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MySQL安裝過程中的報錯
[root@zs data]# /usr/local/mysql/bin/mysqld_safe –defaults-file=/etc/my.cnf &[1] 3758 [root@zs data]# 170720 14:41:24 mysqld_safe Logging to ‘/data/mysql/error.log’. 170720 14:41:24 mysqld_safe Starting mysqld daemon with databases from /data/mysql170720 14:41:25 mysqld_safe mysqld from pid file /data/mysql/node4.pid ended 170720 14:41:24 mysqld_safe Starting mysqld daemon with databases from /data/mysql2017-07-20 14:41:25 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use –explicit_defaults_for_timestamp server option (see documentation for more details)./usr/local/mysql/bin/mysqld: File ‘/data/mysql/mysql-bin.index’ not found (Errcode: 13 – Permission denied) 2017-07-20 14:41:25 4388 [ERROR] Aborting
解決思路:遇到這樣的報錯信息,我們要學(xué)會時時去關(guān)注錯誤日志 error log 里面的內(nèi)容??匆娏岁P(guān)鍵的報錯點Permission denied,證明當前 MySQL 數(shù)據(jù)庫的數(shù)據(jù)目錄沒有權(quán)限。
解決方法:
[root@zs data]# chown mysql:mysql -R mysql [root@zs data]# /usr/local/mysql/bin/mysqld_safe –defaults-file=/etc/my.cnf & [1] 4402 [root@zs data]# 170720 14:45:56 mysqld_safe Logging to ‘/data/mysql/error.log’. 170720 14:45:56 mysqld_safe Starting mysqld daemon with databases from /data/mysql
啟動成功。
如何避免這類問題,個人建議在安裝 MySQL 初始化的時候,一定加上–user=mysql,這樣就可以避免權(quán)限問題。
./mysql_install_db –basedir=/usr/local/mysql/ –datadir=/data/mysql/ –defaults-file=/etc/my.cnf –user=mysql
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