How to push an images to docker hub ?

$sudo docker images   //  will list the images 

$ docker tag imagename docker.io/<DockerHub user name>/imagename:latest

$ docker login

Login with your Docker ID to push and pull images from Docker Hub. If you don't have a Docker ID, head over to https://hub.docker.com to create one.

Username: <Dockerhub user name>

Password:

Login Succeeded

$ docker push docker.io/<DockerHub user name>/imagename:latest

will start pushin 

5cc248435d3e: Pushing [===>                                               ] 47.67 MB/635.9 MB

91f90aafa90e: Pushed

f2da66f301b3: Pushed

31239d164b59: Pushing [==================================================>] 219.1 MB

5f70bf18a086: Pushed

510c99acb643: Pushing [===========>                                       ] 81.45 MB/360 MB

82d954ed02ea: Pushing [==========================>                        ] 104.6 MB/197.2 MB

06a934ef2bcb: Pushing [=================>                                 ] 4.739 MB/13.72 MB