High Load Theory

In our work, we are faced with very different projects. In one way or the other, many of them could be called “high-load projects”. If you spend some of your spare time on categorizing these projects and discard such ordinary things as second-rate online stores while roughly grouping what is left, you can come up with an approximate classification. It includes four types of high load:

  • By the number of requests (banner networks);
  • By traffic (video services);
  • By logic (complex back-end calculations);
  • Mixed (everything that fell into several categories).

Now, let’s have a closer look at them.

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Getting acquainted with Liferay

Enterprise Information Portals (EIP) have gradually been transformed from fashion to an irreplaceable business tool providing employees with a single point of access to data, tools for management of business processes and information exchange facilities. The Liferay project to be distributed under an Open Source license competes quite successfully with most commercial solutions.

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Making UNIX daemon from Apache Tomcat

Apache Tomcat is a server of web applications primarily used in commercial environment not only as an application platform, but also as a component of large projects related with providing of a web-interface. In corporate sector, security of information systems has the highest priority, while infrastructure stability ensures failure-free operation. Let us test a vaunted stability and security of UNIX daemons taking Tomcat as an example.

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Review of OpenLMI administration tools

Linux supports a highly versatile set of administration tools. On the one hand, it is good — users have options. But, on the other hand, this very variety is not quite suitable for a corporate sector, as there are often tens and hundreds of computers to be managed. Recently, quite a number of tools have emerged to simplify this task, and we will discuss one of them.

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Why do we need ARM on servers?

A small optimized kit of ARM chip commands is perfect for mobile devices. Thanks to lower power consumption, it is very popular today for being used in smartphones and tablets. However, recently there has been a lot of talk about the ARM chips being introduced into the area entirely occupied by Intel — the servers.

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