How to set up a web-based lightweight system monitor on Linux

Sometimes we, as a normal user or a system admin, need to know how well our system is running. Many questions related to system status can be answered by checking log files generated by active services. However, inspecting every bit of log files is not easy even for seasoned system admins. That is why they […]
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How to set up a lightweight web server on Raspberry Pi

There are a variety of web server software available for Linux-based platforms including Raspbian. Using one of those available web server software, we can turn Raspberry Pi into a 24/7 available portable web server. In this case, however, we must understand that Raspberry Pi has hardware limitations in terms of CPU clock speed, memory, etc. […]
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How to set up HTTPS in Apache web Server on CentOS

Web servers use HTTP by default, which is a clear text protocol. As the name suggests, a clear text protocol does not apply any form of encryption on the transit data. While the HTTP-based web server is very easy to set up, it has a major drawback in terms of security. Any “man-in-the-middle” is able […]
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How to compile and install Nginx web server from source on Linux

As of today, Nginx is reportedly the most popular web server that powers the top-1000 websites on the Internet, and that is for a good reason. Built under the event-driven architecture, Nginx was designed with scalability in mind from day one. With its ability to sustain 10K concurrent connections with limited hardware, it’s no wonder […]
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How to install and configure Cacti on Linux

Any system admin working in a service provider network would certainly agree that Cacti is one of the most widely used tools in network management solutions. It is open source, has built in user authentications and user permission features, shipped with frequently used graph templates like bandwidth, 95th percentile, hard disk usage, CPU usage, load […]
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How to enable mod_rewrite in Apache2 on Debian or Ubuntu

If you have installed Apache2 web server via apt-get or aptitude on Debian or Ubuntu systems, it has mod_rewrite module installed, but not enabled by default. After Apache2 installation, you need to enable mod_rewrite explicitly in order to enjoy its benefit. What is mod_rewrite? Apache2 web server boasts of extensible features which are realized by […]
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