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Migrating infrastructure from Unix to Linux

Unix-to-Linux migration expert Ken Milberg describes how virtualization, support, clustering and more fit into the migration of an IT infrastructur...
Installing Nagios on Linux and unravelling software ...

A reader new to Linux wonders about which distribution is recommended for installing Nagios and what Nahant and Tikanga mean.
Systems monitoring and tuning tools for RHEL 5

Documentation for Red Hat Enterprise Linux 5 covering checking system performance, tuning, kernel configuration and extending the file system exist...
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Data Center
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Data Center
- Data center technologies evolve to meet tomorrow's computing demands
  
  VMware's upcoming public cloud and AMD's 64-bit ARM servers are technologies for the data center that exemplify the changes in the IT industry.
- New data center cooling strategies to improve efficiency, lower costs
  
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- Converged systems usher in data center transformation
  
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Server Virtualization
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  Consider the many factors that determine the potential return on investment when deciding when and what to automate.
- How can I enable automated VM resource provisioning?
  
  As with many other facets of virtualization, VM resource allocation is becoming automated. Find out what tools you can use for automated provisioning.
- Columbia Sportswear's move from virtualization to private cloud computing
  
  Columbia Sportswear parlayed server virtualization into a private cloud. Along the way, it found that its management tools needed serious rethinking.
Cloud computing
- VMware charges into public cloud IaaS fray as Dell exits
  
  Dell will discontinue its OpenStack and VMware vCloud-based public cloud offerings as VMware delivers its vCloud IaaS.
- Cloud migration obstacles remain for heavily regulated industries
  
  Financial, government and healthcare industries must overcome data security breaches and regulatory issues for a successful cloud migration.
- Converging private PaaS, IaaS: The next generation of private cloud
  
  Most IT pros build private clouds using IaaS but forget to consider developers. Convergence with private PaaS could meet needs, but not for all apps.
Enterprise Desktop
- Windows 8 tools build on native Windows 7 utilities with new capabilities
  
  New and updated Windows 8 tools can help admins and users. Windows 8 utilities include functions for backing up and restoring systems.
- Why a Windows security scan is not enough to protect your workstations
  
  A traditional Windows security scan may lure IT into complacency about desktop vulnerabilities, so look at four areas to beef up Windows security.
- Microsoft addresses legacy apps with Windows 8 app compatibility tools
  
  New operating systems are always accompanied by compatibility concerns. Windows 8 app compatibility is no different, or is it?

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