Linux

Creating your private cloud using OpenStack – (3) – Keystone, the Identity Service

By the end of the last post, we finished with preparing the controller and compute node for being ready to deploy the first OpenStack service: Keystone, the Identity Service. Before we dive into the details lets(…)

Creating your private cloud using OpenStack – (2) – Preparing the nodes

In the introduction post we’ve briefly looked at some options you have available when you want to build your own private cloud. In this post we’re going to start our journey into OpenStack by preparing the(…)

Creating your private cloud using OpenStack – (1) – Introduction

While public clouds are a trend since several years now, some companies are also looking into self hosted solutions to build a private cloud. Some do this because of costs, others do this because they don’t want to be dependent(…)

My first day at SUSECON 2024

It is mid-June, and I have the opportunity with my colleague Arnaud Berbier to go to Berlin. Not for visiting the city, not for sightseeing, but for a business conference. This year, SUSECON set its location in the(…)

Another file system for Linux: bcachefs (3) – Mirroring/Replicas

This is the third post in this little series about bcachefs. The first post was all about the basics while the second post introduced bcachefs over multiple devices.

Another file system for Linux: bcachefs (2) – multi device file systems

In the last post, we’ve looked at the very basics when it comes to bcachefs, a new file system which was added to the Linux kernel starting from version 6.7. While we’ve already seen how easy(…)

Another file system for Linux: bcachefs (1) – basics

When Linux 6.7 (already end of life) was released some time ago another file system made it into the kernel: bcachefs. This is another copy on write file(…)

Kured: No more patching anxiety for Kubernetes clusters

In your DevOps and containerization journey, let's discover together how a cloud-native product named Kured can save you from the patching fears of your Kubernetes platform.

SELinux – how to change the security context

We all know the pain of an “enforced” SELinux that is overly suspicious and blocks our applications. Typically, when issues arise, we tend to search for solutions everywhere except within the /var/log/audit/audit.log or /var/log/audit directories. Within the audit logs, we(…)

Kubernetes Community Days 2023 in Zürich

I attended for the first time the KCD (Kubernetes Community Days) in Zürich with my colleagues Jean-Philippe and Arjen. I can say I was pretty eager to know more about topics around Kubernetes and eBPF stuff as Isovalent was well(…)