RHEL / CentOS 6.x KVM Virtualization Installation and Configuration Guide

H ow do I setup and manage a virtualized environment with Kernel based Virtual Machine (KVM) in CentOS or Red Hat Enterpise Linux version 6 server on IBM server? Can you provide step-by-step commands of…

How To Patch and Protect Linux Server Against the VENOM Vulnerability # CVE-2015-3456

A very serious security problem has been found in the virtual floppy drive QEMU’s code used by many computer virtualization platforms including Xen, KVM, VirtualBox, and the native QEMU client. It is called VENOM vulnerability.…

How to update Debian or Ubuntu Linux containers (lxc) VM

I ‘m using LXC (Linux Containers) a virtualization system running on a Ubuntu LTS. How can I update all my Ubuntu or Debian Linux based guests containers VM from host operating system?   Container is…

How to install KVM on Ubuntu 14.04 LTS Headless Server

K ernel-based Virtual Machine (KVM) is a virtualization module for the Linux kernel that turns it into a hypervisor. How can I install KVM, setup guest operating system as the back-end virtualization technology for non-graphic…

KVM libvirt assign static guest IP addresses using DHCP on the virtual machine

I am using KVM/libvirt on Linux operating system and how do I assign static IP address using dnsmasq dhcpd server for my default virtual network switch?   By default, an instance of dnsmasq dhcpd server…

Linux: lxc forcefully stop and kill container

I want to stop the application running inside a container. I issued lxc-stop -n myapp but the command is not returning to the shell prompt, and my lxc container entered in hang state. How do…

How to determine Linux guest VM virtualization technology

I have a cloud-based virtual machine running Ubuntu and CentOS Linux server. It may or may not be virtualized. How do I determine what kind of virtualization technology (VMWARE/ KVM/ XEN/ VirtualBox/ Container/ lxc/Hyper-V etc.)…

How to delete KVM VM guest using virsh command

I am a new Linux and KVM user. How do I delete a VM guest with virsh command line on Linux operating system? How do I delete a virtual machine called vps42 on Ubuntu or…

How to install LXD container hypervisor on Ubuntu 16.04 LTS server

H ow do I install LXD container “hypervisor” to runs unmodified Debian/Ubuntu/CentOS Linux operating systems VM at incredible speed on a Ubuntu Linux 16.04 LTS server?   LXD is lxc on steroids with strong security…

How to rename LXD / LXC container

H ow do I rename an LXD managed LXC container under a Linux operating system?   You can move or rename containers within or in between lxd instances. In this quick tutorial, I will show…