The following column centosUsage Tutorial will introduce you to the choice between CentOS7 and centOS8. I hope it will be helpful to friends in need!

Currently the default of major domestic cloud serverscentos The system version is still 7, vultr and centos are only 8

Official website, download, the default is also 8. As a server for local host play, you should try centos8

Download the previous version abroad, download link:

• Official website default download: https ://wiki.centos.org/Download
• Previous version of the official website: https://www.centos.org/download/
• Alibaba Cloud Mirror: http://mirrors.aliyun. com/centos/7.7.1908/isos/x86_64/

It is recommended to install the mini version without gui. The download speed of Alibaba Cloud image is still good.

CentOS8 provides TCP network stack version 4.16.

• The default packet filtering framework used is nftables.
• Most importantly, these changes ensure better stability, scalability and performance.
• nftables replaces iptables, iptablesip6table, arptables and ebtables as a single framework for IPv4 and IPv6 protocols. Additionally, the firewalld deamon will use the same subsystem for filtering network transactions as the default backend.

CentOS version 8 comes with KVM (qemu-kvm 2.12) and comes with YUM package manager v4.0.4 version

The difference between CentOS7 and CentOS8

Development language Supports different

8 versions of

• Python 3
• PHP 7.2
• Ruby 2.5
• Node.js 10
• java:: OpenJDK 11, OpenJDK 8, IcedTea-Web and various Java tools such as Ant, Maven or Scala.

7Supports the following editing languages

• Python 2 (2.7.X)
• PHP 5.4
• Ruby 2.0.0
• OpenJDK8 is used as the default Java Development Kit (JDK), and Java 8 is used as the default Java version.

Differences in database:

8Default supported database:

• MySQL 8.0
• MariaDB 10.3
• PostgreSQL 10 and PostgreSQL 9.6
• Redis 5.0
• MariaDB is the default implementation of MySQL in Red Hat Enterprise Linux 7

I don’t care too much about other differences

The above is the detailed content of How to choose between CentOS7 and centOS8. For more information, please follow other related articles on the PHP Chinese website!