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documentation for #510

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closes #517
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Kingdon Barrett
2018-10-21 11:43:38 -04:00
parent 3b511622e0
commit 1be96f1edf
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@@ -238,6 +238,12 @@ environment variables:
# Give all other processes (such as those which have been forked) 5 minutes to timeout
ENV KILL_ALL_PROCESSES_TIMEOUT=300
Note: Prior to 0.11.1, the default values for `KILL_PROCESS_TIMEOUT` and `KILL_ALL_PROCESSES_TIMEOUT`
were 5 seconds. In version 0.11.1+ the default process timeout has been adjusted to 30 seconds to
allow more time for containers to terminate gracefully. The default timeout of your container runtime
may supersede this setting, for example Docker currently applies a [10s timeout](https://docs.docker.com/engine/reference/commandline/stop/#options)
by default before sending SIGKILL, upon `docker stop` or receiving SIGTERM.
### Environment variables
If you use `/sbin/my_init` as the main container command, then any environment variables set with `docker run --env` or with the `ENV` command in the Dockerfile, will be picked up by `my_init`. These variables will also be passed to all child processes, including `/etc/my_init.d` startup scripts, Runit and Runit-managed services. There are however a few caveats you should be aware of: