Failover Cluster Service

Microsoft’s Failover Cluster Service is pretty straight forward but there are some tips and tricks to troubleshoot and fix issues.

Important PowerShell command

All of these commands should be done at an elevated PowerShell console. Some command need remote PowerShell Authentication to work on the remote machine.

Try gracefully removing the cluster without the -force option
Remove-ClusterNode -Name node4 -Force

Clean Up Cluster Nodes from Destroyed Clusters

If you destroyed a cluster and need to clean up its nodes so they can join a new cluster there is a command to clean the old cluster infomation.

• Using an elevated command prompt (Windows Server 2008)

cluster node <computername> /forcecleanup

• Using PowerShell (Server 2012 and later

Clear-ClusterNode -Name node4 -Force

References

• https://docs.microsoft.com/en-us/powershell/module/failoverclusters/clear-clusternode?view=windowsserver2019-ps
• https://docs.microsoft.com/en-us/powershell/module/failoverclusters/remove-clusternode?view=windowsserver2019-ps

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