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).

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?

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I‘m a home user and how do I install VirtualBox virtualization software for my home use under Debian Linux 6 operating systems?

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How do I install VMWare tools under FreeBSD guest operating systems?

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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?

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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 boots. The workaround is to disable mpbios. This may or may not happen with your installation.

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OpenBSD is a UNIX like system based on Berkeley Software Distribution (BSD). It was forked form NetBSD and created by Theo de Raadt in 1995. OpenBSD is famous for quality code and documentation without compromising position on software licensing. OpenBSD is also well know for focus on security features such as Memory protection, cryptography, randomization and much more in default base installation.

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There are various ways to start virtual machines at at boot time. This means you don’t have to type virsh start vmName command. This can be done by marking a vm as autostart.

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