Dev Tools · 1h ago
How Multi-Stage Builds Slashed Docker Images from 1.2GB to 85MB
A developer reduced a Python web app's Docker image from 1.2GB to 85MB using multi-stage builds. The bloated image contained build dependencies and caches that leaked into runtime. Multi-stage builds separate the build environment from the runtime, dramatically cutting size.
Meridian48 take
This is a practical, well-known optimization that every Docker user should adopt, but the article's 93% reduction is impressive and worth highlighting.
Read the full reporting
How I Shrunk Our Docker Images from 1.2GB to 85MB Using Multi-Stage Builds →
DEV Community
dockermulti-stage-builds