查看mysql日志路徑的方法：
1.登錄mysql終端，查看命令如下：
日志文件路徑：
mysql> show variables like 'general_log_file';+------------------+------------------------------------+
| Variable_name | Value |
+------------------+------------------------------------+
| general_log_file | /usr/local/mysql/data/localhost.log |
+------------------+------------------------------------+
1 row in set (0.00 sec)
錯誤日志文件路徑：
mysql> show variables like 'log_error';+---------------+------------------------------------+
| Variable_name | Value |
+---------------+------------------------------------+
| log_error | /usr/local/mysql/data/localhost.err |
+---------------+------------------------------------+
1 row in set (0.00 sec)
慢查詢日志文件路徑:
mysql> show variables like 'slow_query_log_file';+---------------------+-----------------------------------------+
| Variable_name | Value |
+---------------------+-----------------------------------------+
| slow_query_log_file | /usr/local/mysql/data/localhost-slow.log |
+---------------------+-----------------------------------------+
1 row in set (0.01 sec)
