echo $JAVA_HOME /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java java -version openjdk version "1.8.0_242" OpenJDK Runtime Environment (build 1.8.0_242-8u242-b08-1~deb9u1-b08) OpenJDK 64-Bit Server VM (build 25.242-b08, mixed mode) php7.0 MariaDB-0+deb9u1 apache2