https://community.spiceworks.com/topic/2256622-mount-existing-datastore-on-iscsi-vmfs-partition-in-esxi-6-7
https://serverfault.com/questions/784375/vm-inaccessible
mount vmfs partition in esxi
https://serverfault.com/questions/998817/mount-vmfs-partition-in-esxi
[root@esxi6:~] esxcfg-volume -l
Scanning for VMFS-6 host activity (4096 bytes/HB, 1024 HBs).
VMFS UUID/label: 5fd23c30-16acc074-006d-d09466c6d6af/esxi6-flash-ds
Can mount: Yes
Can resignature: Yes
Extent name: naa.6589cfc0000003c710fbb298e0d059e7:1 range: 0 - 511743 (MB)
[root@esxi6:~] esxcli storage vmfs snapshot list
5fd23c30-16acc074-006d-d09466c6d6af
Volume Name: esxi6-flash-ds
VMFS UUID: 5fd23c30-16acc074-006d-d09466c6d6af
Can mount: true
Reason for un-mountability:
Can resignature: true
Reason for non-resignaturability:
Unresolved Extent Count: 1
[root@esxi6:~] esxcli storage vmfs snapshot mount -u 5fd23c30-16acc074-006d-d09466c6d6af