DEVOPS WEEKLY ISSUE #261 - 3rd January 2015

The first issue of 2016 sees a range of posts from new tools to new arguments for working more closely together. It being January also means we’re only weeks away from FOSDEM and Configuration Management Camp too.

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News

A good collection of reading material focusing on the culture and process side of devops, in particular looking at the development of agile practices.
https://medium.com/@millard3/2015-devops-holiday-reading-list-30c36ee260d3#.gdiunvd2j

A quick summary of the new features in the upcoming Postgres 9.5 release. Upsert and the new JSONB output look handy.
http://www.craigkerstiens.com/2015/12/27/postgres-9-5-feature-rundown/

It feels like systems programming is becoming more interesting to a wider range of developers, so intermezzos looks interesting. It’s a teaching OS focused on introducing systems programming concepts to experienced developers from other areas of programming.
http://intermezzos.github.io/

A well argued post that distributed systems, far from just a backend concern, are a user experience problem as well. Collaboration and empathy for different specialisms, as well as usersm is required to solve such problems.
http://bravenewgeek.com/distributed-systems-are-a-ux-problem/

A nicely documented set of experiments to demonstrate how kubernetes works. Demo’s of scheduling under different resource constraints, node and container failures and autoscaling.
https://speakerdeck.com/hasbro17/kubernetes-a-profile-and-evaluation-study

A presentation on architecting for failure in distributed systems such than you present graceful degradation and not unavailability. Focuses on the need to embrace asynchrony everywhere.
https://speakerdeck.com/niteshkant/crossroads-of-asynchrony-and-graceful-degradation-at-qcon-sf-2015

Working with infrastructure software tends to mean a lot of time spend with the command line. For beginners this can be a barrier to entry. Which makes the art of the command line a handy reference.
https://github.com/jlevy/the-art-of-command-line

An argument for splitting your definition of immutable infrastructure into layers, and embracing schedulers as a way of using runtime information to ensure acceptable utilisation.
http://www.infoq.com/articles/immutable-layers

Tools

Caddy is a new web server with out-of-the-box support for HTTP/2, IPv6 and WebSockets. It also has nifty built-in support for Let’s Encrypt to provide HTTPS by default.
https://caddyserver.com/
https://github.com/mholt/caddy

A nice idea for providing minimal help documentation focused on typical examples for common unix tools. A bit like a community contributed and stripped down man.
http://tldr-pages.github.io/

Pash is an Open Source reimplementation of Windows PowerShell, for Mono.
https://github.com/Pash-Project/Pash

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