mysql bin-log 日志清理
发现mysql数据库目录中bin-log中日志文件非常大
[root@localhost var]# du -sh mysql-bin* | sort 1020K mysql-bin.000002 1.1G mysql-bin.000021 1.1M mysql-bin.000018 136K mysql-bin.000019 172K mysql-bin.000014 191M mysql-bin.000013 224M mysql-bin.000017 28K mysql-bin.000001 3.5M mysql-bin.000012 4.0K mysql-bin.000003 4.0K mysql-bin.000004 4.0K mysql-bin.000005 4.0K mysql-bin.000006 4.0K mysql-bin.000007 4.0K mysql-bin.000015 4.0K mysql-bin.000016 4.0K mysql-bin.index 5.5M mysql-bin.000011 63M mysql-bin.000008 64K mysql-bin.000009 65M mysql-bin.000022 72K mysql-bin.000010 863M mysql-bin.000020 [root@localhost var]# 登陆到mysql查看bin-log mysql> show binary logs; +------------------+------------+ | Log_name | File_size | +------------------+------------+ | mysql-bin.000001 | 27338 | | mysql-bin.000002 | 1038693 | | mysql-bin.000003 | 1272 | | mysql-bin.000004 | 126 | | mysql-bin.000005 | 126 | | mysql-bin.000006 | 126 | | mysql-bin.000007 | 126 | | mysql-bin.000008 | 64950073 | | mysql-bin.000009 | 57911 | | mysql-bin.000010 | 69548 | | mysql-bin.000011 | 5735460 | | mysql-bin.000012 | 3564763 | | mysql-bin.000013 | 199226556 | | mysql-bin.000014 | 170872 | | mysql-bin.000015 | 838 | | mysql-bin.000016 | 126 | | mysql-bin.000017 | 233747353 | | mysql-bin.000018 | 1128493 | | mysql-bin.000019 | 133652 | | mysql-bin.000020 | 903932814 | | mysql-bin.000021 | 1073745163 | | mysql-bin.000022 | 67963674 | +------------------+------------+ 22 rows in set (0.00 sec) mysql>
删除2014-06-01 00:01:01 之前的日志：
mysql> PURGE BINARY LOGS BEFORE '2014-06-01 00:01:01'; Query OK, 0 rows affected (0.21 sec) mysql>
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保留最后一次bin-logs
mysql> PURGE BINARY LOGS TO 'mysql-bin.000022'; Query OK, 0 rows affected (0.60 sec) mysql> mysql> mysql> mysql> mysql> mysql> show binary logs; +------------------+-----------+ | Log_name | File_size | +------------------+-----------+ | mysql-bin.000022 | 68830784 | +------------------+-----------+ 1 row in set (0.00 sec) mysql>