windows Server 2008 or Windows Vista SP1 system that is running on a computer that has multiple processors (http://support.microsoft.com/kb/961775)
• FIX: You receive a "Provider Load Failure" error message or the Wmiprvse.exe process stops responding when you use a SQL Server WMI provider to obtain information about SQL Server 2005, SQL Server 2008, or SQL Server 2008 R2 services:
  
  
  KB 980142 - FIX: "Provider Load Failure" error message or the Wmiprvse.exe process stops responding when you use a SQL Server WMI provider to obtain information about SQL Server 2012, SQL Server 2005, SQL Server 2008, or SQL Server 2008 R2 services (http://support.microsoft.com/kb/980142)
• Extended Protection for Authentication: This feature enhances the protection and handling of credentials when you authenticate network connections by using Integrated Windows Authentication (IWA). In Operations Manager, there may be some errors doing a client push. In this case, a network trace would contain the following:
  Server Error, (91) Invalid user identifier
  For more information, see the following article in the Microsoft Knowledge Base:
  KB 968389 - Extended Protection for Authentication (http://support.microsoft.com/kb/968389)
• B982168 - Description of the rollup update for the .NET Framework 3.5 Service Pack 1 on Windows XP and on Windows Server 2003 (976765, 980773 and 976769): June 8, 2010 (http://support.microsoft.com/kb/982168)
• KB 982167 - Description of the rollup update for the .NET Framework 3.5 Service Pack 1 and the .NET Framework 2.0 Service Pack 2 on Windows XP and on Windows Server 2003 (976765 and 980773): June 8, 2010 http://support.microsoft.com/kb/982167)
• KB 968936 - A rollup hotfix package for Windows Server 2008 Failover Clustering WMI provider (http://support.microsoft.com/kb/968936)
• There is a memory leak in IIS when you stress test our IIS discovery. The fix for this problem is important for those who use OpsMgr together with the IIS MP, and even more important when the APM feature is used in OpsMgr 2012. For more information, see the following article in the Microsoft Knowledge Base:
  
  
  KB 2618982 - FIX: Memory leak in Rhs.exe after you configure the IIS 7.5 W3SVC service in a Windows Server 2008 R2 SP1 failover cluster (http://support.microsoft.com/kb/2618982)
• 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 (http://support.microsoft.com/kb/2547244
  (http://support.microsoft.com/kb/2547244)
  )
• KB 2505348 - High CPU usage or a lengthy startup process occurs during WMI repository verification when a large WMI repository exists in Windows 7 or in Windows Server 2008 R2 (http://support.microsoft.com/kb/2505348
  (http://support.microsoft.com/kb/2505348)
  )
• KB 2617858 - Unexpectedly slow startup or logon process in Windows Server 2008 R2 or in Windows 7 (http://support.microsoft.com/kb/2617858)
• KB 2692929 - "0x80041001" error when the Win32_Environment WMI class is queried by multiple requestors in Windows 7 or in Windows Server 2008 R2 (http://support.microsoft.com/kb/2692929)
• KB 960718 - FIX: The host process of the application crashes when the CounterExists method or the Exists method is called on a multiprocessor computer in IIS 6.0 (http://support.microsoft.com/kb/960718)
• KB 973275 - Only the first character appears for some strings in the event messages when you query the DFS Replication event log on a computer that is running Windows Server 2008 (http://support.microsoft.com/kb/973275)
• KB 932370 - The number of physical hyperthreading-enabled processors or the number of physical multicore processors is incorrectly reported in Windows Server 2003 (http://support.microsoft.com/kb/932370)
• KB 2812950 - The MOMPerfSnapshotHelper.exe process crashes or experiences high CPU usage in Windows Server 2008 SP2 (http://support.microsoft.com/kb/2812950
  (http://support.microsoft.com/kb/2812950)
  )
• KB 2484832 - FIX: ArgumentOutOfRangeException exception when you resize or scroll a window that has a DataGrid control in a .NET Framework 4.0-based WPF application (http://support.microsoft.com/kb/2484832)
• The Windows Management Framework 3.0 download is available from the Microsoft Download Center:
  
  
  Windows Management Framework 3.0 (http://www.microsoft.com/en-us/download/details.aspx?id=34595)
• KB 2159286 - FIX: The Remote Registry service crashes when an application tries to retrieve performance counter data from an instance of SQL Server on another computer (http://support.microsoft.com/kb/2159286)
• KB 2494158 - Managed service account authentication fails after its password is changed in Windows 7 or in Windows Server 2008 R2(http://support.microsoft.com/kb/2494158)
• KB 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/kb/2734909)
• KB 2163398 - A memory leak occurs in the Rhs.exe process when you configure IIS 7.0 World Wide Web Publishing Service in a Windows Server 2008 failover cluster (http://support.microsoft.com/kb/2163398)
• KB 2622802- The Group Policy Client service crashes on a terminal server that is running Windows Server 2008 or Windows Server 2008 R2 when multiple users connect to the server at the same time (http://support.microsoft.com/kb/2622802
  (http://support.microsoft.com/kb/2622802)
  )
• KB 979458 - The values of logical disk performance counters are set to "0" for all dynamic disk volumes on a computer that is running Windows Vista SP2 or Windows Server 2008 SP2 (http://support.microsoft.com/kb/979458)
• KB 2878378 - OpsMgr 2012 or OpsMgr 2007 R2 generates a "Heartbeat Failure" message and then goes into a grayed-out state in Windows Server 2008 R2 SP1 (http://support.microsoft.com/kb/2878378)
• KB 2506143 - Description of Windows Management Framework 3.0 for Windows 7 SP1 and Windows Server 2008 R2 SP1 (http://support.microsoft.com/kb/2506143)
• KB 2975719 - August 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (http://support.microsoft.com/kb/2975719)