Posted in: VMware, vSAN

Deleting Inaccessible vSAN Objects

Sometimes you may see few objects in Inaccessible state in vSAN cluster. Any disruptive action like abrupt power failure, or swap objects could be the reason for inaccessible objects.If the objects are no longer needed, we can check and get rid of them. SSH into vCenter and browse to vSAN cluster in RVC : Run […]

Posted in: VMware, vSAN

How to silence vSAN Health checks

vSAN Health checks can be silenced through UI as well as RVC. Using both methods, we can silence the check, also restore any silent check. Through vSphere UI :- Through vCenter Ruby Console (RVC) :- RVC method uses the check IDs to silence or restore vSAN health checks. To list the status of all checks, […]

Posted in: VMware, vSAN

vSAN Encryption

vSAN provides feature to encrypt the data at rest. Below are pre-requisites to enable vSAN encryption – You will need a Key Management Server (KMS) vCenter should establish a trusted connection with the KMS server and vice versa User should have privileges on vCenter :Host.Inventory.EditClusterCryptographer.ManageEncryptionPolicyCryptographer.ManageKMSCryptographer.ManageKeys To enable encryption, Go to cluster -> Configure tab -> […]

Posted in: VMware, vSAN

vSAN TRIM/UNMAP

Automated UNMAP/TRIM feature is available in VSAN 6.7U1 onwards. However it is disabled by default, and has to be enabled. This feature is supported only on VMs with Hardware version 11 or later (Windows) and Hardware version 13 (Linux VMs). Virtual Machines needs to be Power cycled after enabling TRIM/UNMAP. Enabling TRIM/UNMAP on cluster is […]