Multi-Stage Build

Branch

005-alpine-multi-stage-build

Diff

004-alpine…​005-alpine-multi-stage-build

Result

Image (MB) Layer Count node Binary (MB) node_modules (MB) Server (B)

Baseline

1740

22

116.0

51.0

2515

Previous

243

21

118.1

10.9

2515

Result

239

19

118.1

10.9

2515

 
$ SOURCE_DATE_EPOCH=1 GITHUB_SHA="N/A" scripts/docker_build.sh -p linux/amd64 -t 005-alpine-multi-stage-build -n
...

$ docker images de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build --format "{{.Repository}}\t{{.Tag}}\t{{.Size}}"
de.sdavids/sdavids-node-docker-image-slimming  005-alpine-multi-stage-build   239MB

$ docker run --rm de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build du -hs /usr/local/bin/node
118.1M  /usr/local/bin/node

$ docker run --rm de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build du -hs /node
10.9M /node

$ docker run --rm de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build du -hs /node/node_modules
10.9M /node/node_modules

$ docker run --rm de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build stat -c "%s" /node/server.mjs
2515

$ docker run --rm de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build ls -A /node
healthcheck.mjs
node_modules
server.mjs

$ docker image history --format "table {{.Size}}\t{{.CreatedBy}}" de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build
SIZE      CREATED BY
0B        LABEL org.opencontainers.image.licenses=Apac…
0B        HEALTHCHECK &{["CMD-SHELL" "node /node/healt…
0B        CMD ["node" "server.mjs"]
0B        EXPOSE map[3000/tcp:{}]
0B        USER node:node
0B        ENV PORT=3000
0B        ENV NODE_ENV=production
16.4kB    COPY --chown=node:node src/js ./ # buildkit
11.5MB    COPY --chown=node:node /node/node_modules no…
8.19kB    WORKDIR /node
0B        CMD ["node"]
0B        ENTRYPOINT ["docker-entrypoint.sh"]
20.5kB    COPY docker-entrypoint.sh /usr/local/bin/ # …
5.47MB    RUN /bin/sh -c apk add --no-cache --virtual …
0B        ENV YARN_VERSION=1.22.22
156MB     RUN /bin/sh -c addgroup -g 1000 node     && …
0B        ENV NODE_VERSION=22.15.0
0B        CMD ["/bin/sh"]
8.5MB     ADD alpine-minirootfs-3.21.3-x86_64.tar.gz /…

$ printf 'Layer Count: %s\n' "$(docker history de.sdavids/sdavids-node-docker-image-slimming:005-alpine-multi-stage-build | tail -n +2 | wc -l | tr -d ' ')"
Layer Count: 19

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