Viewing posts tagged Devops Tutorials

How to display a changing output like top



In my earlier post on linux memory management, I showed you how you can get the exact memory usage of your script by using py_mem.py.
watch command examples
This script, without any options will run once and give you the current memory usage of the system.
But what if you wanted real time memory usage?, In other words, if a program which was using up memory did not run when you ran the script py_mem.py, you would not know about it right?

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A simple way to install and configure puppet on CentOS 6



Puppet is an automation tool which allows you to automate the configuration of software like apache and nginx across multiple servers.

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A beginner's guide to bash scripting



A Brief Introduction
Bash or Bourne again shell is a replacement to the original unix shell written by Stephen Bourne at Bell Labs.

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A hitchhikers guide to troubleshooting linux memory usage



Linux memory management has always intrigued me. While learning Linux, many concepts are confusing at first, but after a lot of reading, googling, understanding and determination, I learned that the kernel is not only efficient at memory
management but also on par with artificial intelligence in making memory distribution decisions..

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Installing and Configuring Lighttpd PHP-FPM and MySQL on a 512 MB Linux VPS



To improve the performance of my 512MB Linux VPS, I decided to use Lighttpd for my  web server instead of Apache. The reason for this change was that Lighttpd consumed less resources, was faster and supported Caching.

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