Binary installation mysql Initialization password problem

For binary installation, please refer to https://blog.csdn.net/D1179869625/article/details/125213724

1. Save the initialization password to the log file

#  Use  --initialize  Parameter initialization  mysql  Password generated when , Save the password in  log  In the log 
bin/mysqld --initialize --user=mysql --datadir=/usr/local/mysql/data --basedir=/usr/local/mysql --log_error=/usr/local/mysql/mysql-files/mysql.log

2. Do not create initialization password

#  Use  --initialize-insecure  Parameter initialization , Initialized at this time  root  There is no initial password 
bin/mysqld --initialize-insecure --user=mysql --datadir=/usr/local/mysql/data --basedir=/usr/local/mysql --log_error=/usr/local/mysql/mysql-files/mysql.log