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Nagios Calling

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Out of the box, Nagios can only alert you by email when a service fails, but these email messages can be easily overlooked. A call is more sustainable.

Inside View

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Computing hardware is constantly changing, with new CPUs and accelerators, and the integration of both. How do you know which processors are right for your code?

Upgrade Fever

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Out of Babylon

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If your operating system and database work with different character sets, migrating to the common denominator, Unicode, is often the solution. In this article, we consider what to watch out for in migrations with Oracle.

New Clothes

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Exchange Server 2013 sees Microsoft complete the latest version of its groupware solution. In this article, we introduce new features in the server and reveal which features have been eliminated.

Safely Behind Bars

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With IT security playing an increasingly important role, one feature in FreeBSD deserves special attention: jails. In this article, we shed some light on the extra level of security that jails promise.

Treasure Trove

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Users of Windows Server 2012 will benefit from numerous innovations, especially in the areas of virtualization, high availability, and storage. In this article, we show you some tricks that make handling the new system much easier.

Dug Out

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Now that IPv6 is the official Internet protocol, all that remains is the simple task of migrating all the machines on the Internet. Until that happens, tunnel technologies provide an interim solution.

Heavy Rotation

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As a prelude to a deeper dive into storage tuning, this month we explore the basics of hard disk drive performance.

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