最近遇到一个故障和磁盘满有关系,并且同事也发现经常有磁盘满导致操作hang住无响应的情况,于是抽时间研究了一下这2种情况. 一.磁盘满了之后MySQL会做什么? 我们看下官方的说法 When a disk-full condition occurs, MySQL does the following: * It checks minutes it writes an entry to the log file, warning about the disk-full condition. 其实M
早上来发现 redis 不能用,报 MISCONF Redis is configured to save RDB snapshots, but it is currently not able to persist on disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapsh
参考链接 No space left on device 解决Linux系统磁盘空间满的办法http://www.cnblogs.com/aspirant/p/3604801.html如何解决linux报No space left on device错误http://blog.csdn.net/u011957758/article/details/53750419 一.错误现象 二.检查磁盘空间 1.查看根目录 [root@7C4z5D96-tomcat-uwMQGbBT opt]# cd \
1.查看已有表空间,找到回退表空间 SELECT * FROM DBA_TABLESPACES WHERE CONTENTS='UNDO' 2.创建新的回退表空间 create undo tablespace UNDO_RBS1 datafile 'E:\oracle\product\10.2.0\oradata\orcl\UNDOTBS02.DBF' size 1000m; 3.修改系统回退表空间为2中新建的表空间 alter system set undo_tablespace=undo_r