An endpoint is slow under load. How do you separate DB latency vs CPU blocking vs network issues?

An endpoint is slow under load. How do you separate DB latency vs CPU blocking vs network issues?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, node-js, topic-specific, node.js, javascript, backend

参考答案摘要

To isolate performance bottlenecks, the first step is to measure where time is being spent. Common checks include: Reviewing database query timings and connection pool metrics Checking for event loop ...

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