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Posts Tagged ‘Cluster

Hyper-V R2 Live Migration White Paper

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For those of you that are starting with Hyper-V Live migration, this Document may be a god start.


Written by IT Core

February 11, 2010 at 10:09 PM

Hyper-V R2: Live Migration common problems

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Recently the ASKCORE Team wrote an excellent article about the most common problems that they receive from their clients regarding to Hyper-V R2 Live Migration.

According to them, the most common problems are related with some bad habits and bad decisions regarding to network configurations. The article also explain some techniques to increase the speed of the process (they’ve called it – Bonus Material :)).

Read more at “The devil may be in the networking details.”


Written by IT Core

January 2, 2010 at 10:53 PM

Cluster Validation Error due duplicate GUID information

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The ASK Core Team recently blogged about an error that may occur in clusters if you use imaging to deploy servers without using sysprep.

The error:
Failover Cluster Validation Firewall Error in Windows Server 2008 R2
“An error occurred while executing the test. There was an error verifying the firewall configuration. An item with the same key has already been added”

Lesson learned, always use supported methods (Like Sysprep) to deploy the servers, especially when using imaging or disk rollback procedures
Read more Here

Written by IT Core

January 2, 2010 at 10:30 PM

Posted in Tools, Troubleshooting

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