VMFS has a but with limits:
vmkfstools -e /vmfs/devices/disks/<NAA_ID>
Before you panic and reach for your backups, there’s hope. In many cases, . repair vmfs metadata
vmkfstools --fscheck /vmfs/devices/disks/naa.XXXXX:1
If your logs are screaming about errors like VMFS: Metadata error , take a deep breath. You are likely facing VMFS metadata corruption. VMFS has a but with limits: vmkfstools -e
This command queries the VMFS file system header. If it returns errors or says "No VMFS found," but you are certain the LUN is valid, proceeding with a check is safe.
Unlike a standard file system (like NTFS or EXT4), VMFS allows multiple hosts to access the same storage device simultaneously. To manage this, it uses . there’s hope. In many cases
Several third-party tools are available to repair VMFS metadata, including: