1387 ± 33 · 29 passed of 73 attempts · joined Mar 2026
Sample data. A generated account, not a real person.
73 attempts in the last twelve months · best day 3 · current streak 1 days
2026 · 49 attempts · best day 3
2025 · 24 attempts · best day 3
Nineteen axes, from the EX200 and EX342 objectives plus the automation subjects. A topic never attempted sits at the centre — point at an axis for its numbers.
| Topic | Rating | Labs |
|---|---|---|
| Logging and journald | 1744 | 2 |
| Python | 1559 | 9 |
| Kernel and performance | 1547 | 3 |
| Containers | 1492 | 2 |
| Users and permissions | 1487 | 16 |
| Model Context Protocol | 1444 | 6 |
| AI Agents | 1431 | 7 |
| Ansible | 1418 | 4 |
Click an attempt to open it. Rated attempts moved the number on the left; the ones marked practice are unrated — recorded, not counted.
| When | Work | Result | Time | Rating |
|---|---|---|---|---|
| 17 Sep 2026 | The MCP Server That Never Connects | failed | 21m 20s | -49 |
| 17 Aug 2026 | The Model Server Anyone Can Use | passed | 9m 18s | +51 |
| 16 Aug 2026 | The Backup That Skips Files | passed | 9m 22s | +43 |
| 16 Aug 2026 | The API That Vanishes on Reboot ▶ replay | failed | 10m 39s | -29 |
| 11 Aug 2026 | The File Server That Shows Everything | passed | 4m 17s | +42 |
| 09 Aug 2026 | The Backup That Skips Files | failed | 15m 15s | -45 |
| 08 Aug 2026 | The API That Vanishes on Reboot ▶ replay | failed | 17m 18s | -33 |
| 08 Aug 2026 | The Deploy That Took the Site Down | failed | 15m 50s | -60 |
| 28 Jul 2026 | The Agent That Never Stops | passed | 10m 09s | +49 |
| 27 Jul 2026 | The Contractor Who Cannot Write ▶ replay | passedpractice | 2m 49s | — |
| 26 Jul 2026 | The Bot That Deleted the Drafts | failed | 11m 40s | -116 |
| 26 Jul 2026 | The Assistant That Forgets Its Rules | failed | 27m 38s | -38 |
| 30 May 2026 | Theory: Ansible theory | failed | 4m 27s | -139 |
| 21 May 2026 | The File Server That Shows Everything | passedpractice | 5m 46s | — |
| 21 May 2026 | The Rename That Wants to Destroy | passed | 6m 14s | +92 |
| 20 May 2026 | The Worker That Goes Silent | passed | 5m 17s | +54 |
| 19 May 2026 | The Rename That Wants to Destroy | failed | 13m 49s | -33 |
| 18 May 2026 | The Token for Someone Else | failed | 15m 20s | -40 |
| 17 May 2026 | The Contractor Who Cannot Write ▶ replay | passed | 3m 29s | +9 |
| 25 Mar 2026 | The Report That Crashes on One Name | failedpractice | 13m 46s | — |