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Tag for content related to software performance.

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The Hidden Cost of a Log Line : Sync/Async Flush and everything in Between

The Hidden Cost of a Log Line : Sync/Async Flush and everything in Between

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9 min read
Paper Finder: A Free AI-Powered Research Tool and the 7-Second Freeze I Had to Debug

Paper Finder: A Free AI-Powered Research Tool and the 7-Second Freeze I Had to Debug

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2 min read
NGINX, Actually Explained: Architecture, Config, and the Mental Model That Makes It Click

NGINX, Actually Explained: Architecture, Config, and the Mental Model That Makes It Click

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7 min read
ffmpeg.wasm 0.12 hung on the first frame — and the real speedup was not the upgrade

ffmpeg.wasm 0.12 hung on the first frame — and the real speedup was not the upgrade

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6 min read
Big-O Notation Explained: The Regex That Took Down Cloudflare for 27 Minutes

Big-O Notation Explained: The Regex That Took Down Cloudflare for 27 Minutes

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9 min read
Performance Tuning Before Launch

Performance Tuning Before Launch

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8 min read
The Node.js Event Loop Explained: How Single-Threaded Serves Thousands

The Node.js Event Loop Explained: How Single-Threaded Serves Thousands

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5 min read
Write-Behind (Write-Back) Caching with Redis

Write-Behind (Write-Back) Caching with Redis

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5 min read
Node.js Memory Leaks and Profiling: Finding What Holds Memory

Node.js Memory Leaks and Profiling: Finding What Holds Memory

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5 min read
Scaling Node.js with the Cluster Module: Using All Your Cores

Scaling Node.js with the Cluster Module: Using All Your Cores

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4 min read
Node.js Streams and Backpressure: Processing Data Without Running Out of Memory

Node.js Streams and Backpressure: Processing Data Without Running Out of Memory

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5 min read
Node.js Worker Threads: Moving CPU Work Off the Main Thread

Node.js Worker Threads: Moving CPU Work Off the Main Thread

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5 min read
Redis Caching Best Practices and Pitfalls

Redis Caching Best Practices and Pitfalls

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6 min read
Why Uptime Percentages Hide More Than They Reveal

Why Uptime Percentages Hide More Than They Reveal

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4 min read
Preventing Cache Stampede with Redis

Preventing Cache Stampede with Redis

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6 min read
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