Ceph pools: a beginner’s guide
So you’ve got your Ceph cluster up and running but you don’t know your way around its innards. That’s perfectly fine, this guide is for you. Let’s learn how to manage a fundamental piece of Ceph:...
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F5 to acquire NGINX in $670m deal
In a not-so-unexpected turn of the events NGINX will be acquired by F5, a company specializing in Application Delivery Networking, cloud services and networking components.
How to install ceph with ceph-ansible
ceph-ansible is the most flexible way to install and manage a full-blown Ceph cluster. Whilst not the easiest way, it isn’t too difficult and can produce production-grade clusters. Let’s take a look.
K3S: pico Kubernetes distribution for IoT
Kubernetes has revolutionized the way to manage containerized workloads at scale. Kubernetes is the perfect tool when you need to scale horizontally, but what happens when you run Kubernetes on a 1GB RAM node? Things start...
VDO: Linux deduplication and how to use it
Following Red Hat acquisition of Permabit Technologies, the former decided to release the latter proprietary technology: VDO, as open source. But what is VDO and how can you use it?
How to install oVirt node 4.3 on baremetal
oVirt node is the easiest way to provision a machine to use with oVirt. Installing it is pretty simple if you’ve installed Fedora/CentOS in the past. Let’s take a look at how to install oVirt node...
How to install oVirt node 4.2 on baremetal
oVirt node is the easiest way to provision a machine to use with oVirt. Installing it is pretty simple if you’ve installed Fedora/CentOS in the past. Let’s take a look at how to install oVirt node...
oVirt: Open Source Virtualization for the datacenter
oVirt is a complete Open Source virtualization solution based on Linux, Libvirt and KVM. It aims to be a VMware vSphere alternative. Let’s take a look at what it is and if this solution is right...
Container Jungle: where do I start? Docker, Kubernetes
Container is one of the greatest revolutions happening in these years. Since the technology inception, containers have evolved at a lightning-fast speed. Understanding what to learn and what to postpone can be daunting if you haven’t...
Linux 5.0 coming in March, guess what? It’s meaningless
Linux is the pulsating core of the Open Source: an Open Source Kernel. You hear nerds speaking about it, wonder about magical Command Line Wizards, but seldom stop to look at the world’s most famous Kernel...
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