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Virtuatopia - Welcome to the World of Virtualization

Virtuatopia is a new and rapidly growing on-line resource providing extensive information relating to the topic of virtualization. Virtuatopia includes on-line books, tutorials and problem solutions covering a wide range of virtualization solutions and implementations and is intended to be of use to enterprise, small business and home users alike.

On-line Virtualization Books

Due for completion in April 2008, Xen Virtualization Essentials is intended to cover all aspects of configuring and managing virtualization using Xen. Track progress>>

Virtuatopia Virtualization Tutorials

• CentOS 5 - Build a Custom Xen Kernel with NFS Root Filesystem (CONFIG_ROOT_NFS) Support
• Building a Xen Virtual Guest Filesystem on a Disk Image by Cloning the Host System
• Building a Xen Virtual Guest Filesystem on a Physical Disk Partition by Cloning the Host System
• Building a Xen Guest Root Filesystem using yum and rpm
• Building a Debian or Ubuntu Xen Guest Root Filesystem using debootstrap

Virtualization Problem Solutions

• Xen domainU Guest has an IP address on 192.168.122 subnet instead of the subnet to which the domain0 host belongs
• Ubuntu DomainU Fails to boot with "Error: Device 0 (vif) could not be connected. Could not find bridge, and none was specified".
• Ubuntu Xen Guest (DomU) Hangs after EXT3-fs: mounted filesystem with ordered data mode message
• Ubuntu Xen System Boot Hangs After Setting System Clock Message
• Xen domainU fails to boot with a "Xen Guest OS Fails to Boot with Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)" error message
• A Xen Guest OS fails to boot with a "switchroot: mount failed: No such file or directory error message" error message.
• Xen CentOS/Fedora/Red Hat Guest OS Hangs During Boot
• Xen domainU Boot Fails with Invalid kernel / ERROR: Not a Xen-ELF image Message