=== Create backing chain and start VM ===

Formatting 'TEST_DIR/PID-t.qcow2.mid', fmt=qcow2 size=134217728 cluster_size=65536 lazy_refcounts=off refcount_bits=16

Formatting 'TEST_DIR/PID-t.qcow2', fmt=qcow2 size=134217728 cluster_size=65536 lazy_refcounts=off refcount_bits=16

=== Start background read requests ===

=== Run a commit job ===

{"execute": "block-commit", "arguments": {"auto-finalize": false, "device": "overlay", "job-id": "job0", "top-node": "mid"}}
{"return": {}}
{"execute": "job-finalize", "arguments": {"id": "job0"}}
{"return": {}}
{"data": {"id": "job0", "type": "commit"}, "event": "BLOCK_JOB_PENDING", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
{"data": {"device": "job0", "len": 134217728, "offset": 134217728, "speed": 0, "type": "commit"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}