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This article will explain in detail how to modify the location of log files in MySQL. The content of the article is of high quality, so the editor will share it for you as a reference. I hope you will have a certain understanding of the relevant knowledge after reading this article.

How to modify the location of MySQL log files

You need to change the location of the MySQL log file today, and you can't change it in / etc/my.cnf.

It was later found that the MySQL log bit was specified:

[chinastor.com-root@localhostetc] # psaux | grepmysqld

Root118300.50.045241204pts/0S03:030:00/bin/sh/usr/bin/mysqld_safe--datadir=/data/mysql--socket=/var/lib/mysql/mysql.sock--log-error=/var/log/mysqld.log--pid-file=/var/run/mysqld/mysqld.pid

Mysql118903.70.1404569076pts/0Sl03:030:00/usr/libexec/mysqld--basedir=/usr--datadir=/data/mysql--user=mysql--pid-file=/var/run/mysqld/mysqld.pid--skip-external-locking--port=3306--socket=/var/lib/mysql/mysql.sock

How to modify the location of MySQL log files

Root119090.00.03908664pts/0S+03:030:00grepmysqld

Chkconfig--list discovery is specified by chkconfigon

Vim/etc/init.d/mysqld learned that it has been configured here.

Get_mysql_optionmysqlddatadir "/ var/lib/mysql"

Datadir= "$result"

Get_mysql_optionmysqldsocket "$datadir/mysql.sock"

Socketfile= "$result"

Get_mysql_optionmysqld_safelog-error "/ var/log/mysqld.log"

Errlogfile= "$result"

Get_mysql_optionmysqld_safepid-file "/ var/run/mysqld/mysqld.pid"

Mypidfile= "$result"

Just change it here.

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