BLD: Decrease size of docker image #61430
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Combining RUN commands to minimise the number of layers and cleaning up the apt lists to reduce total size.
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Comment on lines 4 to 8
| RUN apt-get update && \ | ||
| apt-get -y upgrade && \ | ||
| rm -rf /var/lib/apt/lists/* | ||
| # hdf5 needed for pytables installation | ||
| # libgles2-mesa needed for pytest-qt | ||
| RUN apt-get install -y libhdf5-dev libgles2-mesa-dev | ||
| RUN apt-get update && apt-get install -y \ |
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- Can you combine these two installs?
- Can you include
--no-install-recommends?
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Yes, done. That saves another ~0.16 Gb.
Do note that the --no-install-recommends could impact 'downstream' images based on this image, if they depend on having a recommended library installed.
Combine upgrade and install steps Add --no-install-recommends option
mroeschke approved these changes May 12, 2025
Thanks @huisman |
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This PR reduces the size of the docker image by:
In my tests it reduced the size of the final image with approximately 0.47GB (most of it due to the --no-cache-dir).
doc/source/whatsnew/vX.X.X.rstfile if fixing a bug or adding a new feature.