Wednesday, January 12, 2011

MySQL installation on Red Hat Enterprise Linux is yummy!!!

Login as root onto the Red Hat Enterprise Linux server

[root@isvx3 ~]# yum install mysql-server mysql
Loaded plugins: rhnplugin, security
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package mysql.i386 0:5.0.77-4.el5_5.4 set to be updated
--> Processing Dependency: perl(DBI) for package: mysql
---> Package mysql.x86_64 0:5.0.77-4.el5_5.4 set to be updated
---> Package mysql-server.x86_64 0:5.0.77-4.el5_5.4 set to be updated
--> Processing Dependency: perl-DBD-MySQL for package: mysql-server
--> Running transaction check
---> Package perl-DBD-MySQL.x86_64 0:3.0007-2.el5 set to be updated
---> Package perl-DBI.x86_64 0:1.52-2.el5 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package           Arch      Version              Repository               Size
================================================================================
Installing:
 mysql             i386      5.0.77-4.el5_5.4     rhel-x86_64-server-5    4.8 M
 mysql             x86_64    5.0.77-4.el5_5.4     rhel-x86_64-server-5    4.8 M
 mysql-server      x86_64    5.0.77-4.el5_5.4     rhel-x86_64-server-5    9.8 M
Installing for dependencies:
 perl-DBD-MySQL    x86_64    3.0007-2.el5         rhel-x86_64-server-5    147 k
 perl-DBI          x86_64    1.52-2.el5           rhel-x86_64-server-5    605 k

Transaction Summary
================================================================================
Install       5 Package(s)
Upgrade       0 Package(s)

Total download size: 20 M
Is this ok [y/N]: y
Downloading Packages:
(1/5): perl-DBD-MySQL-3.0007-2.el5.x86_64.rpm            | 147 kB     00:00
(2/5): perl-DBI-1.52-2.el5.x86_64.rpm                    | 605 kB     00:00
(3/5): mysql-5.0.77-4.el5_5.4.i386.rpm                   | 4.8 MB     00:02
(4/5): mysql-5.0.77-4.el5_5.4.x86_64.rpm                                                                                                             | 4.8 MB     00:15
(5/5): mysql-server-5.0.77-4.el5_5.4.x86_64.rpm                                                                                                      | 9.8 MB     00:10
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Total                                                                                                                                       657 kB/s |  20 MB     00:31
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing     : perl-DBI                                                                                                                                             1/5
  Installing     : mysql                                                                                                                                                2/5
  Installing     : perl-DBD-MySQL                                                                                                                                       3/5
  Installing     : mysql                                                                                                                                                4/5
  Installing     : mysql-server                                                                                                                                         5/5

Installed:
  mysql.i386 0:5.0.77-4.el5_5.4                        mysql.x86_64 0:5.0.77-4.el5_5.4                        mysql-server.x86_64 0:5.0.77-4.el5_5.4

Dependency Installed:
  perl-DBD-MySQL.x86_64 0:3.0007-2.el5                                                     perl-DBI.x86_64 0:1.52-2.el5

Complete!
[root@isvx3 ~]#

The installation created user "mysql" in the /etc/passwd file
-bash-3.2$ cat /etc/passwd | grep mysql
mysql:x:27:27:MySQL Server:/var/lib/mysql:/bin/bash

[root@isvx3 ~]# su - mysql
-bash-3.2$ pwd
/var/lib/mysql
 -bash-3.2$ id
uid=27(mysql) gid=27(mysql) groups=27(mysql)
Now that we have completed the installation bits, let us try and start it.
[root@isvx3 etc]# ps -ef | grep mysql
root      2560 21023  0 17:13 pts/1    00:00:00 grep mysql
[root@isvx3 etc]# chkconfig mysqld on
[root@isvx3 etc]# /etc/init.d/mysqld start
Initializing MySQL database:  Installing MySQL system tables...
OK
Filling help tables...
OK

To start mysqld at boot time you have to copy
support-files/mysql.server to the right place for your system

PLEASE REMEMBER TO SET A PASSWORD FOR THE MySQL root USER !
To do so, start the server, then issue the following commands:
/usr/bin/mysqladmin -u root password 'new-password'
/usr/bin/mysqladmin -u root -h isvx3.storage.tucson.ibm.com password 'new-password'

Alternatively you can run:
/usr/bin/mysql_secure_installation

which will also give you the option of removing the test
databases and anonymous user created by default.  This is
strongly recommended for production servers.

See the manual for more instructions.

You can start the MySQL daemon with:
cd /usr ; /usr/bin/mysqld_safe &

You can test the MySQL daemon with mysql-test-run.pl
cd mysql-test ; perl mysql-test-run.pl

Please report any problems with the /usr/bin/mysqlbug script!

The latest information about MySQL is available on the web at
http://www.mysql.com
Support MySQL by buying support/licenses at http://shop.mysql.com
                                                           [  OK  ]
Starting MySQL:                                            [  OK  ]

Now let us check the MySQL processes on the system
[root@isvx3 etc]# ps -ef | grep mysql
root      2929     1  0 17:14 pts/1    00:00:00 /bin/sh /usr/bin/mysqld_safe --datadir=/var/lib/mysql --socket=/var/lib/mysql/mysql.sock --log-error=/var/log/mysqld.log --pid-file=/var/run/mysqld/mysqld.pid --user=mysql
mysql     2979  2929  0 17:14 pts/1    00:00:00 /usr/libexec/mysqld --basedir=/usr --datadir=/var/lib/mysql --user=mysql --pid-file=/var/run/mysqld/mysqld.pid --skip-external-locking --socket=/var/lib/mysql/mysql.sock
root      3188 21023  0 17:14 pts/1    00:00:00 grep sql
[root@isvx3 etc]#

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