Sometimes ESXi 6.5 detects a datastore as a "snapshot" LUN and refuses to mount it automatically to avoid data corruption.
If you'd like to troubleshoot a specific error message, tell me: The exact from the logs recover vmfs datastore esxi 6 5
esxcli storage vmfs snapshot mount -u <uuid> --force Sometimes ESXi 6
Before diving into the recovery process, it is essential to understand the VMFS datastore structure. A VMFS datastore consists of a header, a series of metadata blocks, and a data area. The header contains information about the datastore, such as its name, UUID, and version. The metadata blocks store information about the files stored on the datastore, including their names, locations, and sizes. a series of metadata blocks