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GNU Virtual Private Ethernet
A new article on using the GNU Virtual Private Ethernet (GVPE) service is available on IBM developerWorks: Providing a secure communication conduit implies many different issues and problems, such as how you provide an effective communication chan…
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Optimizing AIX 7 memory performance
As part of the continuing series on AIX 7, a new series on optimizing memory performance is now available. Part 1: AIX ? 7 takes advantage of the POWER7 CPU to improve memory usage within LPARs. While memory tuning might be more difficult to imple…
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Optimizing AIX 7 performance: Part 1, 2 and 3
I’ve just been updating a series of articles on AIX 7 and the new functionality. The first three cover the basics performance details. For Part 1: Learn more about configuring and monitoring AIX 7 based on the investigations of AIX 7 beta compared…
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Xapian/Omega
A new article on indexing documents using the Xapian/Omega toolkit is now available. From the intro: Storing and providing access to documentation and information is an ever-growing problem for many companies. There are many solutions, including w…
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Applying memcached to increase site performance
A new article on using memcached, the memory caching tool, to improve website and application performance is now available on IBM developerWorks: The open source memcached tool is a cache for storing frequently used information to save you from lo…
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Adding DTrace probes to your applications
A new article on adding DTrace probes to your application has been published on IBM developerWorks: DTrace provides a rich environment of probes that can be used to monitor the execution of your system, from the kernel up to your application. You …
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Deploying Gearman across multiple environments
A new article on using the work distribution tool, Gearman: The open source Gearman service allows you to easily distribute work to other machines in your network, either because you want to spread the work over a large body of machines or because…
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Deep-protocol analysis of UNIX networks
A new article on deeper analysis of network packets, is now available on IBM developerWorks: Whether you are monitoring your network to identify performance issues, debugging an application, or have found an application on your network that you do…
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Leopard Wiki Server: Creating Custom Themes
The Wiki component in Leopard Server is designed to be ready to run and use for all your workgroup needs, but for those who need to customize the look and feel of their Wiki environment may find a new article on creating custom themes helpful: Fro…
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UNIX network performance analysis
In a follow-up to an article I did earlier this year on analyzing the structure and layout of your network using ping and other tools, I’ve written another article on similar lines, this time looking at how to monitor and then report on the perfor…