现象 [ERROR] lines containing "Sort aborted" are present in the MySQL error log file. [Warning] Sort aborted : Out of memory (Needed 24 bytes) [ERROR] Sort aborted From MySQL 5.5.11 onward: [ERROR] mysqld: Out of sort memory; consider increasing s…

Summary: this tutorial shows you how to use MySQL handler to handle exceptions or errors encountered in stored procedures. When an error occurs inside a stored procedure, it is important to handle it appropriately, such as continuing or exiting the c…

This tutorial shows you how to use MySQL handler to handle exceptions or errors encountered in stored procedures. When an error occurs inside a stored procedure, it is important to handle it appropriately, such as continuing or exiting the current co…

[问题] 最近查看MySQL的error log文件时,发现有很多服务器的文件中有大量的如下日志,内容很长(大小在200K左右),从记录的内容看,并没有明显的异常信息. 有一台测试服务器也有类似的问题,为什么会记录这些信息,是谁记录的这些信息,分析的过程比较周折. Status information: Current dir: Running threads: 2452  Stack size: 262144 Current locks: lock: 0x7f783f5233f0: Key c…

[问题] 最近查看MySQL的error log文件时,发现有很多服务器的文件中有大量的如下日志,内容很长(大小在200K左右),从记录的内容看,并没有明显的异常信息. 有一台测试服务器也有类似的问题,为什么会记录这些信息,是谁记录的这些信息,分析的过程比较周折. Status information: Current dir: Running threads: 2452  Stack size: 262144 Current locks: lock: 0x7f783f5233f0: Key c…

This chapter lists the errors that may appear when you call MySQL from any host language. The first list displays server error messages. The second list displays client program messages. Server error information comes from the following files: The Er…

转自: http://icesquare.com/wordpress/mysql-starting-mysql-error-the-server-quit-without-updating-pid-file/ 他也是更新系统后出现的这个问题,我是更新之后出现的该问题,所以按照他的思路删掉配置文件就可以启动了,至于为什么会出现这种问题,回头有时间再仔细研究下. This step-by-step guide is mainly for FreeBSD, however the idea is th…

版本:5.5.14 性能测试部-测试环境数据库 1.在性能测试过程中大量的日志,测试人员直接使用 rm -rf 删除所有 2.重启数据库时,出现报错,导致数据库无法启动,查看报错日志,报错信息如下: /export/servers/mysql/bin/mysqld: File './mysql-bin.000003' not found (Errcode: 2)140325 16:31:16 [ERROR] Failed to open log (file './mysql-bin.000003…

不小心将服务器OS给重启了,再启动数据库的时候,出现了很奇怪的问题 [root@dev run]# service mysql restart ERROR! MySQL server PID file could not be found! Starting MySQL.. ERROR! The server quit without updating PID file (/var/lib/mysql/run/mysql.pid). 无法启动mysql,后来上网找了一下解决方法,无非就是以下几种…

MySQL安装完server端和客户端后,登录Mysql时报错:[root@rhel204 MySQL 5.6.23-RMP]# mysqlERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)[root@rhel204 MySQL 5.6.23-RMP]# service mysql startStarting MySQL.[ OK ][root…