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GitHub Repository
A Java performance case study - scanning 1M log lines from 872ms to 78ms, one bottleneck at a time.
4 starsJava
I optimized a Java log scanner from 872ms to 78ms (Zero GC)
by yosinago·Mar 28, 2026·4 points·1 comment
AI Analysis
●MidNiche Gem
Educational case study, not a reusable tool — standard Java optimization patterns.
Strengths
- •Each version isolates one bottleneck with before/after measurements and explanations
- •Zero GC approach is concrete and measurable on modest hardware
Weaknesses
- •Not a product or library — just a tutorial repository with no reusable code
- •Optimization techniques (memory mapping, avoiding allocations) are well-documented elsewhere
Category
Target Audience
Java developers interested in performance optimization
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