We have tested the commands on Ubuntu 20.04 and Ubuntu 22.04. You can invoke the Terminal command line by pressing Ctrl+Alt+T.

List installed packages with dpkg-queryįor this process, we use the Terminal command line application.

In this article, you will learn how to list installed packages in the Ubuntu Linux system. You may want to see and list these packages.

Many of them are pre-installed when you do a fresh install of your operating system. Often there are many packages installed on your computer that you do not even know about. The above is a an excerpt from the full output you would see if you ran this command.Knowing how many packages are installed on your computer is often essential. After getting the list of packages, sort will sort the result line using numeric sorting (-n): 3687 - percona-release 0.0 The format below says to print the size as the first element of each result line: $ rpm -qa -queryformat '%10” sets the package name to be aligned left and padded to 25 characters.

The following command queries (-q) all packages (-a) and returns the result in the format defined by “–queryformat”. Increase the EBS storage – which can be done by following the instructions in “ Increase Amazon EBS Volume” – or you can try to reduce the amount of data you have on your server.īesides minimising the actual user data, you can also try to remove installed packages that you don’t need, but some packages are so small that it is not worth thinking of removing them. With Amazon EC2 (especially with EBS storage) you have 2 possibilities. When you pay for every GB of disc space on your server, as with an Amazon EC2 instance, you want to make sure to keep the amount of installed packages to a minimum.

Centos list installed packages