---
title: "Cutting p99 Latency 60% with a Caching Rearchitecture | Coming Soon"
author: "Mohammad Abu Mattar"
canonical: https://mkabumattar.com/coming-soon/case-studies/p99-latency-caching-rearchitecture
---

[Coming Soon](/coming-soon)/[Case Study](/coming-soon#case-studies)

# Cutting p99 Latency 60% with a Caching Rearchitecture

Case StudyScheduled for 13 October 2026

![Cutting p99 Latency 60% with a Caching Rearchitecture](/_astro/hero.DE1RZUf0_1poqd3.webp)

Four caching layers across CloudFront, the edge, Redis and a DynamoDB read model, plus the invalidation discipline and stampede protection that made the tail latency stay down instead of moving somewhere else.

ArchitecturePerformanceCloud Computing

[Back to Coming Soon](/coming-soon)