Scaling and benchmarking a critical message bus using a new indexing strategy(blog.janestreet.com)
45 points by eatonphil | 3 comments
Jane Street blog post on scaling and benchmarking a critical internal message bus using a new indexing strategy.
#benchmarking on Hacker News
14 stories tagged benchmarking, newest first.
Benchmark in Milliseconds(matklad.github.io)
143 points by surprisetalk | 47 comments
A blog post by matklad arguing that micro benchmarks should be sized to run around 300 milliseconds, explaining the reasons for this rule of thumb.
Decision models like Jev don't beat LLM-as-a-judge or traditional classifiers(developers.redhat.com)
140 points by tomncooper | 50 comments
Red Hat Developer article benchmarking AI decision models like TypeSafe AI's Jev against LLM-as-a-judge and traditional classifier guardrails.
How to speed up the Rust compiler in September 2026(nnethercote.github.io)
266 points by trickypr | 157 comments
Nicholas Nethercote's blog post reporting Rust compiler performance improvements from late July to late September 2026, including a 4.57% mean wall-time reduction.
How did AMD Ryzen get 50% faster in two years?(lemire.me)
466 points by ibobev | 190 comments
Daniel Lemire blog post examining how AMD Ryzen processors became about 50% faster over two years.
I built a vulnerable app and spent $1,500 seeing if LLMs could hack it(kasra.blog)
376 points by jc4p | 200 comments
A blog post by Kasra Rahjerdi describing building a deliberately vulnerable app and spending $1,500 testing whether various LLMs could hack it.
A Faster Alternative to Jq(micahkepe.com)
358 points by pistolario | 226 comments
Blog post introducing jsongrep, a JSON query tool, explaining its automata-based search engine and benchmarks against jq, jmespath, jsonpath-rust, and jql.
%CPU utilization is a lie(brendanlong.com)
396 points by BrendanLong | 135 comments
Blog post by Brendan Long arguing that %CPU utilization reported by tools like top misrepresents how close servers are to their actual capacity limits.
I wasted weeks hand optimizing assembly because I benchmarked on random data(vidarholen.net)
376 points by thunderbong | 148 comments
Blog post recounting how the author spent weeks hand-optimizing assembly for a Java platform, only to find the gains came from benchmarking on unrealistic random data.
Hard numbers in the Wayland vs. X11 input latency discussion(mort.coffee)
562 points by todsacerdoti | 435 comments
Blog post measuring cursor input latency under Wayland versus X11 on Linux using a 240 FPS phone camera to produce hard numbers.
How much faster are the Gnome 46 terminals?(bxt.rs)
494 points by janvdberg | 263 comments
Blog post measuring input latency of GNOME 46 terminal emulators (VTE-based) compared to earlier versions and other terminals.
The One Billion Row Challenge in Go: from 1m45s to 4s in nine solutions(benhoyt.com)
403 points by nalgeon | 169 comments
Ben Hoyt's blog post walking through nine Go solutions to the One Billion Row Challenge, cutting runtime from 1m45s to 4s.
Ceph: A Journey to 1 TiB/s(ceph.io)
366 points by davidmr | 185 comments
Ceph blog post by Mark Nelson describing the effort to tune a Ceph cluster to reach 1 TiB/s of storage throughput.
A single line of code made a 24-core server slower than a laptop (2021)(pkolaczk.github.io)
456 points by xk3 | 138 comments
Blog post by Piotr Kołaczkowski explaining how one line of code caused a parallel program to run slower on a 24-core server than on a 4-core laptop.