The "VMFS partition table missing" error is a critical situation where an ESXi host can no longer see a VMFS datastore because the underlying partition table on the LUN has been corrupted or deleted. This typically leaves the disk appearing as "unallocated" or "raw," though the actual virtual machine data often remains intact.
If partedUtil returns an error or shows no partitions, the partition table is indeed missing or corrupt. vmfs partition table missing
Before panic sets in, it is critical to understand that this error does not always mean your virtual machine data is lost. Often, it is caused by logical corruption, metadata issues, or configuration mismatches rather than physical disk failure. The "VMFS partition table missing" error is a
Type n for new, then p for primary, and 1 for the first partition. Before panic sets in, it is critical to
If you see the text VMFS or VMFS-volume in the hexdump output, the data is still there.
Does this mean your data is gone? Not necessarily.