---
title: "Discussion on \"p50 vs p95 vs p99 Latency: A Cheat Sheet With the Math Behind It\" | Hashnode"
description: "Discussion on \"p50 vs p95 vs p99 Latency: A Cheat Sheet With the Math Behind It\". A percentile is a rank: sort the requests, then read the value at a position. Everything below follows from that. Python output comes from Python 3.11 in a scratch directory. Simulator numbers come fr"
url: "https://hashnode.com/posts/p50-vs-p95-vs-p99-latency-a-cheat-sheet-with-the-math-behind-it/6ae47a1d2d94de67010cd4a6"
---

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Oct 30

# [p50 vs p95 vs p99 Latency: A Cheat Sheet With the Math Behind It](https://thedevopsdaily.hashnode.dev/p50-vs-p95-vs-p99-latency-a-cheat-sheet-with-the-math-behind-it?utm_source=hashnode&utm_medium=feed)

A percentile is a rank: sort the requests, then read the value at a position. Everything below follows from that. Python output comes from Python 3.11 in a scratch directory. Simulator numbers come fr

thedevopsdaily.hashnode.dev 7 min read

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