Viewing posts tagged Linux 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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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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Tcpdump examples to capture passwords

I used to use tcpdump on my system to diagnose issues with ftp. To check if users are typing
in their usernames and password correctly. You can use it as well for work or just for fun as long as it is Legal.

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