Howtos / Articles

Live monitoring of Apache log files

The “ApacheTop” package has been written to allow users to monitor real time statistics based on the Apache log files. ApacheTop is a great way to keep an eye on your Apache web server statistics. It allows you to monitor how many requests you get (total and per second), bandwidth usage (total and per second), the number of 2xx, 3xx, 4xx, and 5xx HTTP return code responses, individual page/url requests, and more. ApacheTop is similar in style to the ‘top’…

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Updating CentOS with the YUM package manager

Updating the software running on a operating system is an important part of maintaining a computer. Not only does it allow you to keep up to date with the latest features in the applications you use, it is also crucial to keep your system as secure as possible. The YUM (Yellowdog Updater Modified) package management tools makes installing/updating/removing packages extremely simple. Run the one of the following command to update all packages: If logged in as root: # yum update…

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Updating Ubuntu with the APT package manager

Updating the software running on a operating system is an important part of maintaining a computer. Not only does it allow you to keep up to date with the latest features in the applications you use, it is also crucial to keep your system as secure as possible. The APT (Advanced Package Tool) package management system makes installing/updating/removing packages extremely simple. The first step in the process is to update the APT sources. This downloads the latest package lists, so…

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How to set the PuTTY window title from within Linux

PuTTY is a popular SSH client for a variety of operating systems. You can set up the window title in the configuration options, but sometimes you may want to display your own information in the window title text. PuTTY lets you do this via escape commands. More specifically by using the ^[ (escape) and ^G (bell) escape commands. The ^[ escape code in ansi format is "\033]0;”. The ^G escape code in ansi format is “\007 “. To set the…

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Setting a static IP address in CentOS

During a default install of CentOS it will try to either automatically obtain an IP address using DHCP, or it wont even set up the network interface automatically. While that may be fine for most desktop users, if you are wanting to set up a server, the chances are you will be wanting it to always have the same IP address. There are two options for ensuring you get/use the same IP address at every boot. You could set up…

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