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Merge pull request #32831 from jmaitrehenry/patch-2

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Clarify where the RUN command runs from
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Misty Stanley-Jones 2017-04-26 11:34:00 -07:00 • committed by GitHub
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docs/reference/commandline/exec.md
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@ -39,6 +39,14 @@ The command started using `docker exec` only runs while the container's primary
process (`PID 1`) is running, and it is not restarted if the container is
restarted.
COMMAND will run in the default directory of the container. It the
underlying image has a custom directory specified with the WORKDIR directive
in its Dockerfile, this will be used instead.
COMMAND should be an executable, a chained or a quoted command
will not work. Example: `docker exec -ti my_container "echo a && echo b"` will
not work, but `docker exec -ti my_container sh -c "echo a && echo b"` will.
## Examples
### Run `docker exec` on a running container