As part of my work in creating the content of Practical AWS training, I was taking some notes about EFS, that I’ll be including in this…

Chalice is a python serverless microframework for AWS, created by Amazon Web Services.

Ansible is an easy configuration management system that can be used to automate and organize system configuration tasks for a large network…

A guide for IT managers and systems administrators

Learn about a new approach to modular documentation based on user stories, and how it can make life easier for writers and improve user experience.

In this post I talk about our experimentation with web application firewalling, the subsequent implementation and what we might do in the future.

After years of being left for dead, SQL today is making a comeback. How come? And what effect will this have on the data community?

A Benchmark for Container Orchestration Systems

How to Benchmark Container Orchestrators cnbm-co.cloudnative.sh Michael Hausenblas (Red Hat) and Jörg Schad (Mesosphere) London, 2017-09-28

Learn the best practices for tagging Docker images that will help you keep track of your containers in production. Code examples included.

Two weeks ago, member of the Docker team and Open Source community were in Los Angeles for a Moby Project Summit alongside Open Source…

Writing and sharing scripts is essential to productivity in development teams.
But if you want the script to work everywhere, you can only depend on the tools
that are everywhere. That usually means not using the newer features of a
language, and not using…

Posts and writings by Lennart Poettering

Traceroute can points to a link having terrible latency, but despite what it appears, it's easy to misread the output and jump to the wrong conclusion.

Fragmentation has been a problem for quite some time in the Linux ecosystem. A variety of distributions exist today, with their own package managers and their own notions of what a "base system" consists of.