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How to configure VSAN cluster on VMware ?

Once you have set up the dedicated VSAN network, then you can start configuring VSAN cluster.Before proceeding with VSAN cluster , please make sure that ESXi hosts are connected with solid state drives.(SSD). VMware Recommends to have SSD on each VSAN diskgroup to improve the read and write performance.At the time of VSAN cluster  creation, do not enable the vSphere HA, vSphere DRS and vMotion features. Those features can be enabled after completion of VSAN part. In this article we will see that how to configure the cluster for VSAN and  enabling the  VSAN feature.

Before proceeding with Cluster configuration, Please make sure that dedicated VSAN network is configured on all the three ESXi hosts.

1. Login to vSphere Client .

Login to vSphere Client
Login to vSphere Client

2.Right click on the datacenter and create a new cluster.

Create a New Cluster
Create a New Cluster

3.Enter the cluster name and do not turn on any services.

Enter the VSAN cluster Name
Enter the VSAN cluster Name

4.Once the cluster is created, now time to move the hosts into that cluster.

Move hosts in to VSAN cluster
Move hosts in to VSAN cluster

5.Select all the three hosts for VSAN cluster.

Select the ESXi hosts for VSAN
Select the ESXi hosts for VSAN

6.Once the wizard is completed, you can see the cluster summary something like below one.

Cluster Summary
Cluster Summary

7.Turn on the VSAN feature in cluster.Navigate to cluster – > Manage – > Settings and click on Edit

Navigate to Cluster settings and Edit the VSAN
Navigate to Cluster settings and Edit the VSAN

8.Turn ON virtual SAN and select manual for storage.

Turn ON VSAN and Set Manual for Storage
Turn ON VSAN and Set Manual for Storage

9.You can see the VSAN configuration progress in tasks.

Task Status
Task Status

10.By verifying the network status, we can come to know that all the three hosts are configured with VSAN .

Check the status of VSAN
Check the status of VSAN

Now you can turn ON VMware HA and DRS for VM availability and load balancing.

Edit and click on Turn ON
Edit and click on Turn ON

Here is the snap of HA services.

Turn ON VMware HA
Turn ON VMware HA

We have successfully configured the VSAN cluster . Next step would be configuring the storage for VSAN.

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