Public list by ~betterdevlink

Issues #290 Jul 14, 2026

Designing Partitioning You Don't Have to Babysit

https://explainanalyze.com/p/designing-partitioning-you-dont-have-to-babysit/

Designing Partitioning You Don't Have to Babysit Six months in, p_future holds 800M rows because the growth projection didn’t survive the workload, and every ALTER to fix it needs a maintenance window nobody wants to schedule. The boundary management is two lines of DDL; the harder part is picking a partition key that doesn’t leak into application code.

#databases #postgresql #mysql #partitioning #scaling #architecture

about 1 month ago

CORS: What is it protecting?

https://sanyamserver.online/posts/cors/

CORS: What is it protecting? is CORS a browser security measure or a server security measure?

about 1 month ago

Data Access Patterns That Makes Your CPU Really Angry

https://blog.weineng.me/posts/slowest_add/

Data Access Patterns That Makes Your CPU Really Angry Given an array of data, what is the slowest way to sum up the integers? Is it adding the numbers from left to right, adding them randomly, or doing something else? In this post, we are going to build a data access pattern from the ground up that sums numbers as slowly as possible by exploiting memory pitfalls.

about 1 month ago

How CPUs Interact with So Many Different Devices

https://www.youtube.com/watch?v=tadUeiNe5-g

How CPUs Interact with So Many Different Devices In this video we learn the basics of I/O devices, and how the interact with the the CPU in general purpose systems.

#science & technology

about 1 month ago

What Makes System Calls Expensive

https://blog.codingconfessions.com/p/what-makes-system-calls-expensive

What Makes System Calls Expensive A look at how Linux handles system calls on x86-64, why crossing into the kernel has a cost, and why that cost shows up in performance profiles.

about 1 month ago

Zalando Engineering Blog - Client-Side Load Balancing at a Million Requests Per Second

https://engineering.zalando.com/posts/2026/06/client-side-load-balancing.html

Client-Side Load Balancing at a Million Requests Per Second How Zalando built an in-process client-side load balancer for a million requests per second of internal fan-out traffic, what we layered on top (N-ring fade-in, occupancy-based bounded load, and AZ-aware routing with a latency health factor), and how hardening that path cut cost and made the service resilient to the infrastructure underneath it.

#scalability #sre #kubernetes #backend

about 1 month ago

PostgreSQL and the OOM Killer: Why We Use Strict Memory Overcommit

https://www.ubicloud.com/blog/postgresql-and-the-oom-killer-why-we-use-strict-memory-overcommit

PostgreSQL and the OOM Killer: Why We Use Strict Memory Overcommit Have you ever come into some awaful situation where you run kill on a postgres process that handle a connection and then suddenly the whole Postgres restart, even though you just kill a single process that handle one connection. This post explains that.

about 1 month ago

Running Local LLMs: A Practical Guide

https://spin.atomicobject.com/running-local-llms/

A Practical Guide to Running Local LLMs Let’s be clear. It’s going to be a long time before running a local LLM will produce the type of results that you can get from querying ChatGPT or Claude. However, self hosted is useful when privacy is critical or when response time is not important.

about 1 month ago

htop explained

https://peteris.rocks/blog/htop/

htop explain

about 1 month ago

GitHub - klauspost/radsort

https://github.com/klauspost/radsort

radsort A Go implementation of Radsort — a stable LSD radix sort with O(√n) space overhead, from “Parallel O(√n) Overhead LSD Radix Sort” by Robert Clausecker and Florian Schintke

about 1 month ago

Home

https://github.com/wneessen/go-mail/wiki

go-mail Easy to use, yet comprehensive library for sending mails with Go.

about 1 month ago

Wordgard

https://wordgard.net/

wordgard Open-source JavaScript library implementing an in-browser rich-text editor. I especially like the Collaborative Editing with their client/server example.

about 1 month ago