OpenResty XRay
Aug 12, 2026
OpenResty XRay
Updated Aug 12, 2026
7 mins read
Uneven Nginx Worker CPU Usage: Tracing a Missing reuseport Flag and a cjson Hotspot
- The Symptom: Some Nginx Workers Maxed Out While Others Sat Idle
- How OpenResty XRay Pinpointed the Root Causes
- The Fix: Three Optimizations and Their Measured Gains
- Summary: What OpenResty XRay Found in Minutes
- Frequently Asked Questions
- What is OpenResty XRay
- The Symptom: Some Nginx Workers Maxed Out While Others Sat Idle
- How OpenResty XRay Pinpointed the Root Causes
- The Fix: Three Optimizations and Their Measured Gains
- Summary: What OpenResty XRay Found in Minutes
- Frequently Asked Questions
- What is OpenResty XRay
