Amazon Linux 2 Is Past End of Life: The AL2023 Migration in Practice
AL2 stopped getting security updates on 30 June 2026. The upgrade is not a version bump, it is a different distribution, and these are the specific pieces that break.
Blog
Blog
105 posts, newest first. Page 6 of 11.
Terraform: Error Acquiring the State Lock, and the Config That Silently Takes No Lock
How to read the lock block before you break it, when to clear a DynamoDB record by hand, and the migration to S3-native locking that has one combination which locks nothing and warns about nothing.
Spring Boot 3.5 Is Past End of Life: What the 4.0 Migration Actually Breaks
The last open source 3.5 release shipped in June and nothing has followed it. Here is the real list of what changes on the way to 4.x, in the order it will bite you.
Cloud GPU Pricing in 2026: What an H100 Hour Actually Costs
Per-GPU hourly rates off the vendor pages, and the thing the rate sheet gives away: the cheap-to-expensive order is not the same on Blackwell as it is on Hopper.
HCP Terraform's Free Tier Ended in March. Now Read the Meter
You are already on the enhanced Free tier, and the question is what happens at 500 resources. The alternatives repriced hard since March, and one of them now starts at $20,000 a year.
Two of the Three Secure Boot Certificates Already Expired. The Third Is 19 October.
Nothing bricked in June, because UEFI checks whether a certificate is in the database, not whether it is still valid. What expiry actually took away is the ability to sign, and the Windows boot manager is the last one holding.
What Coding Agents Actually Charge You in 2026
Claude Code, Codex, Copilot, Cursor, Gemini CLI, and Grok Build meter your work in four incompatible ways. The meter, not the model, is what decides your bill.
Kubernetes 1.35 and cgroup v1: What Broke, and What Did Not
The kubelet stopped starting on cgroup v1 in 1.35, and one line of config still turns that off. The code is not gone, no removal release has been named, and the deadline that actually costs you money is somewhere else.
Valkey vs DragonflyDB vs Redis in 2026, and Whether You Need Any of Them
The license fight that started the fork has quietly changed again. Here is where the three engines actually differ, and why a lot of Redis deployments are a cache, a queue, and a channel that Postgres already handles.
Agent Frameworks in 2026: LangGraph, CrewAI, Agents SDK, Pydantic AI, Mastra
They have converged on the same loop, so the choice is about the shape of orchestration you want and whether the project is still where its vendor invests. One popular answer has already been superseded.