Fix Vmdk Corruption ((hot)) May 2026

Edit to match:

vmkfstools -x repair /vmfs/volumes/datastore/VM/VM.vmdk Windows/Linux: fix vmdk corruption

To repair:

vmkfstools -x check /vmfs/volumes/datastore/VM/VM.vmdk Output indicates OK or CORRUPT . ⚠️ Always create a backup of the VMDK

Overview A VMDK (Virtual Machine Disk) file can become corrupted due to improper shutdowns, storage errors, snapshot failures, or network interruptions. This guide covers detection, built-in VMware tools, third-party utilities, and recovery strategies. ⚠️ Always create a backup of the VMDK file before attempting any repair. 1. Identify the Type of VMDK Corruption | Symptom | Likely Issue | |---------|---------------| | VM fails to power on, “Disk node” error | Corrupted descriptor file | | VM powers on but OS not booting | Partition or file system damage inside VMDK | | Snapshot consolidation fails | Dirty snapshot chain | | “Disk is corrupted” in VMkernel log | Metadata corruption | built-in VMware tools