CentOS 6
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ownCloud : Install
Install ownCloud which is the Cloud Storage Server.
[2] The version of PHP provided on CentOS 6 is 5.3 but ownCloud 8 needs PHP 5.4 or later, so get Remi repository and install PHP 5.4.
[root@dlp ~]#
yum -y install http://rpms.famillecollet.com/enterprise/remi-release-6.rpm
[root@dlp ~]#
sed -i -e "s/enabled=1/enabled=0/g" /etc/yum.repos.d/remi.repo

[root@dlp ~]#
yum --enablerepo=remi -y install php php-mbstring php-pear php-pear-MDB2-Driver-mysqli php-pear-Net-Curl
[4] Install ownCloud.
[root@dlp ~]#
wget http://download.opensuse.org/repositories/isv:ownCloud:community/CentOS_CentOS-6/isv:ownCloud:community.repo -P /etc/yum.repos.d
[root@dlp ~]#
yum --enablerepo=remi -y install owncloud
[root@dlp ~]#
/etc/rc.d/init.d/httpd restart
[5] Add user and database for ownCloud in MySQL.
[root@dlp ~]#
mysql -u root -p

Enter password:
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.1.73 Source distribution

Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

create database owncloud;

Query OK, 1 row affected (0.00 sec)
grant all privileges on owncloud.* to owncloud@'localhost' identified by 'password';

Query OK, 0 rows affected (0.00 sec)
flush privileges;

Query OK, 0 rows affected (0.00 sec)

[6] Access to the URL "http://(your hostname or IP address)/owncloud/" from a client computer with Web browser. Then following screen is shown. Add an admin account for ownCloud, and also click "MySQL/MariaDB" in database section and input username or database name for MariaDB. If it's OK all, Click "Finish Setup" to proceed.
[7] Welcome is shown like follows if connection info to Database is correct one.
[8] This is ownCloud main page. It's possible to use ownCloud as cloud storage.