Build Azure IoT Modules using Azure DevOps Agent in Arm32v7 architecture
Few weeks back, I got a chance to go through IoT platform services provided by Azure and found that it is quite matured by the depth of service they …
Running Ansible through SSH Jump / Bastion Host
In a strict secured environment, you may not be allowed perform tasks freely. Only the bastion host (a.k.a jump host) is the one freely allowed to …
Self hosted runners for GitHub Actions
In this article, I will take you through setting up self hosted runners for GitHub Actions. It is similar to Azure Devops Pipelines Build Agents and …
OpenShift 4: OSSM Jaeger`s External ElasticSearch
One of the features provided by Red Hat OpenShift Service Mesh(OSSM) is tracing capability. This capability is provided by Jaeger , an OpenTracing …
OpenShift 4: EgressIP for egress(outbound) connection
Introduction By default, all namespace egress networking will be using host IP where the pod sits as SNAT rule, similar to how our home router works …
Kubernetes Certification Guide: How to Pass KCNA, KCSA, CKA, CKAD, and CKS
Kubernetes is everywhere now — whether you’re deploying apps, managing infrastructure, or working on security, Kubernetes is a core skill. The …
Start Your OpenShift journey with OpenShift Interactive Learning Portal – FREE
Cover Image : [@nickmorrison](https://unsplash.com/@nickmorrison) Update: O’Reilly has closed the public access of Katakoda labs. Please use the …
OpenShift 4: AlertManager + Slack Configuration
Objective Sending alert to Slack and defined proper channel for each alert type. Pre-Requisites:
OpenShift 4: Installation Bonding Setup
Objective Setting up 2 x LACP bonding using boot params options. For guidance on the boot params available look …
Replacing a Failed Master Host on OCP 4.3.x
This procedure assumes that there is still an etcd quorum in the cluster. If you have lost the majority of your master hosts, leading to etcd quorum …
Perform etcd Backup for Restricted Environment on OCP 4.3.x
Etcd is the key-value store for OpenShift Container Platform, which persists the state of all resource objects. Back up your cluster’s etcd data …
Install Grafana Operator on OpenShift Container Platform 4
OpenShift Container Platform includes a pre-configured, pre-installed, and self-updating monitoring stack that is based on the Prometheus open source …