Tag Archives: cluster

VMM: The version of virtualization software or the VMM agent is unsupported

I have been adding a┬áDell VRTX as a Hyper-V 2012 R2 cluster to my System Center Virtual Machine Manager 2012 R2 system. I have two nodes M620 nodes and some shared storage in the VRTX chassis. I created the cluster, … Continue reading

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VMware resource reservations and HA

vSphere HA is the feature that restarts VMs from a failed host on another host in your HA cluster. Brutal, but if a host dies in the middle of the night it might be better than leaving all the VMs … Continue reading

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Windows Failover Clustering using Clariions and Mirrorview on vSphere

This is how I’ve implemented a semi-resilient back end for Blackboard. But the techniques employed could be used for anything that doesn’t support some kind of application-level replication such as SQL Mirroring, but does run as a Windows service (and … Continue reading

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