Return a set of VMs which prevent the host being evacuated, with per-VM error codes
| Return value | ||
| type | description | |
| Map[VM,Set[string]] | VMs which block evacuation together with reasons | |
| Parameters | ||
| name | type | description |
| session_id | session | valid session reference |
| self | host | The host to query |
| Errors | ||
| name | arguments | description |
- Message has both a synchronous and asynchronous version
- This is a custom message