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Added how to poke around in a running container

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The exec command can be used to launch another process in an already running container.
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Fredrik Wendt 2015-05-12 22:42:40 +02:00
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@ -107,6 +107,8 @@ If you want to remove also the volumes associated with the container, the deleti
If you want to poke around in an image, `docker run -t -i <myimage> <myshell>` to open a tty.
If you want to poke around in a running container, `docker exec -t -i <mycontainer> <myshell>` to open a tty.
If you want to map a directory on the host to a docker container, `docker run -v $HOSTDIR:$DOCKERDIR`. Also see [Volumes](https://github.com/wsargent/docker-cheat-sheet/#volumes).
If you want to integrate a container with a [host process manager](https://docs.docker.com/articles/host_integration/), start the daemon with `-r=false` then use `docker start -a`.