MySQL Purge Binary Logs

1. Change to the directory containing the binary log files.
   1. Note the last time on the first to newest mysql-bin.######, use that time for the purge binary logs before command.
2. Flush the logs.
   1. # mysqladmin flush-logs -p -uroot
3. Login to MySQL.
   1. mysql -p -uroot
4. Purge the binary logs.
   1. mysql> purge binary logs before 'yyyy-mm-dd hh:mm:ss' (note: the seconds is optional)

Further Reading

1. MySQL Reference Guide - PURGE BINARY LOGS Syntax