Blog Archives

Latest technical articles & videos.

Kubernetes: Skupper.io: Let your services communicate across Kubernetes clusters, Kubernetes-native Spring apps on Quarkus, Custom Pod Autoscaler, Dive into operators, Part 1: An architectural overview, Dive into operators, Part 2: Pass configuration to Kubernetes operators with kustomize, Dive into operators,

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Happy new year!

I wish you a happy new year 2020, a good health and a lot of success in everything you try! Recent technical articles & videos. OpenShift / Kubernetes: Kubernetes for Full-Stack Developers, Argo Rollouts: How Intuit Does Blue/Green and Canary

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Merry Christmas!

I wish you a Merry Christmas! Here are the latest technical articles & videos. OpenShift / Kubernetes: Red Hat Quay 3.2: Welcome to the Container Security Operator, Quay Operator Setup (6min), Injecting Vault Secrets into Kubernetes Pods via a Sidecar,

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Recent technical articles & videos.

OpenShift / Kubernetes Ready to Serve! Speeding-Up Startup Time of Istio-Powered Workloads (36min), Building an OpenShift LDAP URL from FreeIPA, Update Openshift 4.x cluster (part 1), Liveness Probes are Dangerous, Kubernetes 1.17 release announcement, Kubernetes 1.17 Feature: Kubernetes Volume Snapshot

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Latest technical articles & videos.

OpenShift / Kubernetes: Visual Studio Code Tekton Pipelines Extension, Multi-cluster Management with GitOps, Top Kubernetes Operators advancing across the Operator Capability Model, Set up Red Hat AMQ 7 custom certificates on OpenShift, Running Kubernetes locally on Linux with Microk8s, Handling

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Recent technical articles & videos.

OpenShift / Kubernetes: Federated Prometheus with Thanos Receive, OpenShift 4.2 vSphere Install with Static IPs, Pod Lifecycle Event Generator: Understanding the “PLEG is not healthy” issue in Kubernetes, What’s New in OpenShift 4.2 – OpenShift Pipelines (1min), Tracing Kubernetes applications

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Latest technical articles & videos.

OpenShift / Kubernetes: How to customize the Red Hat OpenShift 3.11 SDN, Installing Service Mesh is Only the Beginning, The Best Kubernetes Tutorials, Kubernetes Patterns : The Sidecar Pattern, Kubernetes Patterns : The Adapter Pattern, Kubernetes Patterns : The Ambassador

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Recent technical articles & videos.

OpenShift / Kubernetes: Red Hat Container-native virtualization 2.0 (13min), Using a MySQL database in your Red Hat OpenShift application, Getting Started with Kubernetes and its Ecosystem, View OpenShift Router’s Log, Introducing OpenShift Container Storage 4.2, Deploy OpenShift 4 to vSphere

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Latest technical articles & videos.

OpenShift / Kubernetes: Stateful Workloads and the Two Data Center Conundrum, DevNation Live Bengaluru: Sail into cloud — An introduction to Istio, How to configure Red Hat OpenShift 4 to use Auth0, Kubernetes Patterns: Capacity Planning, Code-Ready Getting Started Guide,

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Recent technical articles & videos.

OpenShift / Kubernetes: OpenShift Commons Gathering in Milan 2019, DevNation Live Bengaluru: Kubernetes serverless application architecture, Monitoring Node.js Applications on OpenShift with Prometheus, How to Handle OpenShift Worker Nodes Resources in Overcommitted State, 4 steps to set up the MQTT

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RHCSA7: Task of the day

Allowed time: 10 minutes.
Create an EXT4 file system mounted under /vol based on a logical volume of 100MB.
Reduce the size to 60MB.

RHCE7: Task of the day

Allowed time: 10 minutes.
Set up a httpd virtual server called "dummy" with DocumentRoot assigned to /opt.

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