DEV Community

Performance

Tag for content related to software performance.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
We Measured LLM Prompt Caching in Production — Same Prompt, 0% to 91% Hit Rates

We Measured LLM Prompt Caching in Production — Same Prompt, 0% to 91% Hit Rates

Comments
5 min read
How to Optimize Images for Website Speed in 2026 (Without Losing Quality)

How to Optimize Images for Website Speed in 2026 (Without Losing Quality)

1
Comments 1
2 min read
Magento 2 Static Content Deploy Optimization: Faster Builds, Fewer Headaches

Magento 2 Static Content Deploy Optimization: Faster Builds, Fewer Headaches

Comments
6 min read
Performance Tuning: The Day the Server Got “Tired” and Started Acting Funny

Performance Tuning: The Day the Server Got “Tired” and Started Acting Funny

Comments
3 min read
🚀 I Built UUIDs That Look Random But Sort Like Timestamps (50% Smaller Indexes!)

🚀 I Built UUIDs That Look Random But Sort Like Timestamps (50% Smaller Indexes!)

Comments
4 min read
I Was Wrong About Events for Three Years—Until I Learned What Async Runtime Was Really Costing

I Was Wrong About Events for Three Years—Until I Learned What Async Runtime Was Really Costing

Comments
4 min read
Next.js partial prerendering in production: an honest assessment

Next.js partial prerendering in production: an honest assessment

Comments
4 min read
1 Minute SQL Tips with WoWSQL — 28 May 2026

1 Minute SQL Tips with WoWSQL — 28 May 2026

Comments
1 min read
Why Does Using an ORM Decrease Database Performance? An Experience...

Why Does Using an ORM Decrease Database Performance? An Experience...

Comments
7 min read
Magento 2 Profiling & Performance Debugging: Find Bottlenecks Fast

Magento 2 Profiling & Performance Debugging: Find Bottlenecks Fast

Comments
6 min read
Self-referential structs: Which version is for you?

Self-referential structs: Which version is for you?

1
Comments
1 min read
I Turned on Agent Tracing for 30 Days. 4 Hidden Bottlenecks Were Eating 47% of My Tokens.

I Turned on Agent Tracing for 30 Days. 4 Hidden Bottlenecks Were Eating 47% of My Tokens.

Comments
7 min read
AllReduce Stalls Are Network Stalls. Most Tools See Neither.

AllReduce Stalls Are Network Stalls. Most Tools See Neither.

Comments
4 min read
Frontier Logic at Local Speed: The 2026 Strix Halo Ultimate Benchmark Suite

Frontier Logic at Local Speed: The 2026 Strix Halo Ultimate Benchmark Suite

Comments 1
3 min read
The Moment the JVM Tuning Knob Broke Our Treasure Hunt Engine

The Moment the JVM Tuning Knob Broke Our Treasure Hunt Engine

Comments
3 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.