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Update FAQ regarding long stop times

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- It happens on recreate, not just stop

- We now support `stop_signal`, which can help in some cases

Signed-off-by: Aanand Prasad <aanand.prasad@gmail.com>
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Aanand Prasad 2016-02-26 11:26:56 -08:00
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docs/faq.md
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@ -15,7 +15,7 @@ weight=90
If you don’t see your question here, feel free to drop by `#docker-compose` on If you don’t see your question here, feel free to drop by `#docker-compose` on
freenode IRC and ask the community. freenode IRC and ask the community.
## Why do my services take 10 seconds to stop? ## Why do my services take 10 seconds to recreate or stop?
Compose stop attempts to stop a container by sending a `SIGTERM`. It then waits Compose stop attempts to stop a container by sending a `SIGTERM`. It then waits
for a [default timeout of 10 seconds](./reference/stop.md). After the timeout, for a [default timeout of 10 seconds](./reference/stop.md). After the timeout,
@ -40,6 +40,12 @@ in your Dockerfile.
* If you are able, modify the application that you're running to * If you are able, modify the application that you're running to
add an explicit signal handler for `SIGTERM`. add an explicit signal handler for `SIGTERM`.
* Set the `stop_signal` to a signal which the application knows how to handle:
web:
build: .
stop_signal: SIGINT
* If you can't modify the application, wrap the application in a lightweight init * If you can't modify the application, wrap the application in a lightweight init
system (like [s6](http://skarnet.org/software/s6/)) or a signal proxy (like system (like [s6](http://skarnet.org/software/s6/)) or a signal proxy (like
[dumb-init](https://github.com/Yelp/dumb-init) or [dumb-init](https://github.com/Yelp/dumb-init) or