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Go Live

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A big advantage in virtualization is the ability to move systems from one host to another without exposing the user to a long period of downtime. To that end, the hypervisor and storage component need to cooperate.

Action on the Hook

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Savvy OpenNebula users can attach their shell programs to hooks and thus automatically trigger actions when the status of a virtual machine changes.

Cloudy with a Chance of File Servers

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External staff, home offices, individual smartphones, and cloud services like Dropbox can easily drive a security-conscious admin crazy. But, Novell's Filr file storage system is designed to solve most of these problems.

Data Archeology

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Criminals often focus on browsers for various attacks because they are a worthwhile, attractive, and often easy target. However, admins can investigate such attacks with forensic tools that provide the ability to reconstruct browser sessions.

Ubuntu Server 13.10 (64-Bit)

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Fresh Start

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With Windows 8.1, Microsoft tries to correct the mistakes made in Windows 8 that are still keeping users and companies from using the new operating system. Besides the half-hearted revival of the Start button and the ability to boot directly into the desktop, it includes some interesting features.

Cloud Storage

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Many HPC sites with petabytes of data need some sort of backup solution. Among the many candidates, cloud storage is a serious contender. In this article, we look at one solution with some serious advantages: S3QL.

Database Tuning

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The new PostgreSQL 9.3 release introduces several speed and usability improvements, as well as SQL standards compliance.

Fedora 18

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Poison

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Hardly a day goes by without reports of hackers breaking into government, military, or enterprise servers. If you analyze the details of the hacker's approach, you will see that, in 90 percent of all cases, SQL injection was the root cause of a server's compromise.

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