Nmon performance utility inside a docker container. Monitor your docker machine(s) in "one go"
$ docker run --rm --name nmon --pid=host --net=host --privileged -it quay.io/ssro/nmon
$ git clone https://github.com/ssro/nmon.git && cd nmon
$ docker build -t nmon .
$ docker run --rm --name nmon --pid=host --net=host --privileged -it nmon