最近在进行purge binary logs的时候遇到一个错误如下, ERROR 4085 (HY000): Could not purge binary logs since another session is executing LOCK INSTANCE FOR BACKUP. Wait for that session to release the lock. 当然这个错误提示非常明显,就是在某个session执行了LOCK INSTANCE FOR BACKUP的情况下,不允许进 ...