RPM installation percona5.7.34

Introduction to the environment

operating system CentOS7.7,yum Source ：CentOS-7-x86_64-DVD-1908.iso

Purpose of deployment ： Test functionality and other related issues .

Installation environment preparation

take percona Of rpm Upload the collection package to the directory corresponding to the server and unzip it ：

Upload here to /data/db/ Under the table of contents ：

# tar xf Percona-Server-5.7.34-37-r7c516e9-el7-x86_64-bundle.tar

If it is useful on the server yum Installed mariadb Words , You can uninstall ：

# rpm -aq|grep mariadb

# yum remove -y mariadb-libs-5.5.64-1.el7.x86_64

install

Decompressed 9 individual rpm Introduction of documents 、 See the official documentation for the default installation directory ：

https://www.percona.com/doc/percona-server/5.7/installation/yum_repo.html

Post the content here ：

rpm Package introduction ：

translation ：

Every RPM What's in the bag ？

Every Percona Server for MySQL RPM Packages have a specific purpose .

Percona-Server-Server-57 The package contains the server itself （mysqld Binary ）.

Percona-Server-57-debuginfo The package contains the debugging symbols of the server .

Percona-Server-client-57 The package contains the command line client .

Percona-Server-devel-57 The package contains the header files needed to compile the software using the client library .

Percona-Server-shared-57 The package includes client shared libraries .

Percona Server shared compat The package includes a shared library of software compiled for older versions of the client library . This package includes the following libraries ：libmysqlclient.so.12、libmysqlclient.so.14、libmysqlclient.so.15、libmysqlclient.so.16 and libmysqlclient.so.18.

Percona-Server-test-57 Package includes for MySQL Of Percona Server test suite .

Installation steps （ Must be installed in the following order ）：

# rpm -ivh Percona-Server-shared-compat-57-5.7.34-37.1.el7.x86_64.rpm

# rpm -ivh Percona-Server-shared-57-5.7.34-37.1.el7.x86_64.rpm

# rpm -ivh Percona-Server-client-57-5.7.34-37.1.el7.x86_64.rpm

# rpm -ivh Percona-Server-server-57-5.7.34-37.1.el7.x86_64.rpm

There are several user-defined functions in this step , Just ignore it .

initialization ：

# mysqld --initialize

Modify the user's group ：

# chown mysql.mysql /var/lib/mysql -R

start-up percona5.7.34：

# service mysql restart

You can see percona5.7.34 There is only one process after getting up .

Default location for some files ：

Percona5.7.34 After initialization , The temporary password will be written to the error log , That is to say /var/log/mysqld.log

# vim /var/log/mysqld.log

9dxq5jGe&Bgd This is the login password

Verify login

# mysql -uroot -p'9dxq5jGe&Bgd' -P3306

mysql> show databases;

It can be found that the login was successfully executed show databases An error is reported during the statement , An error message means that the login password must be changed , Since the initialization password is set by percona Generated temporary password , And it needs to be modified for the convenience of users .

Change user password ：

mysql> set password=password('james123');

after , Log in successfully with the new password and execute show databases Statement returns normally ：

additional ： Password free login can be configured

# vim /etc/my.cnf

[client]

host=localhost

user='root'

password='james123'

Because the configuration of the client is modified , No need to reboot percona Effective ：

Tips：

see mysql The default read configuration file ：

command ：# /usr/sbin/mysqld --verbose --help|grep -A1 'Default options'

-Ax： The output contains the specified number of lines after the line of the result , This refers to the following x That's ok ,A：after

As can be seen from the above figure mysql Will read /etc/my.cnf file , If the file is not in , Then read the files in the following paths in turn .