docker-top man page
docker-top — Display the running processes of a container
docker top [--help] CONTAINER [ps Options]
Display the running process of the container. ps-OPTION can be any of the options you would pass to a Linux ps command.
All displayed information is from host's point of view.
Print usage statement
Run docker top with the ps option of -x:
$ docker top 8601afda2b -x PID TTY STAT TIME COMMAND 16623 ? Ss 0:00 sleep 99999
April 2014, Originally compiled by William Henry (whenry at redhat dot com) based on docker.com source material and internal work. June 2014, updated by Sven Dowideit ⟨SvenDowideit@home.org.au⟩ June 2015, updated by Ma Shimiao ⟨firstname.lastname@example.org⟩ December 2015, updated by Pavel Pospisil ⟨email@example.com⟩