💡 The Witness Appliance requires very little compute power. Even the "Large" configuration only requires 2 vCPUs and 32GB of RAM. Key Requirements Before Deployment
| vSAN Cluster Version | Witness Appliance Version | |----------------------|----------------------------| | 8.x | 8.x | | 7.x | 7.x or 8.x (backward compatible) | | 6.7 | 6.7 U3 or newer |
Click the button. The file name typically looks like: VMware-vSAN-Witness-<version>.ova (e.g., VMware-vSAN-Witness-8.0.0-xxxx.ova ). download vsan witness appliance
Use a 1 GbE or 10 GbE dedicated link. The Witness sends heartbeats every second (small packets), but latency is the enemy.
Before downloading and deploying the vSAN Witness Appliance, ensure you meet the following prerequisites: 💡 The Witness Appliance requires very little compute
The is a tiny but mighty VM that prevents catastrophic split-brain scenarios in stretched clusters and ROBO sites. While searching for how to download vSAN Witness Appliance might lead you down a rabbit hole of broken links, the official path is always through VMware Customer Connect at my.vmware.com .
You need two distinct VMkernel adapters on the Witness: Management: For vCenter communication. WitnessPG: For communication with the vSAN data nodes. Before downloading and deploying the vSAN Witness Appliance,
Search for "VMware vSAN" in the product list.