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It Wasn't One Request - Everything Got Slow
One request blocks the loop; every request pays
중급 · Lessons 14 · Lab 4
Start the lab
Curriculum
One Lane, Many Jobs
If Everything Slowed Down At Once, There Is Only One Lane
reading
Build a Ruler for Event Loop Stalls
lab
Quiz: One Lane, Many Jobs
quiz
What Blocks and What Does Not
Four Letters at the End of a Name Decide the Outage
reading
Count the Slots in the Thread Pool
lab
Quiz: What Blocks and What Does Not
quiz
Slice It or Move It
Slice It or Move It, and What Each Costs
reading
Slice a Big Computation, Then Move It to a Worker
lab
Quiz: Slice It or Move It
quiz
Backpressure and Streams
Nothing Is Leaking - A Queue Is Forming
reading
Measure the Bytes That Pile Up
lab
Quiz: Backpressure and Streams
quiz
Observing and Alerting
What to Record, and What to Wake Someone For
reading
Quiz: Observing and Alerting
quiz
Reference docs
Node.js — 이벤트 루프, 타이머, process.nextTick()
Node.js — 이벤트 루프를 막지 마라 (스레드 풀도 포함)
Node.js 22 — 성능 측정 훅: monitorEventLoopDelay 와 eventLoopUtilization
Node.js 22 — 명령줄 옵션: UV_THREADPOOL_SIZE 가 다루는 API 목록
Node.js 22 — 스트림: highWaterMark, write() 의 반환값, drain
Node.js 22 — 워커 스레드