Keyboard Shortcuts for Web Browsers using KAB.js



Press the corresponding number on your keyboard – Here’s a link to BBC News website.

Or a link to MIT License website. Try it yourself!

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Citrix XenServer Virtual Machine Backup Guide

O How do I perform backups in a virtualized world?

O What do SANs offer me?

O What are Snapshots and Snapshot Assisted Backups?

O Can I still use my existing file backup solutions?

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Citrix XenServer 5.0 Upgrade and Snapshot Obstacles

Obstacles

Virtual Disk Images (VDI’s) created for a virtual machine whilst on XenServer 5.0 are raw disksand as such, have no file system. In order to use virtual machine level snapshots (which are file level snapshots), the disk images (VDI’s) existing within the Citrix XenServer Storage Repository container (SR) needs to be formatted in the VHD file format.

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What are Snapshot Backups?

Snapshots are a point-in-time ‘view’ of a disk volume. Snapshot creation is instant and once created, a Snapshot allows all new disk writes to continue unabated. As such, Snapshots enable crash consistent backups and transaction consistent backups for supported Snapshot aware applications such as databases, email servers and the like.

Backup methods will vary dependent on your storage hardware, backup software and the type of Snapshot used. Continue reading

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