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Tag for content related to software performance.

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Silent Retries and Agent Latency: What Sentry's Span Hierarchy Taught Us About Multi-Agent Observability

Silent Retries and Agent Latency: What Sentry's Span Hierarchy Taught Us About Multi-Agent Observability

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1 min read
Static Analysis Told Me My React App Had a Problem. Runtime Profiling Told Me Which One

Static Analysis Told Me My React App Had a Problem. Runtime Profiling Told Me Which One

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3 min read
How to speed up a Next.js application without guessing

How to speed up a Next.js application without guessing

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6 min read
How I Cut My Voice Agent’s Groq API Usage by ~70% Without Changing the Model

How I Cut My Voice Agent’s Groq API Usage by ~70% Without Changing the Model

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5 min read
Building a Non-Blocking JPG-to-SVG Converter in the Browser with WebAssembly

Building a Non-Blocking JPG-to-SVG Converter in the Browser with WebAssembly

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5 min read
BM25 Length Normalization: Why Long RAG Chunks Never Rank

BM25 Length Normalization: Why Long RAG Chunks Never Rank

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7 min read
Content Delivery Networks

Content Delivery Networks

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9 min read
The Long Animation Frames API: Find What Actually Broke Your INP

The Long Animation Frames API: Find What Actually Broke Your INP

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4 min read
GPT-5.6 Fast mode long context: price the 272K threshold before rollout

GPT-5.6 Fast mode long context: price the 272K threshold before rollout

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5 min read
Filament v4.12 and v5.7: 92% Faster Forms, and the Security Fixes You Still Have to Turn On

Filament v4.12 and v5.7: 92% Faster Forms, and the Security Fixes You Still Have to Turn On

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9 min read
SQLite FTS5 is faster than Whoosh. So why would you ever use a pure-Python search engine?

SQLite FTS5 is faster than Whoosh. So why would you ever use a pure-Python search engine?

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3 min read
Our Database Was at 15% CPU While the API Was Timing Out

Our Database Was at 15% CPU While the API Was Timing Out

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4 min read
When a Platform Outgrows Its Architecture

When a Platform Outgrows Its Architecture

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1 min read
Why Is My Windows Disk Usage at 100% When I'm Not Doing Anything?

Why Is My Windows Disk Usage at 100% When I'm Not Doing Anything?

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5 min read
vLLM PagedAttention: Memory Optimization & High-Throughput LLM Inference Tuning

vLLM PagedAttention: Memory Optimization & High-Throughput LLM Inference Tuning

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4 min read
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