Tony Garnock-Jones personal blog
60x speed-up of Linux “perf”
The tool is great, but it uses perf to record and analyze profile data, and perf on Debian has a performance problem : when not linked against libbfd , it shells out to addr2line for every address it needs to look up. Thousands and thousands and thousands of incredibly short-lived processes.
- Points
- 477
- HN comments
- 215
- Submissions
- 1
- Cited by
- 0 commenters
Systems & PerformanceSoftware Engineering2021
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Sep 9, 2021 | 60x speed-up of Linux “perf” by tonyg | 477 | 215 |
