Hyper-V Updates for Windows 2008 R2

Knowledge Base Article

Name

Date

Required?

KB974598

“You receive a "Stop 0x0000007E" error on the first restart after you enable on a -based computer”

10/1/2009

Yes, if you encounter this error and your server uses a “C-state” (lower power state) that is supported by the processor, but is not supported by Hyper-V.

KB974909

“The network connection of a running Hyper-V virtual machine is lost under heavy outgoing network traffic on a Windows R2-based computer”

10/21/2009

No.

KB975354

“A Hyper-V update rollup package is available for a computer that is running Windows Server 2008 R2”

11/10/2009

Yes, if you are running a backup or restore solution.

KB975530

“Stop error message on an Intel Xeon 5500 series processor-based computer that is running Windows Server 2008 R2 and that has the Hyper-V role installed: "0x00000101 – CLOCK_WATCHDOG_TIMEOUT"

11/20/2009

Yes, if you are running Hyper-V on the affected hardware.

KB974672

“Virtual machines stop responding (hang) during startup and the Vmms.exe process crashes on a Windows Server 2008 R2 computer that has the Hyper-V role installed“

10/14/2009

No.

KB977894

“MS10-010: in Windows Server 2008 Hyper-V could allow denial of service”

2/9/2010

Yes.

KB980856

“Stop error in Windows Server 2008 R2: "0x000000CA PNP_DETECTED_FATAL_ERROR"”

3/12/2010

Yes, if you store VHDs on non-PNP disks.

KB981618

“The computer stops responding or restarts during the Hyper-V Live Migration process in Windows Server 2008 R2” (relates to AMD Errata 383)

3/27/2010

Yes, if you are running Hyper-V on AMD processors.

KB 981836

“Network connectivity for a Windows -based Hyper-V virtual machine is lost temporarily in Windows Server 2008 R2”

4/28/2010

Yes, if the server running Hyper-V has a virtual machine that is running Windows Server 2003.

KB981791

“"STOP: 0x0000001a" error message on a computer that has an Intel Westmere processor together with the Hyper-V role installed on Windows Server 2008 or on Windows Server 2008 R2”

5/5/2010

Yes, if you are running Hyper-V on Intel Westmere processors.

Source: http://technet.microsoft.com/en-us/library/ff394763(WS.10).aspx

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