Resize VMFS Partition ESXi
Also see https://kb.vmware.com/s/article/2002461
Get Datastore:
vmkfstools -P /vmfs/volumes/DATASTORE/ VMFS-6.82 (Raw Major Version: 24) file system spanning 1 partitions. File system label (if any): DATASTORE Mode: public Capacity 1920118816768 (1831168 file blocks * 1048576), 813595361280 (775905 blocks) avail, max supported file size 70368744177664 Disk Block Size: 512/512/0 UUID: 5d6e2640-3368bb72-b4c4-8030e039ac8c Partitions spanned (on "lvm"): naa.600508b1001xxxxxxxxxxxxxxxxxxxxx:1 Is Native Snapshot Capable: NO
Get Disk:
partedUtil get "/vmfs/devices/disks/naa.600508b1001xxxxxxxxxxxxxxxxxxxxx" 583666 255 63 9376594600 1 2048 3750635520 0 0
First row is disk geometry
Second row, fields are: partition number, starting sector, ending sector, type, attribute
[etc.]
Get Sectors available: partedUtil getUsableSectors "/vmfs/devices/disks/naa.600508b1001xxxxxxxxxxxxxxxxxxxxx" 34 9376594566
Resize the partition:
partedUtil resize "/vmfs/devices/disks/naa.600508b1001xxxxxxxxxxxxxxxxxxxxx" 1 2048 9376594566
partedUtil cmd disk partition start-sector end-sector
Fix the GPT:
partedUtil fixGpt "/vmfs/devices/disks/naa.600508b1001xxxxxxxxxxxxxxxxxxxxx" FixGpt tries to fix any problems detected in GPT table. Please ensure that you don't run this on any RDM (Raw Device Mapping) disk. Are you sure you want to continue (Y/N): Y gpt 583666 255 63 9376594600 1 2048 9376594566 AA31E02A400F11DB9590000C2911D1B8 vmfs 0
Done.
Hope this helps you.
cheers.