Tag Archives: Linux

Find out what process is listening on a particular port on a Linux server

I was recently trying to debug an app that had gone rouge on a server because of a PHP upgrade. It was a web based application listening on a particular port and after the upgrade it just returned 500 server … Continue reading

Posted in Command Line, grep, Server Administration, Web Servers Tagged , , , , , , ,

List installed packages with yum

How do I find out which packages are already installed with yum. The command you’re looking for is ‘yum list installed’ but you might want to combine it with grep or less because it’s most likely going to be a … Continue reading

Posted in Linux, Server Administration, Web Servers Tagged , , , , ,

How do I Tell What Version of Linux I’m Running?

How do I tell which version of Linux is on my server? There are a number of ways, there is a command line tool `lsb_release` used to check the distribution, and version 123456$ lsb_release -a LSB Version:    :core-x.x-ia32:core-x.x-noarch:graphics-x.x-ia32 Distributor … Continue reading

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