You can edit the settings of your vSAN cluster to change the method for claiming disks and to enable deduplication and compression.
Edit the settings of an existing vSAN cluster if you want to enable deduplication and compression, or to enable encryption. If you enable deduplication and compression, or if you enable encryption, the on-disk format of the cluster is automatically upgraded to the latest version.
- Navigate to the vSAN host cluster.
- Click the Configure tab.
Option Description vSphere Client
- Under vSAN, select Services.
- Click the Edit button for the service you want to configure.
- Enable or disable deduplication and compression.
- Configure vSAN encryption.
- Configure vSAN performance service.
- Configure iSCSI target service.
- Configure advanced options:
- Object Repair Timer
- Site Read Locality for stretched clusters
- Thin Swap provisioning
- Large Cluster Support for up to 64 hosts
- Automatic Rebalance
- Modify the settings to match your requirements.
vSphere Web Client
- Under vSAN, select General.
- Click the vSAN is turned ON Edit button.
- (Optional) If you want to enable deduplication and compression on the cluster, select the Deduplication and compression check box. vSAN will automatically upgrade the on-disk format, causing a rolling reformat of every disk group in the cluster.
- (Optional) If you want to enable encryption on the cluster, select the Encryption check box, and select a KMS server. vSAN will automatically upgrade the on-disk format, causing a rolling reformat of every disk group in the cluster.
- Click OK or Apply to confirm your selections.