OpenJDK 11 / 8 install OpenJDK 8 / 11 install [ OpenJDK 11 install ] - Ubuntu $ sudo apt install openjdk-11-jdk - CentOS $ sudo yum install java-11-openjdk [ OpenJDK 8 install ] - Ubuntu $ sudo apt install openjdk-8-jdk - CentOS $ sudo yum install java-1.8.0-openjdk OS/Linux 2021.12.14