About 6 min read
Why Requests Can Slow Down Without Higher CPU Usage
Requests can spend longer waiting even when average CPU usage stays flat. Measure where they wait before changing the worker count.
linux, scheduling, performance, systems
Writing
Essays on AI, software systems, and how tools change the way we work.
Subscribe via RSSAbout 4 min read
How Work Changes Around a Tool
To understand a team's dependence on AI, look at which responsibilities changed and which tasks people can still take over.
technology, AI, history, evolution
About 4 min read
An AI Agent Should Only Have the Permissions It Needs
Give an agent the access needed for the requested task, with limits it cannot remove on its own.
ai agents, security, least privilege, governance
About 5 min read
Testing How Well a Design Handles Later Changes
Two programs can pass the same tests but differ in how hard they are to change. Follow-up tasks can help reveal the difference.
AI, mathematics, software, evaluation
About 4 min read
An AI Tutor Needs to Know What the Student Understands
A useful tutor checks what the student can do and chooses an explanation, hint, or exercise from that evidence.
AI, education, learning, programming
