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xbillOct 16, 2026 • 11 min read
Don't Assume Your Cloud T4 Runs at Spec: Gemma 4 Decode Falls 7% as the Card Warms
The same Tesla T4 on the same Google Cloud VM decoded Gemma 4 E2B at 115 tokens/s at 45 °C and 107 a...
#nvidia#googlecloud#llm#performance
10 5
Alex Georgiev6d ago • 6 min read
Docker Compose 5.6's jobs type only starts through docker compose run
Docker Compose 5.6 added a jobs: section for one-off tasks. up, create and start all refuse to touch...
#docker#devops#containers#performance
31 4
Varshith V Hegde4d ago • 8 min read
The Browser Already Has a Priority System. Your debounce(300) Does Not.
I watched a search box die in the most boring way possible. Three letters. The caret blinked,...
#javascript#webdev#performance#browser
16 12
Alex GeorgievOct 16, 2026 • 7 min read
PostgreSQL 19 beta's parallel autovacuum launches workers but leaves vacuum time unchanged
I measured PostgreSQL 19 beta4's new parallel autovacuum on a six-index, 400,000-row table: 4 worker...
#postgres#database#performance#devops
18 2
Alex Georgiev1d ago • 6 min read
Git 2.56's last-modified command is fast on one directory and slow on scattered files
I benchmarked Git's new last-modified command against a per-file git log loop on git/git: 861ms vers...
#git#devops#performance#opensource
15 5
Alex Georgiev5d ago • 6 min read
SQLite 3.54's diskused command needs a build flag sqlite3_analyzer never required
SQLite 3.54 replaces sqlite3_analyzer with a built-in diskused() function. It ran a disk-space repor...
#sqlite#database#performance#devops
14 2
Alex Georgiev4d ago • 7 min read
Redis 8.4's digest-based SET option cuts a 1MB compare-and-set from 4.3ms to 1.6ms
Redis 8.4 adds IFEQ, IFNE, IFDEQ and IFDNE to SET. I measured a 1MB compare-and-set drop from about ...
#redis#database#performance#devops
10 2
Kimusta4d ago • 3 min read
Google Indexed 258 of My 406 Pages. The Sitemap Was Never the Problem.
I run Kimusta, a marketplace for local services in Turkey. 406 URLs in the sitemap, every one...
#seo#webdev#javascript#performance
1 2
Parsa Jiravand2d ago • 5 min read
You're Letting the Browser Guess. `fetchpriority` Fixes That.
Your hero image is losing a bandwidth fight against a web font and a chat-widget script — fetchprior...
#webdev#performance#javascript#html
10 1
Bargan Constantin4d ago • 6 min read
Claude Code Added GZIP in 2026. Why Not Brotli?
A developer captured a Claude Code API request that was 594,750 bytes. After GZIP compression, the.....
#performance#dotnet#webdev#ai
11 4
Parsa Jiravand4d ago • 5 min read
Your 'Expand All' Button Is Quietly Causing Layout Thrashing
An 'expand all' click that stutters isn't a slow CPU — it's layout thrashing, a loop that forces the...
#javascript#performance#webdev#browser
9 2
howcani howcaniOct 16, 2026 • 6 min read
C = 1.25 is a tolerance, not a constant: the load-tail law behind MoE token dropping
A capacity factor and a target drop rate are the same information in two forms, and the folk constan...
#machinelearning#ai#performance#programming
1 4
Seppe GadeyneOct 16, 2026 • 8 min read
Website performance: 9 steps to a faster site, in the right order
Most slow websites don't need another caching plugin. They need a diagnosis, one fix for the biggest...
#webdev#performance#frontend#webperf
0 2
Amit chakraborty2d ago • 8 min read
Deep‑link navigation in Expo Router exceeding the performance budget
The situation You are a senior mobile engineer on a React Native team that ships a...
#reactnative#performance#expo#android
0 0
Sachin Kr. Rajput1d ago • 12 min read
One Request, End to End: Tokenize, Prefill, Decode, Stream
You type "Why is the sky blue?" and press Enter. There's a short pause. Then words start appearing,...
#llm#machinelearning#inference#performance
2 1
Amit chakrabortyOct 16, 2026 • 6 min read
Enforcing a measurable performance ceiling for the Fabric renderer
The situation Say you are a lead engineer on a React Native team that has just upgraded a...
#reactnative#fabric#performance#mobileperformance
0 0
Kartik ThakurOct 16, 2026 • 20 min read
Upgrading the Realme Narzo 30 4G from Realme UI (Android 12) to Android 16: BROM Unlock, 90Hz Fix & Performance Tuning
How we bypassed deactivated vendor unlocking servers via MediaTek BROM, migrated from Realme UI Andr...
#android#linux#mobile#performance
0 0
Alex AwaikOct 16, 2026 • 6 min read
Why We Kept Ternary Bonsai 2 27B After Testing the Faster 9B
October 16, 2026 Our production classifier runs on a single RTX 2080 Ti with 11 GB of VRAM. It is.....
#ai#llm#machinelearning#performance
0 0
gilnett5d ago • 4 min read
Learned Indexes in Rust v0.2: Answering Reddit, Adding Range Queries, and Beating slice::binary_search
A few days ago, I published an architectural deep dive exploring a provocative question: What if we....
#rust#performance#database#algorithms
5 0
Duong Phuc Khanh (Kido)3d ago • 8 min read
Killing Recursive CTEs: Sub-Millisecond Comment Trees & Bitmask RBAC in PostgreSQL 17
Why WITH RECURSIVE CTEs and 5-table RBAC joins choke under concurrency, and how Duong Phuc Khanh (Ki...
#postgres#backend#architecture#performance
1 1
Raju Dandigam1d ago • 4 min read
Cypress 16.1.1 Upgrade Checklist: Measure Speed, Flake, Memory, and Secret Boundaries
Cypress 16 brings meaningful runtime, network, retry, and security changes. That does not mean every...
#cypress#testing#performance#security
2 0
Victor2d ago • 6 min read
My AI App Waits 2.3 Seconds Before Saying a Single Word. Here's Exactly Where That Time Goes.
323 requests, 8 test conditions, one production deployment. The slow first word is not the model's.....
#performance#llm#buildinpublic#benchmarking
1 1
Aditya Sharma6d ago • 9 min read
How Linux Handles a `fork()` When the Parent Has Gigabytes of Memory
A process with 8 GB of resident memory calls fork(). On a modern Linux system, the call returns in a...
#computerscience#linux#performance
2 1
Gabriel Anhaia5d ago • 8 min read
Go 1.27 Finds Leaked Goroutines With the Garbage Collector. Here's What It Misses
Go's goroutineleak profile reuses the GC mark phase to find goroutines nothing can wake. How the tri...
#go#concurrency#debugging#performance
0 0