MAC MYSQL Start Error: The server quit without updating PID

1. System configuration information:

System MacOS bigsur 11.6
MySQL 8.0.26

2. Start MySQL service:

sudo /usr/local/mysql/support-files/mysql. server start

The error message is as follows:

Starting MySQL
.. ERROR! The server quit without updating PID file (/usr/local/mysql/data/jinjideleishen.local.pid).

Solution commands
mac default user is _mysql, under linux the default user of mysql is mysql
Use chown to change the owner of the specified file to the specified user or group
-R : Process all files in the specified directory and its subdirectories

sudo chown -R _mysql:_mysql /usr/local/mysql/

Restart successful:

 sudo /usr/local/mysql/support-files/mysql.server restart
 ERROR! MySQL server PID file could not be found!
Starting MySQL
.................................................... SUCCESS!

3. Stop MySQL service

sudo /usr/local/mysql/support-files/mysql.server stop

4. Restart MySQL service

sudo /usr/local/mysql/support-files/mysql.server restart

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