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Blog posts tagged
"Juju"

Michael C. Jaeger
31 March 2022

The software operator design pattern — part 2

Charms Article

This blog post continues with the previous blog post about design patterns and the software operator pattern. In this part, this post takes a closer look at the description of the software operator pattern. What is a design pattern? Over the years, the software development and programming community developed a common understanding of desi ...

Michael C. Jaeger
31 March 2022

Design patterns and the software operator — part 1

Charms Article

In the early days of software development, computers were sold with compilers and interpreters. Users wrote mostly their own small programs instead of buying software. During that time, most didn’t even consider downloading software as only a few were connected to mailboxes or the UUCP network. Most of the software was provided by the com ...

Michael C. Jaeger
31 March 2022

Operator Day hosted by Canonical at Kubecon EU 2022

Cloud and server Article

May 16th 2022, virtual eventWeek of KubeCon + CloudNativeCon EU 2022 What is Operator Day? Software operators are crucial elements in the Kubernetes landscape. They implement operational tasks covering everyday application management. They help human operators, administrators to run their applications efficiently and effectively. On Opera ...

Michael C. Jaeger
30 March 2022

Getting started with Juju and Charmed Operators: three awesome videos

Cloud and server Article

Getting started with software can be confusing – depending on the complexity of the software, of course. Despite the extensive documentation available for Charmed Operator SDK and Juju some just prefer to watch video material to start with. So, let’s take the opportunity to have a look at available tutorials and presentations available on ...

Michael C. Jaeger
11 February 2022

Learn how to build a minimal Charm

Cloud and server Article

The previous blog post talked about the community workshops taking place in the Juju and Charm community. Normally the community workshops take place every Friday at 10:00 am CET. The details for these workshops can be found in the public channel on Mattermost. In one of the workshops, Erik Lönroth held a tutorial on how ...

Michael C. Jaeger
11 February 2022

A Charming community: how to join the Juju and Charmed Operators community

Cloud and server Article

If you are familiar with open source, you know that the community is what drives a project and gives its purpose, keeps it alive and thriving. So, it is important to support that community, and provide tools and encouragement to help it grow. Today, we would highlight the community behind Juju and Charmed Operators and ...

Michael C. Jaeger
6 January 2022

Application composability and the shipping container

Charms Article

The previous blog post talked about the composability of applications. The key element for composing applications is defining the relations between application elements. And supporting relations is one of the advantages of the Charmed Operator Framework – including its runtime, the Charmed Operator Lifecycle Manager. The shipping containe ...

Michael C. Jaeger
5 January 2022

Application composability – a cloud computing perspective

Charms Article

Let’s remember the time in the 2000s when companies introduced their cloud computing offerings at a large scale. New services were put into the popular IaaS, PaaS, and SaaS categories. New kinds of storage and messaging technologies were promoted. Also, novel approaches were discussed, such as designing applications for horizontal scalabi ...

Michael C. Jaeger
4 January 2022

Deploy and maintain applications with Charmed Operators

Ubuntu Article

Recently, I remembered a situation when I was in elementary school and visited a friend at his house. At some point, his mother wanted us to go to a neighbour and ask to borrow some eggs. We went a few houses down, opened the garden gate, entered through the door to the house, and arrived ...

Michele Mancioppi
28 October 2021

Canonical Observability Stack: Reimagining observability with MicroK8s and Grafana, Prometheus and Grafana Loki

Charms Article

Note: This post is co-authored by Jon Seager. Jon Seager is the Vice President of Enterprise Engineering at Canonical with responsibility for Juju, the Charmed Operator Framework, and several charmed operator development teams which operate across different software flavors, including observability, data platform, MLOps, identity, and mor ...

robgibbon
26 October 2021

In defence of pet servers

Apps Article

We all know the drill by now: modern compute infrastructure needs to be deterministic, disposable, commoditised and repeatable. We’re all farmers now, and our server estates must be treated like cattle – ready for slaughter at a moment’s notice. However, we must remember that the driver behind the new design rationale is primarily the unr ...

Michele Mancioppi
17 September 2021

Model-driven observability: Embedded Alert Rules

Charms Article

Learn does’, dont’s and gotchas of Prometheus alert rules, and how to embed alert rules in your Juju charms. ...

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