Puppet (configuration management)

Puppet is an open source systems management tool for centralizing and automating configuration management.
Optimize system performance with Linux cgroups

The Linux cgroups feature lets you make a profile to manage resources to keep your system under control.
Search and replace on steroids: Do more with sed

These tips can help administrators help themselves through advanced text editing with the UNIX Stream Editor (sed) utility.
British ISP deploys open source virtualization

JT Global is marching to the beat of its own drummer with open source software, including Ubuntu virtual machines, ConVirt virtualization management software, and a unique approach to VM clustering.

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Puppet (configuration management)

Puppet is an open source systems management tool for centralizing and automating configuration management. Definition

Data Center
- Red Hat Open Hybrid Cloud aids private, public cloud management
  
  Hardware, virtualization, public and private cloud are all converging and need to be managed as one environment. Enter Red Hat's Open Hybrid Cloud.
- Mainframe modernization takes on urgency
  
  A Red Hat Summit talk on database and mainframe modernization highlights urgency, need for agility in enterprise development teams.
- AMD microprocessors regroup to fight another day
  
  Intel may win the server war, but AMD microprocessors could find more acceptance in another niche market.
Server Virtualization
- Moving VMs around? Avoid downtime with Hyper-V Live Storage Migration
  
  Live Storage Migration eliminates the downtime associated with moving VM files from one storage location to another and helps improve performance.
- RHEV proves to be a cost-effective alternative to vSphere
  
  Some IT departments have turned to low-cost, flexible virtualization platforms, such as Red Hat Enterprise Virtualization, to lower VMware costs.
- Guidelines for moving multiple VMs with Hyper-V Live Storage Migration
  
  Live Storage Migration makes it easy to move multiple storage files of running VMs without downtime, but there are practical limits you should know.
Cloud computing
- PaaS market heats up with Red Hat OpenShift, Savvis AppFog buy
  
  PaaS made headlines last week, but it's still difficult to gauge the true level of interest in Platform as a Service in the enterprise world.
- IBM, Salesforce deals usher in cloud consolidation era
  
  IBM's SoftLayer buy is getting mixed reviews from IT pros, but everyone agrees that it's an example of the consolidation phase of the cloud bubble.
- U.S. defense agencies' cloud transition yields better intelligence
  
  A cloud migration seems daunting but the effort is worthwhile; U.S. defense agencies say their cloud move led to better military intelligence.
Enterprise Desktop
- Q&A: Microsoft's Erwin Visser discloses Windows 8 mobile strategy
  
  Microsoft GM Erwin Visser discusses the company's mobile strategy for Windows 8 and the need to deliver one device supporting all types of computing.
- Q&A: Microsoft's Erwin Visser on Windows 8.1 updates, security
  
  Microsoft's Erwin Visser discusses Windows 8.1 features, how IT can keep pace with faster update cycles and Windows security enhancements.
- Telerik updates Windows 8 app development tools
  
  Telerik's updated DevCraft tool for developing Windows 8 apps helps IT to deliver business apps to end users on PCs and tablets.

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