IPMI trick for undercloud via VirtualBMC

Red Hat have been pushing its automated installation of OpenStack with Director based on TripleO concept over the last years. Many Telcos are adopting this concept for the flexibility and agility that automation brings. This post called “IPMI trick for undercloud via VirtualBMC” is support material for your lab and use KVM instances simulating bare…

Director OSP 16.1 install short version

Red Hat have been pushing its automated installation of OpenStack with Director based on TripleO concept over the last years. Many Telcos are adopting this concept for the flexibility and agility that automation brings. This post called “Director OSP 16.1 install short version” is a sort of summary of what I did in my lab…

kubernetes homelab: Installing rancher and creating k8s cluster

We have a small server and we’re going to set up some VMs in KVM for a Kubernetes homelab. I am planing to use OpenVSwitch for my virtual network, set a proxy and a DNS, and finally, install Rancher, and create a cluster with Calico.  Over this post I am sharing my notes about installing…

Kubernetes homelab: Prepping cluster with KVM and OpenVSwitch

We have a small server and we’re going to set up some VMs in KVM for a Kubernetes homelab. I am planing to use OpenVSwitch for my virtual network, set a proxy and a DNS, and finally, install Rancher, and create a cluster with Calico.  Over this post I am sharing my notes about installing…

Network namespaces in 5 min

Welcome to this brief reading of Network namespaces in 5 min. You will find answer for questions like: What are they? How they works? How they can be configured? Reader would need some understanding of Linux. If you want to know more about this sort things check my playlist “Great presentations and demos of K8s…

Kubernetes Ingress in 5 min

Welcome to this brief description of Kubernetes Ingress in 5 min. Reader would need some understanding of Kubernetes Services and YAML. If you want to know more about this sort things check my playlist “Great presentations and demos of K8s and tools” in our Youtube Channel and don’t forget to subscribe. Ingress is mainly use to…

Kubernetes Services in 5 min

Welcome to this brief description of Kubernetes services in 5 min. Reader would need some understanding of Kubernetes and YAML. If you want to know more about this sort things check my playlist “Great presentations and demos of K8s and tools” in our Youtube Channel and don’t forget to subscribe. Kubernetes services are objects like…

News – Prometheus accelerates the adoption of best DevOps practices

If you want to know more about Prometheus check my playlist “Great presentations and demos of K8s and tools” in our Youtube Channel and don’t forget to subscribe. Prometheus accelerates the adoption of best DevOps practices. The ecosystem surrounding the open source Prometheus monitoring systems for Kubernetes clusters is starting to mature. Cortex, a scalable,…