First, identify the VMFS device UUID:
esxcli storage vmfs snapshot list Then, mount it manually: repair vmfs volume
VMFS (Virtual Machine File System) is the backbone of VMware vSphere datastores. While robust, it is not immune to corruption. Issues can arise from sudden power loss, faulty storage hardware, improper VMFS version upgrades, or failed LUN resizing. First, identify the VMFS device UUID: esxcli storage
esxcli storage vmfs extent list This shows all VMFS extents and their mount status. An unmounted volume will have no device listed or show "unmounted". Sometimes, automatic mounting fails but a manual mount works. faulty storage hardware