Tagcloud computing

DevConf CZ 2020: play by play

DevConf CZ 2020 took place from Friday, January 24th to Sunday January 27th in Brno, Czech Republic:

DevConf.CZ 2020 is the 12th annual, free, Red Hat sponsored community conference for developers, admins, DevOps engineers, testers, documentation writers and other contributors to open source technologies. The conference includes topics on Linux, Middleware, Virtualization, Storage, Cloud and mobile. At DevConf.CZ, FLOSS communities sync, share, and hack on upstream projects together in the beautiful city of Brno, Czech Republic.

devconf.info/cz/

This is my third time attending DevConf CZ. I attended on behalf of RIT LibreCorps for professional development, before a week of work-related travel. DevConf CZ is also a great opportunity to meet friends and colleagues from across time zones. This year, I arrived hoping to better understand the future of Red Hat’s technology, see how others are approaching complex problems in emerging technology and open source, and of course, to have yummy candy.

Continue reading

How to automatically scale Kubernetes with Horizontal Pod Autoscaling

Scale is a critical part of how we develop applications in today’s world of infrastructure. Now, containers and container orchestration like Docker and Kubernetes make it easier to think about scale. One of the “magical” things about The potential of Kubernetes is fully realized when you have a sudden increase in load, your infrastructure scales up and grows to accommodate. How does this work? With Horizontal Pod Autoscaling, Kubernetes adds more pods when you have more load and drops them once things return to normal.

This article covers Horizontal Pod Autoscaling, what it is, and how to try it out with the Kubernetes guestbook example. By the end of this article, you will…

  • Understand what Horizontal Pod Autoscaling (HPA) is
  • Be able to create an HPA in Kubernetes
  • Create an HPA for the Guestbook and watch it work with Siege

Continue reading

Netflix and Linux: The First 60 Seconds

Netflix and Linux, friends at last

Netflix and Linux may not agree on the desktop, but they do in the cloud. Source: blockless.com

Netflix, Linux, and 60 seconds

While they have their differences on the desktop, there is one place where Netflix and Linux get along beautifully: the cloud. Netflix system administrator Brendan Gregg recently published an article on the Netflix blog about what their administrators do in the first 60 seconds when analyzing performance. You should give it a read!

%d bloggers like this: