这个问题困扰了我,可能有两个原因. 1.文件夹权限不够,至少也要给出 USERS 组的可读可写权限: 2.文件夹的磁盘满了,文件写不进去了: 如果是这个不能创建和写的问题,很大的概率就是文件的权限.没有网上一大堆的解释. 改变方法: 1 #chown -R mysql:mysql /usr/local/mysql/  改变用户组的读写权限 注意这里的文件夹路径. 2 以上应该就可以解决问题了,如果还没解决 除了给目录授权之外,还要修改一下目录的上下文安全 chcon -R -t mysqld_d…

1.首先应该想到 授权 chown -R mysql:mysql /var/mysql/data  给mysql 用户 2.vim /etc/my.cnf [mysqld] datadir = /var/mysql/data log_error = /usr/local/mysql/data/error tmpdir = /var/tmp 3.vim /etc/hosts 127.0.0.1 root 4. /usr/local/mysql/script/mysql_install_db   -…

1.安装[root@RAC2 mysql]# rpm -ivh MySQL-server-5.6.12-2.rhel5.x86_64.rpm Preparing... ########################################### [100%] 1:MySQL-server ########################################### [100%][root@RAC2 mysql]# rpm -ivh MySQL-client-5.6.12-2.…

-- :: [Note] InnoDB: Renaming log file ./ib_logfile101 to ./ib_logfile0 -- :: [Warning] InnoDB: New log files created, LSN= -- :: [Note] InnoDB: Doublewrite buffer not found: creating new -- :: [Note] InnoDB: Doublewrite buffer created -- :: [Note] I…

sh-4.1# /etc/init.d/mysqld status ERROR! MySQL is not running, but lock file (/var/lock/subsys/mysql) exists sh-4.1# /etc/init.d/mysqld start Starting MySQL. ERROR! The server quit without updating PID file (/data1/mysql/mysql.pid). sh-4.1# rm mysql…

ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var mysql 启动不了   ps -A | grep -i mysql kill 列出来的进程 service mysql start 我的问题就解决了 ---------------------------------------------- Fedora8启动mysql 报错:ERROR 2002 (HY000): Can't connec…

[root@admin-node subsys]# service mysql startStarting MySQL. ERROR! [root@admin-node subsys]# service mysql status ERROR! MySQL is not running, but lock file (/var/lock/subsys/mysql) exists /var/lock/subsys/mysql存在的原因可能是以前没有卸载干净或者上次意外退出.直接将其删除就可以了,删除…

Turning logging off for the whole duration of the MySQL server process. File '/var/log/slow_query.log' not found (Errcode: 13 - Permission denied) [ERROR] Could not open /var/log/slow_query.log for logging (error 13). Turning logging off for the whol…

启动时候错误代码:Starting MySQL[FAIL.] The server quit without updating PID file (/var/run/mysqld/mysqld.pid). ... failed! lnmp作者军哥给的解答是:     这里面没有任何错误信息,按[FAIL.] The server quit without updating PID file (/var/run/mysqld/mysqld.pid     这个看可能又另外安装了mysql或存在其他…

Ruby使用DBI连接MySQL数据库一般为: require "dbi" dbh = DBI.connect("dbi:Mysql:test:localhost", "root", "123456") dbh.disconnect if dbh 但是当mysql数据库端口改变时,如果直接在“dbi:Mysql:test:localhost”后面加上端口号,如“dbi:Mysql:test:localhost:10086”,将…