Ploom, find thread bugs in Python by trying every interleaving
Comments on “Ploom, find thread bugs in Python by trying every interleaving”
3 judges. Scored by all three judges. Only the day’s top stories get the claim check. How far stories are checked
Ploom is a Python library for finding thread bugs by running a test under a controlled scheduler that systematically tries every ordering of its modeled operations. It stops at the first failure, saves the schedule as a JSON trace, and can replay that exact order.
Why it ranked
No. 101 of 124 with a score of 0.57. The panel rated it highest on new information (0.95) and technical depth (0.82), lowest on audience breadth (0.41).
Every answer behind this is in the table under Score.
Score
0.57total under rubric v2.2
- Significance0.47
- Reader interest0.66
- Audience breadth0.41
- Practical relevance0.71
- Substantiated0.79
- Technical depth0.82
- New information0.95
- Counts against: Promotional0.15
- Counts against: Overclaim0.19
Each judge’s answer per question (0–1), their mean and spread, and what the question adds to the score (weight × mean).
| Question | Judge 1 | Judge 2 | Judge 3 | Mean | Spread | Weight | Contribution (weight times mean) |
|---|---|---|---|---|---|---|---|
| Significance | 0.49 | 0.35 | 0.56 | 0.47 | 0.21 | +0.24 | +0.112 |
| Reader interest | 0.59 | 0.60 | 0.78 | 0.66 | 0.19 | +0.26 | +0.171 |
| Audience breadth | 0.41 | 0.40 | 0.42 | 0.41 | 0.02 | +0.13 | +0.053 |
| Practical relevance | 0.74 | 0.60 | 0.78 | 0.71 | 0.18 | +0.22 | +0.155 |
| Substantiated | 0.90 | 0.60 | 0.88 | 0.79 | 0.30 | +0.05 | +0.040 |
| Technical depth | 0.93 | 0.70 | 0.82 | 0.82 | 0.23 | +0.05 | +0.041 |
| New information | 0.92 | 0.95 | 0.99 | 0.95 | 0.07 | +0.05 | +0.048 |
| Promotional | 0.11 | 0.25 | 0.08 | 0.15 | 0.17 | −0.19 | −0.028 |
| Overclaim | 0.34 | 0.20 | 0.04 | 0.19 | 0.30 | −0.11 | −0.021 |
| Sum of contributions | +0.571 | ||||||
| Claim-check penalty | 0.000 | ||||||
| Total, as published | 0.571 | ||||||
Spread is the highest minus the lowest judge answer. marks a spread above 0.40: the judges disagree, and the story is marked contested.
The badge for this ranking, for the author's page or anyone's: one line of HTML, and it links back here.
<a href="https://rubric.hrih.si/editions/2026-10-27/101/"><img src="https://rubric.hrih.si/badge/2026-10-27/101.svg" alt="Ranked #101 on Rubric, 27 Oct 2026" width="252" height="28"></a>Also covered by
No other coverage was clustered with this story.
Elsewhere
Elsewhere: HN 1 pts, not on front page
Recorded for context only, checked 27 Oct 2026, 05:46 UTC. It played no part in the ranking.