[KongchangAI]
Unverified50% confidenceFactExact time

OverlayFS, as a union filesystem, allows multiple containers to share the read-only layers of the same image and records differences only in the writable layer, serving as the underlying support for Docker's image layering design.

1
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50%
Confidence
Long-term
Relevance
10/5/2026
First Seen

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