Kubectl is the tool that provides the functionality to manage the Kubernetes cluster in the backend it interacts with Kubernetes API servers and fulfills the user or administrator request. This cheat sheet provides the various option available under kubectl. Kubectl Autocomplete Kubectl Context and Configuration Creating Objects Viewing, Finding Resources […]
Kubeadm is one of all time favorite tool for installation of the Kubernetes. It comes directly from Kubernetes community and it is also a future of all kubernetes installation. This tutorial will guide how to Install Kubernetes Cluster on CentOS Environment: 2 CentOS 7 Servers with minimal installation Docker engine […]
Container runtimes is required for Kubernetes to work , one of the popular container runtime is docker. This tutorial will guide you how we can install docker for Kubernetes on CentOS. Step 1: Install required packages for Docker Step 2: Add Docker repository for installation Step 3: Install Docker CE […]
From Ubuntu 16 or Mint equivalent version many HP laptop as poor wifi range, we can resolve this issue with the following trick First installing Realtek wifi driver in Ubuntu, use below command for the same Disable WiFi power saving mode by below command and type below parameter in to […]
Kibana is an open source data visualization tool for Elasticsearch. It provides visualization capabilities on top of the content indexed. It also supports various kind of powerful dashboards Step 1: Import Yum Key Download and install the signing key from RPM: We can get Kibana RPM from elastic fingerprint: 4609 […]
Elasticsearch is one of the most popular and flexible platform for distributed and analysis of data in real time. It has a very powerful APIs available which provides so much flexibility in the search. Its popularity is due to its ease of use, powerful features, and scalability. Step 1: Install […]
Since version 4.0, Samba can, additionally to an NT4 PDC, act as a Domain Controller that is compatible with Microsoft Active Directory. In the following, we explain how to set up Samba as an Active Directory Domain Controller from scratch. Turn off SELINUX Set your IP to host-name as like […]
Apache Tomcat Installation on Linux (RHEL 7 and Centos 7) in Highly Secure Mode Apache Tomcat often referred to as Tomcat Server, is an open-source Java Servlet Container developed by the Apache Software Foundation (ASF). Tomcat Installation on Linux is very easy and quick . Set hostname of Linux machine […]
For the creation of virtual machine (instance), boot disk image file would be required and that image should be in compress raw format. We can upload that compress boot disk raw file in google bucket and later we can use that file to a crate an image for an instance. […]
Linux users are very font of ISO files as this is the most common format that Linux distributions come in. You can use them as local repositories/media to update. With the help of the following process, you can able to mount iso files in your local system or server. Login […]
Qmail is one of the oldest mailing systems of this world. It is also the pioneer of the mailing system, Most of the modern mailing system was built keeping qmail in mind. In this small tutorial, we will show you how to change the maximum mailing size in qmail. Below […]
System Requirements: A. Red Hat Subscriptions: You must have an active OpenShift Container Platform subscription on your Red Hat account to proceed. B. Minimum Hardware Requirements: For Master: 2 Physical or virtual system. Base OS: RHEL 7.3 or 7.4 with the “Minimal” installation. 2 vCPU. (You can use 1 CPU […]