≡ Menu

Linux & Unix Virtualization Guides

Linux and Unix Virtualization tutorials for creating a virtual machines (VMS), installing guest operating system (OS), storage device, and computer network resources. The main focus is on KVM, Vmware, LXC, FreeBSD Jails, Xen and related technologies ( rss).

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?
[click to continue…]

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 can I fix VENOM vulnerability and protect my Linux server against the attack? How do I verify that my server has been fixed against the VENOM vulnerability?
[click to continue…]

How 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 install and manage Virtual Machines (VMs) on a physical server using KVM for RHEL/CentOS version 6.4?
[click to continue…]

I'm a home user and how do I install VirtualBox virtualization software for my home use under Debian Linux 6 operating systems?
[click to continue…]

FreeBSD Install VMWare Guest Tools

How do I install VMWare tools under FreeBSD guest operating systems?
[click to continue…]

I'm running a KVM virtual machine (FreeBSD 7 and Fedora Linux 13 desktop) under Redhat Enterprise Linux 5.5. However, I'm not getting the remote access via VNC (Virtual Network Computing) to access my Fedora Linux graphical desktop or FreeBSD console. How do I turn on VNC support without reinstalling both operating systems?
[click to continue…]

OpenBSD version 4.5 and above made changes in kernel which prevents booting OpenBSD using KVM technology. OpenBSD 4.4 runs with mbbios enabled. However, due to some sort of bug in KVM it does not boot and hangs while displaying a message which read as "Starting tty flags". The workaround is to disable mpbios. This may or may not happen with your installation, but if it hanged, use the following procedure.
[click to continue…]