docker-stats
Display a live stream of resource usage statistics for containers.
TLDR
Display a live stream for the statistics of all running containers
$ docker stats
Display a live stream of statistics for a space-separated list of containers
$ docker stats [container_name]
Change the columns format to display container's cpu usage percentage
$ docker stats --format "[.Name]:\t[.CPUPerc]"
Display statistics for all containers (both running and stopped)
$ docker stats --all
Disable streaming stats and only pull the current stats
$ docker stats --no-stream