In most cases, newer software versions are backward compatible with old applications.

If your application works with MySQL 5.5, it should have no trouble working with MariaDB 5.5 and shouldn't notice the difference. The two database servers are compatible and function the same way. The system has been designed to be backward-compatible with old methods of managing hardware and services, so older software will usually continue to function correctly, even though it cannot take advantage of any new system features. New features and higher Java version requirement.

See Red Hat Enterprise Linux 7 Postfix Release Notes. (See Red Hat Enterprise Linux 7 Kernel Release Notes) Performance and hardware support improvements. New replication features and performance improvements. (See Incompatibilities with MySQL and Comparsion with MySQL)

(See 5.4 Migration Guide)įully compatible with MySQL 5.5. Register_globals and safe_mode were removed. Mod_ssl OCSP stapling support, config file logic functions, reduced memory usage. The following table lists the differing versions of commonly-used components between CentOS 5, 6, and 7. It also includes 'firewalld' as a new method of managing the server's firewall.ĬentOS 7 also provides updates most common hosting software. It is the first to introduce 'systemd' which controls how services are started up, as well as many system settings. What's New in CentOS 7?ĬentOS 7 includes several major changes that pertain to booting up and managing the system. It was first released on July 7th, 2014 and will be supported for 10 years, up through June 30th, 2024. It is based on Red Hat Enterprise Linux 7, which is derived from Fedora Linux version 19. What is CentOS 7?ĬentOS 7 is the most recent major release of the CentOS Linux distribution. This article explains noteworthy differences and improvements between CentOS 6 and CentOS 7 to help in deciding which version to use. Posted by Kevin Stange, Last modified by Kevin Stange on 17 June 2016 02:36 PM

Centos 7