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Cloud

HTTP Status Codes- Quick Reference

HTTP Status Codes- Quick Reference

Image : https://www.sharesight.com You are browsing some sites or testing your own web applications, and suddenly you receive a white screen with …

OpenShift 4: Libvirt Platform Agnostic installation

Hello everyone, just a couple of months ago, Red Hat has released a shiny OpenShift 4 [1] based on CoreOS technology. In this guide, we going to see …

vCSA Automated Backup

vCSA Automated Backup

Image : forbesconrad.com vCenter 6.5 backup using cron job We all know that vCenter appliance can be backed up using its GUI window to any external …

Sending Email Using Python and smtplib – Quick HowTo

Sending Email Using Python and smtplib – Quick HowTo

Image Courtesy : www.telegraph.co.uk What is smtpLib We can easily send email from python script using smtplib module, which defines an SMTP client …

OpenShift 3: DevSecOps with OpenShift – Image Signing

INTRODUCTION Just like an RPM signing, container image singing can be used to verify authenticity of a container image created by users/developers …

AWS Summit Singapore 2019

AWS Summit Singapore 2019

This year AWS Summit Singapore will happen on April 10–11, 2019 at Singapore Expo Convention & Exhibition Centre. AWS is introducing a new …

OpenShift 3: Enforcing modern and strong OCP TLS & Cipher Suites

OpenShift 3: Enforcing modern and strong OCP TLS & Cipher Suites

Image : newsbtc.com Introduction Enforcing strong and modern cipher is critical to ensure our deployment are well protected from old and weak cipher. …

How to Label a Namespace in Openshift or Kubernetes

How to Label a Namespace in Openshift or Kubernetes

Image : joc.com Labeling an object in OpenShift or Kubernetes is an awesome method to organize, group, or select API objects. Labels can be used to …

How to delete a pod with Terminating state in OpenShift or Kubernetes Cluster

How to delete a pod with Terminating state in OpenShift or Kubernetes Cluster

Image Courtesy : https://www.maritime-executive.com There might be situations where you have already deleted pods (or already removed dc aka …

How to Fix a Failed PV in OpenShift Cluster

How to Fix a Failed PV in OpenShift Cluster

Image : https://premierevanlines.com There are several cases a PV (PersistentVolume) appear as Failed in OpenShift or Kubernetes cluster. Once of the …

OpenShift Cluster – How to Drain or Evacuate a Node for Maintenance

OpenShift Cluster – How to Drain or Evacuate a Node for Maintenance

Image : www.oemoffhighway.com As we know OpenShift clusters are bundled with multiple compute nodes, master nodes, infra nodes etc, it’s not a big …