QEMU Machine Protocol Events
                   ============================

DUMP_COMPLETED
--------------

Emitted when the guest has finished one memory dump.

Data:

- "result": DumpQueryResult type described in qapi-schema.json
- "error": Error message when dump failed. This is only a
  human-readable string provided when dump failed. It should not be
  parsed in any way (json-string, optional)

Example:

{ "event": "DUMP_COMPLETED",
  "data": {"result": {"total": 1090650112, "status": "completed",
                      "completed": 1090650112} } }

MIGRATION_PASS
--------------

Emitted from the source side of a migration at the start of each pass
(when it syncs the dirty bitmap)

Data: None.

  - "pass": An incrementing count (starting at 1 on the first pass)

Example:
{"timestamp": {"seconds": 1449669631, "microseconds": 239225},
 "event": "MIGRATION_PASS", "data": {"pass": 2}}