Home Data Center VMware: Scaling 2-node VSAN (ROBO) to a 3-node or more

VMware: Scaling 2-node VSAN (ROBO) to a 3-node or more

VMware: Scaling 2-node VSAN (ROBO) to a 3-node or more

Cormac Hogan posted

We recently had a question from our field staff on behalf of a customer who is considering a 2-node VSAN (remote office/branch office) deployment. The query was regarding scale out of the VSAN deployment, should they reach resource limits on the 2-node implementation. We gave this some consideration, and the following were the sequence of events we thought an administrator may have to run through.

The assumption is that the current 2-node setup is in production with a witness appliance.


  1. Decommission 2-node setup to remove witness appliance
    • Delete witness disk group from witness host
    • Remove witness host from VSAN cluster
    • Remove fault domains associated with the 2-node VSAN cluster
      • This leaves you with a 2 node VSAN cluster with 2 copies of the data and no witness components.
      • This also leaves the…

Read the entire article here, Scaling 2-node VSAN (ROBO) to a 3-node or more

via the fine folks at VMware!

VMware VMware is the leader in virtualization and cloud infrastructure solutions that enable businesses to thrive in the Cloud Era. Customers rely on VMware to help them transform the way they build, deliver and consume Information Technology resources in a manner that is evolutionary and based on their specific needs. With 2013 revenues of $5.21 billion, VMware has more than 500,000 customers and 75,000 partners. The company is headquartered in Silicon Valley with offices throughout the world and can be found online at www.vmware.com.

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