Delta Vmdk Jun 2026

If a backup job fails, it might leave a Delta file attached to the VM configuration, even though the snapshot manager looks empty.

All subsequent "write" operations from the Guest OS are diverted to this delta file. delta vmdk

Do not use snapshots as a backup solution. Delete snapshots as soon as they are no longer needed (ideally within 24-72 hours). If a backup job fails, it might leave