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DevOps

Grml 2026.09 released

Version 2026.09, code-named "Hättiwaritätti", of the Debian-based Grml live Linux distribution for system administrators has been released. It is based on packages from the upcoming Debian 14 ("forky") release. Notable changes include an update to the Linux 7.1.8 kernel, support for booting from exf

LWN.net
DevOps

I Like Carbon-Aware Pricing, but I Would Not Let It Drive Production Yet

I stumbled across Carbon-aware electricity pricing during a break and ended up poking at it far longer than planned. The idea is simple but useful: track daily electricity pricing across 38 grids so engineers can think about when workloads run, not only how much compute they consume. That distincti

Dev.to (EN Zone)
DevOps

Every deploy said green. The scheduler was two weeks behind.

I deleted a scheduled task yesterday, deployed it, watched five checks pass, and then found the task still running on the server. The task was worth deleting. It ran every hour on Celery Beat and its entire body was this: # TODO: Implement actual cleanup logic cleaned_count = 0 # Placeholder l

Dev.to (EN Zone)
DevOps

What Actually Happens When You Run `docker run`

What Actually Happens When You Run docker run You type docker run -d --memory 512m myapp:latest and hit Enter. A second later, a container is running. It feels like one action. It is not. Behind that single command, four separate programs hand work down a chain, an image gets pulled apart into la

DEV Community
DevOps

how do small teams actually keep staging in sync with prod?

our staging environment has drifted so far from prod that I've basically stopped trusting it. it happened gradually -- a config change here, a manual fix there, someone needed something 'just for testing' and now the state is a mess. I've seen people suggest infra-as-code, automated deploys to stagi

Reddit r/webdev
DevOps

The ESP32 as a Home Lab Workhorse: 5 Jobs It Does Better Than a Pi

When you do not need a full Linux box. I have a drawer full of Raspberry Pis. Pi 3s, Pi 4s, a Pi 5 that runs hot enough to warm my office. I love them. But over the last two years, I have quietly replaced almost half of them with $7 ESP32s and I have not looked back. A Pi is a full Linux computer.

Dev.to (EN Zone)