How to Enable EVC in a HPE SimpliVity cluster

Please go through below VMware KBs before proceeding:

EVC modes:

https://kb.vmware.com/s/article/1005764

CPU compatibility:

https://www.vmware.com/resources/compatibility/search.php?deviceCategory=cpu

Procedure:

1. Disable vSphere HA 

2. Change DRS mode to Manual 

3. Power Off all VMs except OVCs 

4. Right click on each HPE Simplivity ESXi node and choose "All Simplivity Actions -> Shut Down Virtual Controller.." to shutdown OVCs one by one.

5. Enable EVC mode 

6. Power On all OVCs one by one. Wait between 10-15 minutes for each OVC to let all services to startup. 

7. Login to any OVC and run svt-federation-show. Confirm that all OVCs are Alive and Connected. 

8. Confirm that all ESXi nodes in the cluster can access the same Simplivity datastores.

9. Power On all VMs.