Using The Screen Command For Linux

Before starting, I’ll tell you what we can do by using the screen command. As a Linux sysadmin, it is very common that you have the need to run several commands at once. You will probably open several ssh sessions for this, however, there is a way better, safer and recommended. Another need that will […]

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Limitations Of Server Virtualization

The advantages of server virtualization can be so tempting, it’s easy to overlook a number of limitations to this method. Before attempting to design a solution that should get acquainted with the peculiarities of the methods of server virtualization, as well as the architecture and the needs of its own network administrator. Servers, designed for […]

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Three Types Of Server Virtualization

There are three ways to create virtual servers: full virtualization, para-virtualization and OS-level virtualization. They have little in common. Physical server is called host. Virtual servers are called guest. Virtual servers behave in the same way as physical machines. In each system, it uses its own resources unlike any other approach to resource allocation of […]

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Why Use Server Virtualization?

There are many reasons why companies and organizations are investing in server virtualization. Some reasons are financially motivated, while the other roots lie in the technical plane. Server virtualization helps by pooling to save space. The usual practice is to allocate a single dedicated server for each application. If multiple applications use only a small […]

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What Is Server Virtualization

Server computers – machines that store files and applications of computer networks – have to be very powerful. Some contain central processing units (CPU), consisting in turn of multiple processors, allowing them to easily perform complex tasks. Administrators of computer servers usually assign a separate server for a specific application or a specific task. Many […]

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