root@server:~/docker# docker container run -p 9001:8000 -d example/echo:latest
5a140cf82ca1112164487268e2b2d161a84a725aa5d5af5247a2e711725c9032
root@server:~/docker# docker container ps
CONTAINER ID        IMAGE                 COMMAND                  CREATED             STATUS              PORTS                    NAMES
5a140cf82ca1        example/echo:latest   "go run /echo/main.go"   6 seconds ago       Up 4 seconds        0.0.0.0:9001->8000/tcp   priceless_shockley
25bdbb71d259        example/echo:latest   "go run /echo/main.go"   2 hours ago         Up 2 hours          0.0.0.0:9000->8000/tcp   thirsty_goldstine