Kevin Holman's System Center Blog

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  • Blog Post: OpsMgr 2012: Hyper-V Management Pack Extensions published

      There is a new community driven MP available for monitoring Hyper-V and Virtual Machines on Windows Server 2012, for OpsMgr 2012.   http://hypervmpe2012.codeplex.com/   This management pack goes beyond the very basic Microsoft Hyper-V MP, and has the following monitoring features: VMs...
  • Blog Post: Hyper-V, Live Migration, and the upgrade to 10 gigabit Ethernet

      My lab consists of 2 Dell Precision T7500 workstations, each configured with 96GB of RAM.  These are each nodes in a Hyper-V 2012 cluster.  They mount cluster shared volumes via iSCSI, some are SSD, and some are SAS RAID based disks, from a 3rd Dell Precision Workstation. One of the...
  • Blog Post: QuickTip: Hyper-V Automatic Stop Action settings to save disk space

    In Hyper-V versions prior to Windows Server 2012, a .bin file was created for each virtual machine, that was the exact same size as the memory allocated to the VM.  This was to automatically reserve the disk space needed if you ever saved the state of the VM.  It ensured that if you needed...
  • Blog Post: Why do my group memberships for Windows Computers have machines that don't belong there?

    Here is a little tip if you find that your Windows Computer Groups (and state views scoped by groups) contain computers that should not be there.   Have you noticed that you have state views or Windows Computer Groups that contain servers that you don't expect?  Like Exchange Servers in your...
  • Blog Post: Setting up a 2 node Server 2008 failover cluster under HyperV

    For lab testing, we would often set up Microsoft Server 2003 2-node clusters, under virtual server 2005, in order to test OpsMgr configurations, such as clustered RMS, clustered databases, or just testing management packs on clustered applications like SQL and Exchange.  Virtual Server 2005 did...