By far, Linux (Centos) is the most robust server system that any decent IT guy can ask for. It is secure and very flexible. In the server management world, its vast user base can attest to its quality. However, Linux installation and configuration is not without challenges. But all tips and workarounds are on the Internet, so the problem is not a function of difficulty, but time.
If like me, you manage your own Linux servers, it is essential to know how to release its cached memory. In a nutshell, Linux always tries to use RAM to speed up disk operations. It uses available memory for buffers (file system metadata) and cache (pages with actual contents of files or block devices). This helps the system to run faster because disk information is already in memory which saves I/O operations. If space is needed by programs or applications like MySQL, Linux will free the buffers and cache to provide memory where it is needed.
The IT profession, without a doubt, is the introvert’s territory. It is haven to all Geeks, Nerds, Engineers, DIY enthusiasts, Makers, Programmers and, in the…
Given the open proliferation of addictive and mind altering substances such as alcohol and cigarettes, in my opinion, discussions on marijuana legalization is irrelevant and…
This page is dedicated to my students who went over and beyond what was required in my class. This is for all their time, effort, and code-crunching. Congratulations!
Who gets to own this SamGalope.org HTML Shirt? Well, the winner of the class competition does! Come the 26th of June 2010, each member of the class will present their creation. With a show of hands, the most votes wins this one-off shirt!