Why this theme is showing up

Real examples with the stored reasons/explanations.

Discourse · 2026-04-09

Gist: Discourse’s backup process exposes extreme upload duplication, especially for widely reused GIFs and images. A hardlink-based optimization reduces backup size dramatically, but ext4’s per-inode hardlink limit still causes large duplicate clusters to fall back to downloads.

Signal reason: The content announces a backup optimization using content hashes and hardlinks, which is a new technical capability.

Source