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Latency heatmap

Cells warm where requests are slow, and the hottest route is flagged with its p99.

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Latency heatmap: cells warm where requests are slow, and the hottest route is flagged with its p99.

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Install

Writes one React component into components/illos. Nothing else to install.

npx shadcn@latest add https://illos.dev/r/scifi/latency-heatmap.json

Or hand it to your agent

Claude Code, Cursor, Codex and any other coding agent can add it from the prompt.

How it moves

  1. requests fill a grid of cells by route and time.
  2. cells warm where requests are slow.
  3. the hottest route is flagged with its p99.

For developers

File size
2.9 KB gzipped
Motion
Plays once, 3.0 s, then holds
Reduced motion
Shows a still
File
latency-heatmap.svg

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