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Adds more context and information around how to minimize image layers
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Chase Relock 2016-01-28 14:44:59 -08:00
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@ -523,10 +523,13 @@ docker images -viz | dot -Tpng -o docker.png
### Slimming down Docker containers [Intercity Blog](http://bit.ly/1Wwo61N) ### Slimming down Docker containers [Intercity Blog](http://bit.ly/1Wwo61N)
- Cleaning APT - Cleaning APT in a RUN layer
This should be done in the same layer as other apt commands.
Otherwise, the previous layers still persist the original information and your images will still be fat.
``` ```
RUN apt-get clean RUN {apt commands} \
RUN rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && apt-get clean \
&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
``` ```
- Flatten an image - Flatten an image
``` ```