| Option | --log | |
| Config File Options | log | |
| Description | Write all messages, visible and hidden, to this file. You may specify a filename, 'pid' or 'timestamp'. | |
| Value Type | numeric | |
| Option | --log-slave-updates | |
| Config File Options | log-slave-updates | |
| Description | Should slaves log updates to binlog | |
| Value Type | string | |