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Is Paying for Bigger CI Runners Worth It? Break-Even Math Against Caching and Test Sharding
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Is Paying for Bigger CI Runners Worth It? Break-Even Math Against Caching and Test Sharding

DEV Community: cicd·Libme·3 days ago
#ERLii2Jo
#devtocicd#devto#dev#minutes#runs

Before paying for bigger CI runners, measure where the minutes go. A break-even model for caching, sharding, and larger runners.

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How we cut CDN metadata lookup latency by 91%
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How we cut CDN metadata lookup latency by 91%

Vercel News·Tim Caswell·8 days ago
#ayxlZltS
#vercel#metadata#path#shards#paths

We replaced per-path CDN routing metadata with indexed shards of bounded size, cutting P99 path metadata lookup latency by 91% and making deployments faster. Here's how we did it.

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Scaling redirects to infinity on Vercel
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Scaling redirects to infinity on Vercel

Vercel News·Ben Roberts·5 months ago
#zzDktrIB
#vercel#bloom#redirects#redirect#shard

Redirects are trivial at a small scale, but at millions, latency and cost become real systems problems. This is the story of how Vercel implemented bulk redirects.

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Database Sharding Strategies: Partitioning, Consistent Hashing, and Real-World Patterns
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Database Sharding Strategies: Partitioning, Consistent Hashing, and Real-World Patterns

DEV Community·丁久·6 months ago
#iCYl0nNc

Complete guide to database sharding — choosing a shard key, consistent hashing, resharding strategies, and common pitfalls.

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