RHV: VM disks are locked when using Backup API

Solution Verified - Updated -

Issue

  • VM disks are locked when using Backup API.

  • When using the Backup API, the following sequence takes place:

    • Snapshot Disk X of VM-A
    • Attach Disk X (transient) of the snapshot to the agent-VM
    • Agent-VM does backup of disk
    • Download the disk image
    • Teardown Disk X
    • Detach the Disk from the agent-VM
    • Remove snapshot of Disk X

Environment

  • Red Hat Virtualization 4.3.5
    • Using the backup API
    • Block Storage

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