Redis 9 vs. Dragonfly 1.20: Throughput and Memory Efficiency Benchmarks for Caching Layers
In our 72-hour stress test of 1 million concurrent cache connections, Dragonfly 1.20 delivered 40% higher throughput than Redis 9 while using 35% less…
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I Rebuilt the Core of My Data Engine — Here's What Changed in v1.3.0
I Rebuilt the Core of My Data Engine — Here's What Changed in v1.3.0 What is Nexus Core? Nexus Core is a standalone Java application — a central data …
Проектируем сервис HTTP-запросов: Kafka, PostgreSQL, Redis-очередь и миллионы логических партиций
Ни одна «одна технология» не закрывает это без слоёв. Сначала — почему в стеке именно Kafka, PostgreSQL и Redis ; дальше — как мы спроектировали серви…
How I Rebuilt a Three-Layer Cache System in Java — Redis, L1, and MongoDB Done Right
I've been working on Nexus , a backend infrastructure project, and recently hit a point where the data synchronization layer needed a serious rethink.…
Why Is Redis INCR a Bad Fit for a Public URL Shortener?
LeetDezine Redis INCR is one of those solutions that looks perfect the first time you see it. Atomic counter increments. Every call returns a unique i…
Redis-backed permissions for high-volume Laravel apps: v4.0.0-beta.1
I just shipped v4.0.0-beta.1 of laravel-permissions-redis , and I want to share both what's in it and the specific problem it exists to solve. The pro…
How We Cut API Response Time from 2.3s to 180ms Using Redis + Smart Caching
p95 latency dropped from 2.3 seconds to 180 milliseconds. Same hardware, same database, same traffic. The only thing that changed was how we cached — …
Why queues don’t feel “instant” in real backend systems?
When I first learned about queues and background workers, I imagined something like this: request comes in job goes into queue worker picks it up imme…
Redis Caching Strategies for Video Content Platforms
A video platform that pulls content from seven European regions needs aggressive caching or it folds under its own weight. ViralVidVault curates viral…
I got tired of wiring the same caching stack every project, so I built LayerCache
Every Node.js service I've worked on hits the same caching wall. It always starts the same way. You add an in-memory cache. It's fast. Life is good. T…
Hardening Distributed Systems: Retries, Circuit Breakers & Observability.
Building Resilient Distributed Systems: A Solo Engineer's Journey How I turned flaky upstream APIs into a predictable, observable, and operator-friend…
How We Made Next.js ISR Page Cache Efficient with Redis
Next.js ISR works great on a single pod. But the moment you scale to multiple replicas — whether on Kubernetes , ECS , Cloud Foundry , or any orchestr…