When CentOS 8 is officially released in the second half of this year (2019), it is likely that many people want to know what will happen to CentOS 7 significantly. distributed. Let’s unravel this mystery and continue to see if the release of CentOS 8 is worth it.
Remember that CentOS 7 was the first to come with “systematicRHEL 7 / CentOS 7 was released in 2014 with many features that have worked well for the past 10 years. CentOS 8 has other new features, and the table below shows some of the differences between the two.
|feature||CentOS 7||CentOS 8|
|core||Based on Fedora 19 and upstream kernel 3.10||Based on Fedora 28 and upstream kernel 4.18|
|Safety||Comes with support for OpenSSL 1.0.1 and TLS 1.0||Comes with support for OpenSSL 1.1.1 and TLS 1.3, TLS 1.0 and TLS 1|
|Software management||Use YUM v3 distributed with RPM 4.11||YUM package manager is now based on DNF technology and provides support for modular content. Use YUM v4 distributed with RPM 4.14|
|httpd / Apache||HTTP server 2.4||HTTP server 2.4|
|python||Python 2.7.5 and limited support for Python 2.7||Python 3.6 and limited support for Python 2.7|
|PHP, Ruby, Perl||PHP 5.4.16, Ruby 2.0.0, Perl 5.16.3||PHP 7.2, Ruby 2.5, Perl 5.26|
|Desktop environment||The default GNOME Display Manager is the X.Org server||The default GNOME Display Manager is Wayland, GNOME Shell version 3.28|
|database||MySQL 5.5, MariaDB 5.5, PostgreSQL 9.2||MariaDB 10.3, MySQL 8.0, PostgreSQL 10, PostgreSQL 9.6 and Redis 5|
|Virtualization||Use qemu-kvm and virt-manager||Distributed with qemu-kvm 2.12, deprecated virt-manager, taken over by Cockpit|
|Firewall function||Use iptables packet filtering framework||Use nftables packet filtering framework|
From some of the differences made above, it can be seen that the new CentOS 8 release can make major changes. From everything from security to how to manage virtual machines, you should expect to find all important enhancements to make server management for CentOS 8 easier and more secure.
Go to the CentOS 8 installation guide to get started with CentOS8. The following articles are tailored for CentOS 8, please read and enjoy.
Setting up LVS (Linux Virtual Server) Load Balancer on CentOS 8 / RHEL 8
How to install PHP Composer on CentOS 8
How to install and use Podman on CentOS 8 / RHEL 8
Configure master / slave BIND DNS server on CentOS 8 / RHEL 8
Install and configure Icinga 2 and Icinga Web 2 on CentOS 8
How to configure iSCSI targets and initiators on CentOS 8 / RHEL 8
How to configure iSCSI Initiator on CentOS 8 / RHEL 8
Install and configure Redis server on RHEL 8
How to install and configure Ansible on RHEL 8
How to install and configure Memcached on RHEL 8
How to configure NTP server with Chrony on RHEL 8
How to install ELK Stack on RHEL 8