This article discusses the fixes and updates that are recommended for Microsoft System Center 2012 Operations Manager (OpsMgr) agent computers. This includes Operations Manager 2012, Operations Manager 2012 SP1, and Operations Manager 2012 R2.
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
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.
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:
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:
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
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 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
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
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 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:
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 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
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