Linux卸载openjdk

查询旧版openjdk

rpm -qa | grep java
---
tzdata-java-2018c-1.el6.noarch
java-1.8.0-openjdk-1.8.0.161-3.b14.el6_9.x86_64
java-1.6.0-openjdk-1.6.0.0-1.45.1.11.1.el6.x86_64
java-1.8.0-openjdk-headless-1.8.0.161-3.b14.el6_9.x86_64

分别卸载

yum -y remove java-1.6.0-openjdk-1.6.0.0-1.45.1.11.1.el6.x86_64
...

参考
https://www.codercto.com/a/46080.html
https://java.com/zh_CN/download/help/linux_uninstall.xml