#Debugging
2 articles — newest first.
- 8 min read
Finding event-loop stalls in Node before your users do
Async code that never resumes, and sync work that blocks everything else, look identical from outside. Event-loop delay monitoring, async hooks and a stall detector tell them apart.
- 7 min read
A reproducible memory-regression workflow for Node
Catching Node memory regressions before production: a repeatable load script, three heap snapshots, and reading retainer paths instead of guessing at the biggest object.