Month: March 2022

Scale Nodes in Kubernetes Cluster using Kubespray

This post is will provide steps to add a new node to the Kubernetes cluster using Kubespray.   The below snippet shows the existing node in the cluster, note that I have one master and two worker nodes.  kubectl get node -o wide NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME kube-master Ready control-plane,master …

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How to set up Remote SSH to any machine behind the firewall

In this post, the method to remote SSH into a Linux machine is covered. This is especially helpful when you do not wish to open any Port open in your ISP-provided Router configuration. Using this method, you can SSH into your home machine from any computer on the internet. You would not need any fancy …

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Curl not working when executed by a particular user

In one of my Linux node, I was not able to use curl command if executed by a particular user(“root”). Strange enough, it was working when executed using some other user. If you face similar issue try to follow the following strategy to debug the issue: When executed with non-root User: curl google.com -I HTTP/1.1 …

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