In the ESXi environment, fsck is typically used only for the Linux-based OS partitions of the host. For datastores where your virtual machines reside, VMware provides to handle metadata corruption, block allocation errors, and directory inconsistencies. When to Perform a VMFS Repair Consider a VMFS metadata check if you encounter:
If you are coming from a Linux background (ext4/xfs) or Windows (chkdsk), you will instinctively look for an equivalent to scan and fix metadata corruption on a VMFS datastore. The good news is that VMFS is remarkably resilient. The bad news is that when it breaks, the repair process is nothing like fsck . fsck vmfs repair
After a sudden power failure or SAN disconnect. In the ESXi environment, fsck is typically used
⭐⭐⭐☆☆ (3/5 – Useful but often misunderstood/obsolete) In the ESXi environment