VM Will Not Start After Storage Recovery
A recovered datastore or RAID volume can appear online while a priority virtual machine still will not start. The VM may have missing configuration files, an incomplete VMDK chain, guest-filesystem damage, database inconsistency, or files recovered from different storage moments.
Do not keep powering on the only recovered copy or let the guest operating system run automatic repair. Preserve the recovered VM files and work from a separate copy.
What this condition means
Storage recovery restores readable structures; it does not guarantee that every file represents one application-consistent point in time. A VM can fail before boot, during guest filesystem checks, or only when databases and applications start.
The error boundary helps identify the next layer: VMware configuration, virtual-disk chain, guest filesystem, operating system, database, or application data.
What to record
- Exact VMware power-on and disk-opening errors
- Complete recovered VM directory and file sizes
- VMDK and snapshot files selected during recovery
- Guest operating system and critical applications or databases
- Filesystem repair, boot repair, attach, restore, or repeated power-on attempts
What not to do
- Run automatic guest repair on the only recovered copy
- Replace descriptors or snapshot parents by guesswork
- Discard files that appear older without validating the chain
- Overwrite the recovered VM with a new VM configuration
- Assume successful boot proves database or application consistency
How ADR evaluates it
ADR separates the VMware, virtual-disk, guest-filesystem, database, and application layers, then validates the files required by the business rather than repeatedly testing the only recovered VM.
The recovery target may be a bootable VM, a repaired virtual disk, selected databases, or priority files. That choice depends on which layers remain consistent and what the business needs first.
What happens next
A VM that will not start can still contain recoverable business data. The correct result may come from repairing the VM chain, mounting a protected virtual disk, or extracting priority data without booting the guest.