docker pull tomcat8.5
docker ps -l
docker run --name mytomcat -p 8888:8080 tomcat -d
docker rm 容器id
docker images
docker rmi [ID]
docker run -d -p 8088:8080 --name mytomcat -v /home/wang/webapps:/usr/local/tomcat/webapps --restart=alwaystomcat
docker exec -it mytomcat bash