2.2 包安装
2.2.1 RHEL系列
2.2.1.1 Yum资源库安装MySQL
2.2.1.1.1 MySQL 8.0
在"Rocky 8/9、AlmaLinux 8/9、CentOS Stream 8/9、openEuler 22.03/24.03 LTS、AnolisOS 8/23、OpenCloudOS 8/9、Kylin Server v10、UOS Server v20"上安装MySQL：
sql
[root@rocky9 ~]# yum list mysql-server --showduplicates
Last metadata expiration check: 0:01:17 ago on Wed 01 Oct 2025 12:47:45 PM CST.
Available Packages
mysql-server.x86_64 8.0.43-1.el9_6 appstream
[root@rocky9 ~]# yum install -y mysql-server
[root@rocky9 ~]# systemctl enable --now mysqld
Created symlink /etc/systemd/system/multi-user.target.wants/mysqld.service → /usr/lib/systemd/system/mysqld.service.
[root@rocky9 ~]# ls /var/lib/mysql
auto.cnf client-cert.pem ibdata1 mysql.ibd mysqlx.sock.lock server-key.pem
binlog.000001 client-key.pem ibtmp1 mysql.sock performance_schema sys
binlog.index '#ib_16384_0.dblwr' '#innodb_redo' mysql.sock.lock private_key.pem undo_001
ca-key.pem '#ib_16384_1.dblwr' '#innodb_temp' mysql_upgrade_info public_key.pem undo_002
ca.pem ib_buffer_pool mysql mysqlx.sock server-cert.pem
[root@rocky9 ~]# mysql -V
mysql Ver 8.0.43 for Linux on x86_64 (Source distribution)
[root@rocky9 ~]# systemctl status mysqld
● mysqld.service - MySQL 8.0 database server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; preset: disabled)
Active: active (running) since Wed 2025-10-01 12:51:26 CST; 16s ago
Process: 10501 ExecStartPre=/usr/libexec/mysql-check-socket (code=exited, status=0/SUCCESS)
Process: 10597 ExecStartPre=/usr/libexec/mysql-prepare-db-dir mysqld.service (code=exited, status=0/SUCCESS)
Main PID: 13220 (mysqld)
Status: "Server is operational"
Tasks: 38 (limit: 10844)
Memory: 457.0M
CPU: 3.318s
CGroup: /system.slice/mysqld.service
└─13220 /usr/libexec/mysqld --basedir=/usr
Oct 01 12:51:20 rocky9 systemd[1]: Starting MySQL 8.0 database server...
Oct 01 12:51:20 rocky9 mysql-prepare-db-dir[10597]: Initializing MySQL database
Oct 01 12:51:26 rocky9 systemd[1]: Started MySQL 8.0 database server.
[root@rocky9 ~]# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.43 Source distribution
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.0.43 for Linux on x86_64 (Source distribution)
Connection id: 8
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.0.43 Source distribution
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 1 min 21 sec
Threads: 2 Questions: 5 Slow queries: 0 Opens: 120 Flush tables: 3 Open tables: 36 Queries per second avg: 0.061
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.01 sec)
mysql> exit
Bye在"Kylin Server V11"上安装MySQL：
vbnet
# Kylin Server V11上镜像源默认没有mysql的安装包，需要添加镜像源
[root@kylin11 ~]# cat > /etc/yum.repos.d/mysql-community.repo <<EOF
[mysql80-community]
name=MySQL 8.0 Community Server
baseurl=https://mirrors.nju.edu.cn/mysql/yum/mysql-8.0-community/el/9/$basearch/
enabled=1
gpgcheck=1
gpgkey=https://mirrors.nju.edu.cn/mysql/RPM-GPG-KEY-mysql-2023
EOF
[root@kylin11 ~]# yum makecache
[root@kylin11 ~]# yum list mysql-community-server --showduplicates
Repository 'mysql' is missing name in configuration, using id.
Last metadata expiration check: 0:00:52 ago on Tue 30 Sep 2025 02:18:00 PM CST.
Available Packages
mysql-community-server.x86_64 8.0.30-1.el9 mysql
mysql-community-server.x86_64 8.0.31-1.el9 mysql
mysql-community-server.x86_64 8.0.32-1.el9 mysql
mysql-community-server.x86_64 8.0.33-1.el9 mysql
mysql-community-server.x86_64 8.0.34-1.el9 mysql
mysql-community-server.x86_64 8.0.35-1.el9 mysql
mysql-community-server.x86_64 8.0.36-1.el9 mysql
mysql-community-server.x86_64 8.0.37-1.el9 mysql
mysql-community-server.x86_64 8.0.39-1.el9 mysql
mysql-community-server.x86_64 8.0.40-1.el9 mysql
mysql-community-server.x86_64 8.0.41-1.el9 mysql
mysql-community-server.x86_64 8.0.42-1.el9 mysql
mysql-community-server.x86_64 8.0.43-1.el9 mysql
[root@kylin11 ~]# yum -y install mysql-community-server
[root@kylin11 ~]# systemctl enable --now mysqld
[root@kylin11 ~]# ls /var/lib/mysql
auto.cnf client-cert.pem ibdata1 mysql.ibd public_key.pem undo_002
binlog.000001 client-key.pem ibtmp1 mysql.sock server-cert.pem
binlog.index '#ib_16384_0.dblwr' '#innodb_redo' mysql.sock.lock server-key.pem
ca-key.pem '#ib_16384_1.dblwr' '#innodb_temp' performance_schema sys
ca.pem ib_buffer_pool mysql private_key.pem undo_001
[root@kylin11 ~]# mysql -V
mysql Ver 8.0.43 for Linux on x86_64 (MySQL Community Server - GPL)
[root@kylin11 ~]# systemctl status mysqld
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; preset: disabled)
Active: active (running) since Tue 2025-09-30 14:21:54 CST; 33s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 3256 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 3324 (mysqld)
Status: "Server is operational"
Tasks: 38 (limit: 8626)
Memory: 410.0M ()
CGroup: /system.slice/mysqld.service
└─3324 /usr/sbin/mysqld
Sep 30 14:21:50 kylin11 systemd[1]: Starting MySQL Server...
Sep 30 14:21:54 kylin11 (mysqld)[3324]: mysqld.service: Referenced but unset environment variable evaluates to a>
Sep 30 14:21:54 kylin11 systemd[1]: Started MySQL Server.
# 获取MySQL初始密码
[root@kylin11 ~]# grep password /var/log/mysqld.log
2025-09-30T06:21:51.863671Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: ncBFwl5LrR.Y
# "ncBFwl5LrR.Y"就是MySQL的初始密码
# 修改mysql密码
[root@kylin11 ~]# mysqladmin -uroot -p'ncBFwl5LrR.Y' password 123456
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
mysqladmin: unable to change password; error: 'Your password does not satisfy the current policy requirements'
# 上面报错提示密码太简单
[root@kylin11 ~]# mysqladmin -uroot -p'ncBFwl5LrR.Y' password Raymond@2025
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
[root@kylin11 ~]# mysql -uroot -p'Raymond@2025'
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 10
Server version: 8.0.43 MySQL Community Server - GPL
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.0.43 for Linux on x86_64 (MySQL Community Server - GPL)
Connection id: 10
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.0.43 MySQL Community Server - GPL
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 2 min 22 sec
Threads: 2 Questions: 11 Slow queries: 0 Opens: 140 Flush tables: 3 Open tables: 56 Queries per second avg: 0.077
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.01 sec)
mysql> exit
Bye在"CentOS 7"上安装MySQL：
ini
# centos7上镜像源默认没有mysql的安装包，需要添加镜像源
[root@centos7 ~]# cat > /etc/yum.repos.d/mysql-community.repo <<EOF
[mysql80-community]
name=MySQL 8.0 Community Server
baseurl=https://mirrors.nju.edu.cn/mysql/yum/mysql-8.0-community/el/7/$basearch/
enabled=1
gpgcheck=1
gpgkey=https://mirrors.nju.edu.cn/mysql/RPM-GPG-KEY-mysql-2023
EOF
[root@centos7 ~]# yum makecache
[root@centos7 ~]# yum list mysql-community-server --showduplicates
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Available Packages
mysql-community-server.x86_64 8.0.11-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.12-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.13-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.14-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.15-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.16-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.16-2.el7 mysql80-community
mysql-community-server.x86_64 8.0.17-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.18-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.19-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.20-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.21-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.22-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.23-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.24-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.25-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.26-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.27-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.28-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.30-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.31-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.32-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.33-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.34-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.35-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.36-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.37-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.39-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.40-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.41-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.42-1.el7 mysql80-community
mysql-community-server.x86_64 8.0.43-1.el7 mysql80-community
[root@centos7 ~]# yum -y install mysql-community-server
[root@centos7 ~]# systemctl enable --now mysqld
[root@centos7 ~]# ls /var/lib/mysql
auto.cnf ca.pem #ib_16384_1.dblwr #innodb_redo mysql.sock public_key.pem undo_001
binlog.000001 client-cert.pem ib_buffer_pool #innodb_temp mysql.sock.lock server-cert.pem undo_002
binlog.index client-key.pem ibdata1 mysql performance_schema server-key.pem
ca-key.pem #ib_16384_0.dblwr ibtmp1 mysql.ibd private_key.pem sys
[root@centos7 ~]# mysql -V
mysql Ver 8.0.43 for Linux on x86_64 (MySQL Community Server - GPL)
[root@centos7 ~]# systemctl status mysqld
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: active (running) since Wed 2025-10-01 21:00:20 CST; 57s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 1144 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 1210 (mysqld)
Status: "Server is operational"
CGroup: /system.slice/mysqld.service
└─1210 /usr/sbin/mysqld
Oct 01 21:00:15 centos7 systemd[1]: Starting MySQL Server...
Oct 01 21:00:20 centos7 systemd[1]: Started MySQL Server.
# 获取mysql初始密码
[root@centos7 ~]# grep password /var/log/mysqld.log
2025-10-01T13:00:17.714875Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: sq>;B<_Gj0B+
# "sq>;B<_Gj0B+"就是MySQL的初始密码
# 修改mysql密码
[root@centos7 ~]# mysqladmin -uroot -p'sq>;B<_Gj0B+' password 123456
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
mysqladmin: unable to change password; error: 'Your password does not satisfy the current policy requirements'
[root@centos7 ~]# mysqladmin -uroot -p'sq>;B<_Gj0B+' password Raymond@2025
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
[root@centos7 ~]# mysql -uroot -p'Raymond@2025'
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 8.0.43 MySQL Community Server - GPL
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.0.43 for Linux on x86_64 (MySQL Community Server - GPL)
Connection id: 9
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.0.43 MySQL Community Server - GPL
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 2 min 2 sec
Threads: 2 Questions: 8 Slow queries: 0 Opens: 130 Flush tables: 3 Open tables: 46 Queries per second avg: 0.065
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.00 sec)
mysql> exit
Bye2.2.1.1.2 MySQL 8.4
在"Rocky 10、AlmaLinux 10和CentOS Stream 10"上安装MySQL：
sql
[root@rocky10 ~]# yum list mysql*-server --showduplicates
Last metadata expiration check: 0:05:14 ago on Wed 01 Oct 2025 01:34:43 PM CST.
Available Packages
mysql8.4-server.x86_64 8.4.4-2.el10 appstream
mysql8.4-server.x86_64 8.4.6-2.el10_0 appstream
[root@rocky10 ~]# yum install -y mysql8.4-server
[root@rocky10 ~]# systemctl enable --now mysqld
[root@rocky10 ~]# ls /var/lib/mysql
auto.cnf client-key.pem '#innodb_redo' mysql_upgrade_history public_key.pem
binlog.000001 '#ib_16384_0.dblwr' '#innodb_temp' mysql_upgrade_info server-cert.pem
binlog.index '#ib_16384_1.dblwr' mysql mysqlx.sock server-key.pem
ca-key.pem ib_buffer_pool mysql.ibd mysqlx.sock.lock sys
ca.pem ibdata1 mysql.sock performance_schema undo_001
client-cert.pem ibtmp1 mysql.sock.lock private_key.pem undo_002
[root@rocky10 ~]# mysql -V
mysql Ver 8.4.6 for Linux on x86_64 (Source distribution)
[root@rocky10 ~]# systemctl status mysqld
● mysqld.service - MySQL 8.4 database server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; preset: disabled)
Active: active (running) since Wed 2025-10-01 13:41:42 CST; 28s ago
Invocation: f51300fb7d2d42faa53388d3f65cd5db
Process: 1584 ExecStartPre=/usr/libexec/mysql-check-socket (code=exited, status=0/SUCCESS)
Process: 1607 ExecStartPre=/usr/libexec/mysql-prepare-db-dir mysqld.service (code=exited, status=0/SUCCESS)
Main PID: 1679 (mysqld)
Status: "Server is operational"
Tasks: 35 (limit: 10481)
Memory: 432M (peak: 446.4M)
CPU: 3.055s
CGroup: /system.slice/mysqld.service
└─1679 /usr/libexec/mysqld --basedir=/usr
Oct 01 13:41:38 rocky10 systemd[1]: Starting mysqld.service - MySQL 8.4 database server...
Oct 01 13:41:38 rocky10 mysql-prepare-db-dir[1607]: Initializing MySQL database
Oct 01 13:41:42 rocky10 systemd[1]: Started mysqld.service - MySQL 8.4 database server.
[root@rocky10 ~]# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.4.6 Source distribution
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.4.6 for Linux on x86_64 (Source distribution)
Connection id: 8
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.4.6 Source distribution
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 52 sec
Threads: 2 Questions: 6 Slow queries: 0 Opens: 120 Flush tables: 3 Open tables: 36 Queries per second avg: 0.115
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.01 sec)
mysql> exit
Bye在"Rocky 8/9、AlmaLinux 8/9、CentOS Stream 8/9、openEuler 22.03/24.03 LTS、AnolisOS 8/23、OpenCloudOS 8/9、Kylin Server v10/v11、UOS Server v20"上安装MySQL：
去"www.mysql.com/"网站下载，选择"DOWNLOADS"，如图2所示。
图2 下载Yum仓库包
选择"MySQL Community (GPL) Downloads"，如图3所示。
图3 下载Yum仓库包
选择"MySQL Yum Repository（MySQL Yum资源库）"，如图4所示。
图4 下载Yum仓库包
然后根据系统版本下载相应的安装包，如图5所示。
图5 下载Yum仓库包
在"Rocky 9、AlmaLinux 9、CentOS Stream 9、openEuler 24.03 LTS、AnolisOS 23、OpenCloudOS 9、Kylin Server v11"上安装MySQL：
方法1：下载官方yum仓库安装包，并安装
csharp
# Rocky、Almalinux、CentOS、AnolisOS、OpenCloudOS、Kylin Server默认没有wget包，需要安装
yum install -y wget
[root@rocky9 ~]# wget https://dev.mysql.com/get/mysql84-community-release-el9-1.noarch.rpm
[root@rocky9 ~]# rpm -ivh mysql84-community-release-el9-1.noarch.rpm
# 替换国内镜像源
sed -i.bak 's|http://repo.mysql.com|https://mirrors.nju.edu.cn/mysql|g' /etc/yum.repos.d/mysql-community*.repo方法2：添加镜像源
ini
[root@rocky9 ~]# cat > /etc/yum.repos.d/mysql-community.repo <<EOF
[mysql-8.4-lts-community]
name=MySQL 8.4 LTS Community Server
baseurl=https://mirrors.nju.edu.cn/mysql/yum/mysql-8.4-community/el/9/$basearch/
enabled=1
gpgcheck=1
gpgkey=https://mirrors.nju.edu.cn/mysql/RPM-GPG-KEY-mysql-2023
EOF继续安装MySQL：
vbnet
[root@rocky9 ~]# yum makecache
[root@rocky9 ~]# yum list mysql-community-server --showduplicates
Last metadata expiration check: 0:00:09 ago on Wed 01 Oct 2025 02:09:04 PM CST.
Available Packages
mysql-community-server.x86_64 8.4.0-1.el9 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.2-1.el9 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.3-1.el9 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.4-1.el9 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.5-1.el9 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.6-1.el9 mysql-8.4-lts-community
[root@rocky9 ~]# yum install -y mysql-community-server
[root@rocky9 ~]# systemctl enable --now mysqld
[root@rocky9 ~]# ls /var/lib/mysql
auto.cnf client-cert.pem ibdata1 mysql.ibd private_key.pem undo_001
binlog.000001 client-key.pem ibtmp1 mysql.sock public_key.pem undo_002
binlog.index '#ib_16384_0.dblwr' '#innodb_redo' mysql.sock.lock server-cert.pem
ca-key.pem '#ib_16384_1.dblwr' '#innodb_temp' mysql_upgrade_history server-key.pem
ca.pem ib_buffer_pool mysql performance_schema sys
[root@rocky9 ~]# mysql -V
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
[root@rocky9 ~]# systemctl status mysqld
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; preset: disabled)
Active: active (running) since Wed 2025-10-01 14:10:09 CST; 23s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 12982 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 13160 (mysqld)
Status: "Server is operational"
Tasks: 35 (limit: 10844)
Memory: 434.4M
CPU: 3.117s
CGroup: /system.slice/mysqld.service
└─13160 /usr/sbin/mysqld
Oct 01 14:10:04 rocky9 systemd[1]: Starting MySQL Server...
Oct 01 14:10:09 rocky9 systemd[1]: Started MySQL Server.
# 获取MySQL初始密码
[root@rocky9 ~]# grep password /var/log/mysqld.log
2025-10-01T06:10:06.123825Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: %1i8Dj&l#dei
# "%1i8Dj&l#dei"就是MySQL的初始密码
# 修改mysql密码
[root@rocky9 ~]# mysqladmin -uroot -p'%1i8Dj&l#dei' password 123456
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
mysqladmin: unable to change password; error: 'Your password does not satisfy the current policy requirements'
# 上面报错提示密码太简单
[root@rocky9 ~]# mysqladmin -uroot -p'%1i8Dj&l#dei' password Raymond@2025
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
[root@rocky9 ~]# mysql -uroot -p'Raymond@2025'
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 8.4.6 MySQL Community Server - GPL
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
Connection id: 9
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.4.6 MySQL Community Server - GPL
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 1 min 23 sec
Threads: 2 Questions: 9 Slow queries: 0 Opens: 130 Flush tables: 3 Open tables: 46 Queries per second avg: 0.108
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.01 sec)
mysql> exit
Bye在"Rocky 8、AlmaLinux 8、CentOS Stream 8、AnolisOS 8、OpenCloudOS 8"上安装MySQL：
方法1：下载官方yum仓库安装包，并安装
csharp
# Rocky、Almalinux、CentOS、AnolisOS、OpenCloudOS、Kylin Server默认没有wget包，需要安装
yum install -y wget
[root@rocky8 ~]# wget https://dev.mysql.com/get/mysql84-community-release-el8-1.noarch.rpm
[root@rocky8 ~]# rpm -ivh mysql84-community-release-el8-1.noarch.rpm
# 替换国内镜像源
sed -i.bak 's|http://repo.mysql.com|https://mirrors.nju.edu.cn/mysql|g' /etc/yum.repos.d/mysql-community*.repo方法2：添加镜像源
ini
[root@rocky8 ~]# cat > /etc/yum.repos.d/mysql.repo <<EOF
[mysql-8.4-lts-community]
name=MySQL 8.4 LTS Community Server
baseurl=https://mirrors.nju.edu.cn/mysql/yum/mysql-8.4-community/el/8/$basearch/
enabled=1
gpgcheck=1
gpgkey=https://mirrors.nju.edu.cn/mysql/RPM-GPG-KEY-mysql-2023
EOF继续安装MySQL：
less
[root@rocky8 ~]# yum makecache
[root@rocky8 ~]# yum list mysql-community-server --showduplicates
Last metadata expiration check: 0:01:43 ago on Sat 12 Apr 2025 11:29:44 PM CST.
Error: No matching Packages to list
# 找不到安装包
# 禁用默认的mysql模块
[root@rocky8 ~]# yum module -y disable mysql
[root@rocky8 ~]# yum list mysql-community-server --showduplicates
Last metadata expiration check: 0:01:21 ago on Tue 30 Sep 2025 05:14:06 PM CST.
Available Packages
mysql-community-server.x86_64 8.4.0-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.2-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.3-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.4-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.5-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.6-1.el8 mysql-8.4-lts-community
[root@rocky8 ~]# yum install -y mysql-community-server
[root@rocky8 ~]# systemctl enable --now mysqld
[root@rocky8 ~]# ls /var/lib/mysql
auto.cnf client-cert.pem ibdata1 mysql.ibd private_key.pem undo_001
binlog.000001 client-key.pem ibtmp1 mysql.sock public_key.pem undo_002
binlog.index '#ib_16384_0.dblwr' '#innodb_redo' mysql.sock.lock server-cert.pem
ca-key.pem '#ib_16384_1.dblwr' '#innodb_temp' mysql_upgrade_history server-key.pem
ca.pem ib_buffer_pool mysql performance_schema sys
[root@rocky8 ~]# mysql -V
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
[root@rocky8 ~]# systemctl status mysqld
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: active (running) since Tue 2025-09-30 17:16:45 CST; 30s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 11790 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 11856 (mysqld)
Status: "Server is operational"
Tasks: 35 (limit: 10941)
Memory: 437.4M
CGroup: /system.slice/mysqld.service
└─11856 /usr/sbin/mysqld
Sep 30 17:16:40 rocky8 systemd[1]: Starting MySQL Server...
Sep 30 17:16:45 rocky8 systemd[1]: Started MySQL Server.
# 获取MySQL初始密码
[root@rocky8 ~]# grep password /var/log/mysqld.log
2025-09-30T09:16:41.829874Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: )Faks7D=N>(e
# ")Faks7D=N>(e"就是MySQL的初始密码
# 修改mysql密码
[root@rocky8 ~]# mysqladmin -uroot -p')Faks7D=N>(e' password 123456
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
mysqladmin: unable to change password; error: 'Your password does not satisfy the current policy requirements'
# 上面报错提示密码太简单
[root@rocky8 ~]# mysqladmin -uroot -p')Faks7D=N>(e' password Raymond@2025
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
[root@rocky8 ~]# mysql -uroot -p'Raymond@2025'
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 11
Server version: 8.4.6 MySQL Community Server - GPL
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
Connection id: 11
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.4.6 MySQL Community Server - GPL
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 2 min 8 sec
Threads: 2 Questions: 12 Slow queries: 0 Opens: 140 Flush tables: 3 Open tables: 56 Queries per second avg: 0.093
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.00 sec)
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.00 sec)
mysql> exit
Bye在"openEuler 22.03 LTS、Kylin Server v10、UOS Server v20"上安装MySQL：
方法1：下载官方yum仓库安装包，并安装
csharp
# Rocky、Almalinux、CentOS、AnolisOS、OpenCloudOS、Kylin Server默认没有wget包，需要安装
yum install -y wget
[root@openeuler22 ~]# wget https://dev.mysql.com/get/mysql84-community-release-el8-1.noarch.rpm
[root@openeuler22 ~]# rpm -ivh mysql84-community-release-el8-1.noarch.rpm
# 替换国内镜像源
sed -i.bak 's|http://repo.mysql.com|https://mirrors.nju.edu.cn/mysql|g' /etc/yum.repos.d/mysql-community*.repo方法2：添加镜像源
ini
[root@openeuler22 ~]# cat > /etc/yum.repos.d/mysql.repo <<EOF
[mysql-8.4-lts-community]
name=MySQL 8.4 LTS Community Server
baseurl=https://mirrors.nju.edu.cn/mysql/yum/mysql-8.4-community/el/8/$basearch/
enabled=1
gpgcheck=1
gpgkey=https://mirrors.nju.edu.cn/mysql/RPM-GPG-KEY-mysql-2023
EOF继续安装MySQL：
vbnet
[root@openeuler22 ~]# yum makecache
[root@openeuler22 ~]# yum list mysql-community-server --showduplicates
Last metadata expiration check: 0:01:49 ago on Wed 01 Oct 2025 02:17:26 PM CST.
Available Packages
mysql-community-server.x86_64 8.4.0-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.2-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.3-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.4-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.5-1.el8 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.6-1.el8 mysql-8.4-lts-community
[root@openeuler22 ~]# yum install -y mysql-community-server
[root@openeuler22 ~]# systemctl enable --now mysqld
[root@openeuler22 ~]# ls /var/lib/mysql
auto.cnf client-cert.pem ibdata1 mysql.ibd private_key.pem undo_001
binlog.000001 client-key.pem ibtmp1 mysql.sock public_key.pem undo_002
binlog.index '#ib_16384_0.dblwr' '#innodb_redo' mysql.sock.lock server-cert.pem
ca-key.pem '#ib_16384_1.dblwr' '#innodb_temp' mysql_upgrade_history server-key.pem
ca.pem ib_buffer_pool mysql performance_schema sys
[root@openeuler22 ~]# mysql -V
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
[root@openeuler22 ~]# systemctl status mysqld
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: active (running) since Wed 2025-10-01 14:20:27 CST; 1min 52s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 1746 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 1811 (mysqld)
Status: "Server is operational"
Tasks: 34 (limit: 8944)
Memory: 436.7M
CGroup: /system.slice/mysqld.service
└─ 1811 /usr/sbin/mysqld
Oct 01 14:20:23 openeuler22 systemd[1]: Starting MySQL Server...
Oct 01 14:20:27 openeuler22 systemd[1]: Started MySQL Server.
# 获取MySQL初始密码
[root@openeuler22 ~]# grep password /var/log/mysqld.log
2025-10-01T06:20:24.661048Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: lpMLhfZ4%*gX
# "lpMLhfZ4%*gX"就是MySQL的初始密码
# 修改mysql密码
[root@openeuler22 ~]# mysqladmin -uroot -p'lpMLhfZ4%*gX' password 123456
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
mysqladmin: unable to change password; error: 'Your password does not satisfy the current policy requirements'
# 上面报错提示密码太简单
[root@openeuler22 ~]# mysqladmin -uroot -p'lpMLhfZ4%*gX' password Raymond@2025
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
[root@openeuler22 ~]# mysql -uroot -p'Raymond@2025'
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 8.4.6 MySQL Community Server - GPL
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
Connection id: 9
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.4.6 MySQL Community Server - GPL
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 2 min 50 sec
Threads: 2 Questions: 9 Slow queries: 0 Opens: 130 Flush tables: 3 Open tables: 46 Queries per second avg: 0.052
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.01 sec)
mysql> exit
Bye在"CentOS 7"上安装MySQL：
方法1：下载官方yum仓库安装包，并安装
csharp
# Rocky、Almalinux、CentOS、AnolisOS、OpenCloudOS、Kylin Server默认没有wget包，需要安装
[root@centos7 ~]# yum install -y wget
[root@centos7 ~]# wget https://dev.mysql.com/get/mysql84-community-release-el7-1.noarch.rpm
[root@centos7 ~]# rpm -ivh mysql84-community-release-el7-1.noarch.rpm
# 替换国内镜像源
sed -i.bak 's|http://repo.mysql.com|https://mirrors.nju.edu.cn/mysql|g' /etc/yum.repos.d/mysql-community*.repo方法2：添加镜像源
ini
[root@centos7 ~]# cat > /etc/yum.repos.d/mysql.repo <<EOF
[mysql-8.4-lts-community]
name=MySQL 8.4 LTS Community Server
baseurl=https://mirrors.nju.edu.cn/mysql/yum/mysql-8.4-community/el/7/$basearch/
enabled=1
gpgcheck=1
gpgkey=https://mirrors.nju.edu.cn/mysql/RPM-GPG-KEY-mysql-2023
EOF继续安装MySQL：
vbnet
[root@centos7 ~]# yum makecache
[root@centos7 ~]# yum list mysql-community-server --showduplicates
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Available Packages
mysql-community-server.x86_64 8.4.0-1.el7 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.2-1.el7 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.3-1.el7 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.4-1.el7 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.5-1.el7 mysql-8.4-lts-community
mysql-community-server.x86_64 8.4.6-1.el7 mysql-8.4-lts-community
[root@centos7 ~]# yum install -y mysql-community-server
[root@centos7 ~]# systemctl enable --now mysqld
[root@centos7 ~]# ls /var/lib/mysql
auto.cnf client-cert.pem ibdata1 mysql.ibd private_key.pem undo_001
binlog.000001 client-key.pem ibtmp1 mysql.sock public_key.pem undo_002
binlog.index #ib_16384_0.dblwr #innodb_redo mysql.sock.lock server-cert.pem
ca-key.pem #ib_16384_1.dblwr #innodb_temp mysql_upgrade_history server-key.pem
ca.pem ib_buffer_pool mysql performance_schema sys
[root@centos7 ~]# mysql -V
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
[root@centos7 ~]# systemctl status mysqld
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: active (running) since Wed 2025-10-01 22:34:48 CST; 27s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 1148 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 1212 (mysqld)
Status: "Server is operational"
CGroup: /system.slice/mysqld.service
└─1212 /usr/sbin/mysqld
Oct 01 22:34:43 centos7 systemd[1]: Starting MySQL Server...
Oct 01 22:34:48 centos7 systemd[1]: Started MySQL Server.
# 获取mysql初始密码
[root@centos7 ~]# grep password /var/log/mysqld.log
2025-10-01T14:34:45.284547Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: y2rAF8a-w_9=
# "y2rAF8a-w_9="就是mysql的初始密码
# 修改mysql密码
[root@centos7 ~]# mysqladmin -uroot -p'y2rAF8a-w_9=' password 123456
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
mysqladmin: unable to change password; error: 'Your password does not satisfy the current policy requirements'
# 上面报错提示密码太简单
[root@centos7 ~]# mysqladmin -uroot -p'y2rAF8a-w_9=' password Raymond@2025
mysqladmin: [Warning] Using a password on the command line interface can be insecure.
Warning: Since password will be sent to server in plain text, use ssl connection to ensure password safety.
[root@centos7 ~]# mysql -uroot -p'Raymond@2025'
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 8.4.6 MySQL Community Server - GPL
Copyright (c) 2000, 2025, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> status
--------------
mysql Ver 8.4.6 for Linux on x86_64 (MySQL Community Server - GPL)
Connection id: 9
Current database:
Current user: root@localhost
SSL: Not in use
Current pager: stdout
Using outfile: ''
Using delimiter: ;
Server version: 8.4.6 MySQL Community Server - GPL
Protocol version: 10
Connection: Localhost via UNIX socket
Server characterset: utf8mb4
Db characterset: utf8mb4
Client characterset: utf8mb4
Conn. characterset: utf8mb4
UNIX socket: /var/lib/mysql/mysql.sock
Binary data as: Hexadecimal
Uptime: 1 min 24 sec
Threads: 2 Questions: 9 Slow queries: 0 Opens: 130 Flush tables: 3 Open tables: 46 Queries per second avg: 0.107
--------------
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
+--------------------+
4 rows in set (0.00 sec)
mysql> exit
Bye