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Andrii's Blog
Personal blog · blog.andr2i.comprogrammingsystems
Andrii's Blog is a personal blog at blog.andr2i.com about programming and systems. Since 2026, 8 different Hacker News readers have linked it 9 times, most often “Eliminating Go bounds checks with unsafe”. It is still writing: the last post was on 2026-07-06, and you can follow it by feed.
Too few sampled comments (1) to say how often HN recommends it.?
Why HN links it
HN readers link Andrii's blog for Go performance writing, such as a post on eliminating Go bounds checks with unsafe and an earlier optimization catalog for finding bottlenecks.
Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
Andrii's notes on Go performance and optimization: hot-path tuning, CPU caches, assembly-level tricks, compression internals, and other low-level engineering.
Most-linked posts?
- Eliminating Go bounds checks with unsafe3 people · 3 mentions · first linked 2026-07-07
- Optimization Catalog: How 4 bytes of padding make array clearing 49% faster2 people · 2 mentions · first linked 2026-06-22
- Notes from Optimizing CPU-Bound Go Hot Paths2 people · 2 mentions · first linked 2026-05-05
What Hacker News says?
Nice article Andrii. I see from previous articles < https://blog.andr2i.com/posts/2026-06-22-optimization-catalo... > that you can identify and validate bottlenecks which you can optimize. For more general Go practitioners like me, is there any harness/tooling I can bring into my projects to identify these bottlenecks (aside from profiling if any). More specifically, tooling that identifies workflows that actually h…
Comment linking /posts/2026-06-22-optimization-catalog-how-4-bytes-of-padding-make-array-clearing-49-faster
on “Eliminating Go bounds checks with unsafe”Submitted Optimization Catalog: How 4 bytes of padding make array clearing 49% faster as a story · 2 points
HN discussionSubmitted Eliminating Go bounds checks with unsafe as a story · 1 points
HN discussionSubmitted Eliminating Go bounds checks with unsafe as a story · 1 points
HN discussionSubmitted Eliminating Go bound checks with unsafe as a story · 1 points
HN discussionSubmitted Hot path optimization. When float division beats integer division as a story · 1 points
HN discussionSubmitted Regression in untouched code: debugging an L1 I-cache associativity issue as a story · 1 points
HN discussionSubmitted Notes from Optimizing CPU-Bound Go Hot Paths as a story · 1 points
HN discussionSubmitted Notes from Optimizing CPU-Bound Go Hot Paths as a story · 1 points
HN discussion