Category: Linux

Linux Mint How To Remove Repository

Following is an exercise in removing erroneous repo config that would cause apt update to…

Synology Rsync Issue

Linux OS'es come with this very useful utility: rsync. Sync Synology is an app built…

Linux Bash Shell Command to Download and Install an App

# Set file path variable vagrantFile=https://releases.hashicorp.com/vagrant/2.2.14/vagrant_2.2.14_x86_64.deb # Download and install a Debian based file fileName="${vagrantFile##*/}"…

How To Install Rancher Onto a Kubernetes Cluster

Step 1: Add Rancher Repo into Helm Source: https:// rancher.com/docs/rancher/v2.x/en/installation/install-rancher-on-k8s/ # Add Rancher repo helm…

How to Deploy PiHole in a Kubernetes Cluster

Step 0: Create NFS Share Ensure that the NFS share has been created with these…

Kubernetes Container Deployment with NFS Persistent Volumes

Introduction: Update: we have provided a practical application of the knowledge conveyed in this article…

How to Mount NFS Share On Linux Client

# Install prerequisite sudo apt-get install nfs-common # Set variables nfsShare=test # assuming that the…

How to Run OpenMediaVault with Pass-through Disks in VMWare ESXi

Assumptions: 1. The ESXi host in this lab is available with three (3) 1TB hard…

Linux: Check CPU Utilization

There are many utilities that would provide this information. The easiest one that is available…

How to Add a New Disk as LVM Volume to a Linux Machine without Rebooting

Step 1: Scan all SCSI host controllers sudo su # run as root scsiPath=/sys/class/scsi_host #…

Ubuntu: Disable Annoying Update Notifier

Want to get rid of this? Ubuntu: Go to System > Administration > Software Sources…

Linux: How to Check CPU Speed

# Check cpu capacity kim@kim-linux:~$ sudo lshw -c cpu | grep capacity capacity: 3600MHz #…

Linux: How to Check Graphics Card Memory

List all the PCI devices: lspci # Sample Outout:root@kim-linux:/home/kim# lspci00:00.0 Host bridge: Intel Corporation Device…

Linux: GREP Training

Lorum Ipsum - let's learn about grep, ya'll Examples: # Get information only on the…

How To Install Adobe Acrobat Reader DC on Linux Mint 20

Adobe Acrobat Reader may be available as a .deb install-able package. However, its 'Reader DC'…

How To Install Kubernetes on Ubuntu 20.04 Server

Overview Docker is available in 2 versions, Community Edition (CE) and Enterprise Edition (DE). The…

How To Change VMWare ESXi Hypervisor’s IP Address and Host Name

# List hypervisor's network interfaces esxcli network ip interface ipv4 get # Sample output [root@esx76:~]…

Enable Hibernation Option on Linux Mint 20

At first glance, one would be tempted to simply expand an existing a /swapfile as…

How To Install Ubuntu Server 20.04

Overview: As of January 2021, the free version of Redhat, namely CentOS 8 has been…