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Wide Load

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OpenStack has a number of useful extensions that can help admins protect their cloud against failures.

Numbers Game

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The Matlab numerical computing environment is a good candidate for HPC systems applications, but a number of free and open source Matlab-like tools are available as well: Scilab, GNU Octave, and FreeMat have a large number of built-in computational routines and are easily programmed.

Package Deal

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Adding and subtracting software from a running cluster can be tricky; however, many application packages can be added or removed easily with a few tools and some simple tricks.

Cloud Dreams

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EnterpriseDB wants to deliver cloud "just works" functionality – with the ability to tweak – even if the software is running on-premises.

The Horse's Mouth

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Windows is no longer the system for mouse pushers. In the latest server version, the default installation installs without a GUI, and management via PowerShell is a part of everyday life for Windows administrators.

Turbocharger for VMs

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I/O throughput is a classic bottleneck, especially in virtualized environments. A flash cache card with matching software from OCZ promises to open up wide. We tested it.

Twin Studies

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What can tinkerers save on storage, and what do you gain if you opt to spend more and buy a turnkey solution? We compared a do-it-yourself solution with a preconfigured appliance from the same source.

On My Mark

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PowerShell offers the perfect client management solution using DIY scripts and a simple storage solution.

Central Register

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The management of DNS entries works fundamentally differently for clouds than for classic setups; OpenStack Designate is a meaningful and well-functioning DNS as a Service implementation.

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