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This article introduces the relevant knowledge of "how to solve the problem that MySQL cannot be started after the modification of Linux host name". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Most MySQL have problems, just execute the MySQL initialization command: / usr/local/mysql/bin/mysql_install_db--user=mysql

The following error occurs when the hostname is incorrect and only restarts MySQL:

MySQL manager or server PID file could not be found! [FAILED] Starting MySQL.Manager of pid-file quit without updating fi [FAILED]

It will indicate that the PID cannot be found, and you will find that it is still the original hostname:

[root@linuxidc.com ~] # ps aux | grep mysql mysql 16433 0.00.2 36636 5756? Sl 15:07 0:00 / usr/local/mysql/libexec/mysqld-- basedir=/usr/local/mysql-- datadir=/usr/local/mysql/var-- user=mysql-- log-error=/usr/local/mysql/var/hao9goAndSecondWeb.err-- pid-file=/usr/local/mysql/var/hao9goAndSecondWeb.pid-- socket=/tmp/mysql.sock-- port=3306 root 16992 0.0 4020 704 pts/0 S + 15:11 0:00 grep mysql

Run the following code:

Kill-9 and then service mysql start saw the green OK, [root@linuxidc.com ~] # service mysql start Starting MySQL. [OK] "how to solve the problem that MySQL cannot be started after Linux hostname modification" ends here. Thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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