For a while, Microsoft’s KnowledgeBase article 976424, titled Error code when the kpasswd protocol fails after you perform an authoritative restore: "KDC_ERROR_S_PRINCIPAL_UNKNOWN", has been available to solve issues with unexpected behavior after authoritatively restoring  the krbtg account on Windows Server 2008 and Windows Server ...

This week I got the chance to work with some x86 High Performance Computing hardware at the Donald Smits Center for Information Technology (CIT) at the University of Groningen. Their hardware typically contains more than 64 logical processors and TBs of RAM. 10Gb/s interconnects and loads of Solid State Disks (SSDs) are also not very uncommon in ...

You might be one of those persons, fervently running Windows 7 on their day-to-day laptop (like me) and you might be one of those persons building Windows Server 2008 R2 rigs for test and demo purposes. (like me) You might also be one of the lucky persons to lay your hands on a pre-order for Windows 7 in your local Microsoft Store… At a certain ...

One of the most exciting new features in Windows Server 2008 R2 is the ability to live migrate virtual machines between nodes of a Failover Cluster. In contrast to Windows Server 2008’s Hyper-V this enables admins to failover virtual machines without noticeable downtime.     SCVMM 2008 Admins can use the built-in Cluster ...

The Windows Server 2008 R2 timeframe will also bring the next version of the Hyper-V technology. This new version can either be seen as Hyper-V R2 or Hyper-V v2.0 (depending on your opinion on Hyper-V) and comes with a load of new features and hardware support. Note: This information applies to Windows Server 2008 R2 during the ...