安裝jdk
yum install java-1.8.0-openjdk-devel.x86_64
卸載jdk
yum -y remove java*
查找jdk安裝路
執行 which java
執行 ls -lrt /usr/bin/java
執行ls -lrt /etc/alternatives/java
由上可知java的路徑爲: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.144-0.b01.el7_4.x86_64
Tomcat8.5安裝
wget http://mirror.bit.edu.cn/apache/tomcat/tomcat-8/v8.5.33/bin/apache-tomcat-8.5.33.tar.gz
tar -zxvf apache-tomcat-8.5.32.tar.gz