Version: '5.7.9-log' socket: '' port: 3309 MySQL Community Server (GPL)
2015-11-17T22:27:53.144577Z 3 [Note] Aborted connection 3 to db: 'susung' user: 'susung' host: 'localhost' (Got an error reading communication packets)
2015-11-17T22:32:17.670000Z 74 [Note] Aborted connection 74 to db: 'susung' user: 'susung' host: 'localhost' (Got an error reading communication packets)
This my.ini line solved my problem:
log_error_verbosity=1
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