% nsinit User Manual % docker/libcontainer % JAN 2015 NAME: nsinit - A low-level utility for managing containers. It is used to spawn new containers or join existing containers. USAGE: nsinit [global options] command [command options] [arguments...] VERSION: 0.1 COMMANDS: config display the container configuration exec execute a new command inside a container init runs the init process inside the namespace oom display oom notifications for a container pause pause the container's processes stats display statistics for the container unpause unpause the container's processes help, h shows a list of commands or help for one command EXAMPLES: Get the of an already running docker container. `sudo docker ps` will return the list of all the running containers. take the (e.g. 4addb0b2d307) and go to its config directory `/var/lib/docker/execdriver/native/4addb0b2d307` and here you can run the nsinit command line utility. e.g. `nsinit exec /bin/bash` will start a shell on the already running container. # HISTORY Jan 2015, Originally compiled by Shishir Mahajan (shishir dot mahajan at redhat dot com) based on nsinit source material and internal work.