Failover cluster of Windows 2012 R2 nodes - in-place upgrade

Jaroslav Dancak 0 Reputation points
2023-03-27T07:15:02.76+00:00

Hello,

looking for some step by step instruction, recommendation or best practices for in-place upgrade of Windows 2012 R2 failover cluster nodes.

thank you.

Windows Server 2012
Windows Server 2012
A Microsoft server operating system that supports enterprise-level management, data storage, applications, and communications.
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Windows Server Clustering
Windows Server Clustering
Windows Server: A family of Microsoft server operating systems that support enterprise-level management, data storage, applications, and communications.Clustering: The grouping of multiple servers in a way that allows them to appear to be a single unit to client computers on a network. Clustering is a means of increasing network capacity, providing live backup in case one of the servers fails, and improving data security.
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  1. Limitless Technology 43,926 Reputation points
    2023-03-27T12:45:15.9333333+00:00

    Hello

    Thank you for your question and reaching out. I can understand you are having query\issues related to Cluster OS upgrade.

    Below are official guides from Microsoft for Cluster OS upgrade.

    https://learn.microsoft.com/en-us/windows-server/failover-clustering/upgrade-option-same-hardware

    https://learn.microsoft.com/en-us/windows-server/failover-clustering/cluster-operating-system-rolling-upgrade

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