VMware Virtual Machine File System (VMFS) is a high-performance cluster file system designed for storing virtual machine files, including disks, snapshots, and configuration data. The partition table on a VMFS datastore is a critical component that defines where the VMFS volume begins and ends on the physical LUN or disk.
Total sectors = last number.
: The partition table is small, but losing it can take down entire virtual infrastructure. Treat it with the respect it deserves. Need help? Always test recovery procedures in a lab environment before applying to production systems.
ls /vmfs/devices/disks/ Look for the affected LUN. It will look something like: naa.600601605a281b00c1d5b86c5a3be011
partedUtil get /vmfs/devices/disks/naa.xxxxxxxxxxxx Example output: 60801 255 63 976773168
List all storage devices:
df -h /vmfs/volumes/ If the datastore shows but VMs are not visible, run:
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