Vmdk Corrupted | Full Version |

vmkfstools -x repair /vmfs/volumes/datastore01/server01/server01.vmdk Output: "Failed to repair disk. Disk chain is inconsistent."

Scenario: VMware ESXi environment, version 7.0.3. VM: Legacy SQL Server. vmdk corrupted

# Disk DescriptorFile version=1 CID=fffffffe parentCID=fffffffe createType="vmfs" RW 419430400 VMFS "server01-flat.vmdk" vmdk corrupted

#!/bin/bash # vmdk_integrity_check.sh # Checks for early signs of VMDK corruption DATASTORE_PATH="/vmfs/volumes/VM_Storage" LOG_FILE="/var/log/vmdk_health.log" vmdk corrupted

[SUCCESS] Grain table rebuilt. 1,892,471 sectors recovered. [WARNING] 204 sectors unrecoverable (log files, temporary data). The SQL database performs a recovery on mount. I lose 15 minutes of transaction log data. The business accepts the loss. To prevent this, implement a VMDK health check cron job on the ESXi host: