Blog

Improve Kubectl Command with Krew

July 7, 2020

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By Brandon Tsai

Instead of implementing shell scripts to perform some complex behaviours with kubectl, you can think of installing kubectl plugins to extended kubectl command to achieve custom functionality.
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Kubernetes Resources Management - QoS, Quota, and LimitRange

March 1, 2020

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By Brandon Tsai

The applications were typically run standalone in a VM and use all of the resources. The operators and developers need to choose the size of the VM for running the application. But in Kubernetes, the pods/containers can be running on any machine which requires sharing the resources with others. That is where the QoS (Quality of Service Classes) and Resource Quota comes in.
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Podman - Introduction

Jan. 29, 2020

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By Brandon Tsai

As you may have noticed, Red Hat replaces the docker daemon with CRI-O/podman since RHEL 8. So what is Podman?
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Monitor Kubernetes Apps with Splunk

Jan. 27, 2020

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By Brandon Tsai

Some companies use Splunk as the logging platform to store and to aggregate the logs for all their environments. This post explains how to integrate Splunk with Kubernetes using the Splunk-connect-for-kubernetes helm charts.
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Protecht UK - Protecht.ERM on AWS

Sept. 24, 2019

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By Felix Schmitz

Protecht.ERM™, Protecht’s flagship product, has been deployed in a SaaS model since development commenced in 2002 and remains ahead of the curve on innovation and functionality. Protecht has recently expanded into the UK and chosen AWS to deploy Protecht.ERM in the London region. Darumatic got engaged to assist with the automated provisioning of AWS infrastructure as well as the application deployment.
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Autoscaling Kubernetes Applications

April 13, 2018

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By Adrián Deccico

The hug of death is caused when someone posts a link to a website, for example, the press, saying "Hey everyone, look at this website!" and everyone does. This puts so much traffic on the site in question's servers that they get overloaded and crash. In this document I will explain how to setup pod auto-scaling as per Kubernetes 1.7.
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