Pinterest Engineering·Apr 15, 2026·15 min read·Pinterest Engineering58Finding zombies in our systems: A real-world story of CPU bottlenecksVaibhav Shankar; Staff Software Engineer | Raymond Lee; Staff Software Engineer | Chia-Wei Chen; Staff Software Engineer | Shunyao Li; Sr…PerformanceRead original on medium.comDiscussion around the webHacker News67 · 11 💬Score breakdownTechnical depth77Practical value60Originality60Writing quality96Source reputation83Recency0External engagement25On-site engagement10NayaRead shows a summary and links to the original article. The full article is hosted on medium.com.