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CentralizedManagement

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If you manage many identical computers on a server farm, you don't want to patch every single machine separately just to install a security update. Citrix Provisioning Services 5.0 offers a convenient alternative.

Fedora 15 Multiboot

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Added Value

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The Opsi tool lets administrators manage Windows clients from a Linux server. Version 4.0.1 added a number of new features.

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Pulp Sensation

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If you use free software, you will likely need to manage multiple software repositories and keep all the information up to date. Pulp gives you a centralized approach to repository management.

Power Package

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Microsoft offers PowerShell extensions for Exchange and SharePoint to let administrators manage these server products at the command line. In fact, some settings can only be implemented in the PowerShell extension.

Pulse Counter

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In emergencies, administrators need to know as quickly as possible whether computers in a private cloud are failing. A simple setup with KVM, Pacemaker, DRBD, and Opsview will help keep watch.

UnderSurveillance

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Monitoring is similar to backup: It is not a question of whether or not to monitor, but how. The solution to this problem is to have a good strategy with the right priorities and the right tools.

Profiles in Storage

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The selection of various HPC storage solutions is one of the most pressing issues in HPC, requiring research, study, and planning to be effective, which usually means understanding how your applications perform I/O. We present some techniques for examining I/O patterns in HPC applications.

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