Tag Archives: Cluster

The cluster resource could not be deleted since it is a core resource

The last month, I wanted to change the Witness of a cluster from a Cloud Witness to a File Share Witness. The cluster is a 2-node S2D cluster and as discussed with Microsoft, Cloud Witness should not be used with a 2-node cluster. If the Cloud Witness fails (for example when subscription has expired), the cluster can crashes. I’ve experienced ...

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Upgrade Virtual Machine Manager 2012 R2 in High Availability to Technical Preview 2

Currently the last build for the next release of Virtual Machine Manager is the Technical Preview 2 (maybe Technical Preview 3 in the end of the month). In this topic, I will explain how to upgrade Virtual Machine Manager 2012 R2 installed in high availability to the Technical Preview 2. Architecture Overview My Virtual Machine Manager nodes are in a failover ...

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Implement a Hyper-V Cluster from VMM 2012R2

To support the high availability of Virtual Machines, a Hyper-V Cluster is often implemented. In a high density environment, Hyper-V hosts are almost always managed from Virtual Machine Manager (VMM). VMM enables to centralize the management of your fabric (virtual network, storage and Hypervisor). So VMM is able to manage Hyper-V cluster from implementation to management. In this topic I ...

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