Sunday, March 26, 2017

Windows 2012/2016 Hyper-V Cluster

Setting up a 21012 Hyper-V Failover Clustering

  1. Setup the networks & storage for nodes
  2. Install Hyper-V & Failover Clustering roles on nodes
  3. Validate the cluster configuration 
  4. Create the cluster
  5. Setup disk or file share as witness if required (for even node clusters)
  6. Create a VM & configure it highly available 
  7. Install the guest OS on VM

Witness Configuration

For a two-node cluster, the quorum configuration will be Node and Disk Majoritya the default for a cluster with an even number of nodes. Node and Disk Majority means that the nodes and the witness disk each contain copies of the cluster configuration, and the cluster has quorum as long as a majority (two out of three) of these copies are available.

Troubleshooting Checklist.

  1. For cloned VMs which are going to be part of a domain, ensure the image is sysprep'ed before deploying the VMs.
  2. Network used for clustered are up and named similarly.
  3. The storage disks are up and available, the witness should have ntfs partition and so does the CSV.
  4. If VM migration fails, check no CD/DVD/image is mounted.
  5. Ensure the cluster share has appropriate rights (CSV conversion of a disk does this automatically) in case of using a file share for CSV, reset the folder permission to "Everyone" with full permission. This is assuming that file share is a separate network and only accessible from the HyperV hosts.


Reference :- Windows 2012 HyperV Cluster

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