From macOS, Big Sur Apple is shipping zsh as the default shell but there is still an option available to use the bash shell. Most people still prefer bash shell over zsh shell due to multiple reasons. This tutorial guides the step by step process of changing the default shell […]
Telnet is one of the very useful tool to check the connectivity from the source machine to destination IP or URL. It is mostly used by SRE or network people to identify the connectivity issue. Sometimes developers also use telnet to check whether the application is properly reachable or not. […]
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 […]