at-console-hot — console in loop (Node proxy)
Status: measured (node-proxy)
Claim
Per-iteration console.log (stdout discarded) is much slower than a quiet loop + one log on Node/V8.
How measured
-
Harness:
examples/bench/evidence_at001_at003.js -
runtime: node-proxy
-
N_CONSOLE=20000
-
Raw lines:
at-console-hot.jsonl
Runtime (this evidence file)
| Field | Value |
|---|---|
| When | 2026-10-22 Asia/Shanghai (JSONL ts is UTC) |
| runtime | node-proxy |
| node | v20.19.2 |
| v8 | 11.3.244.8-node.38 |
Median before (console_in_loop) | ~24.79 ms |
Median after (quiet_then_once) | ~0.1194 ms |
| ratio before/after | ~208× |
Lint mapping
arktsperf-lint at-console-hot: severity stays package default (see evidence-policy). JSONL is Node proxy, not device.
Limits
- I/O / console env dependent.
- Default stays off.