Make your system run more efficiently

I hate it when apps hog too much memory, or cpu cycles. In many cases, if you have an application that’s doing this, there’s an alternative out there that is way leaner. There’s an easy way to determine where to trim the fat.

In this example I’m going to be comparing the memory usage of Totem [...]

How to monitor basic system functions with a panel applet

Ubuntu has a built in application, Gnome System Monitor, to help you keep tabs on what’s going on with your machine. You can find it in System > Administration > System Monitor. Once you have it open it has a few tabs, displaying various system information. The Resources tab will show you the cpu usage [...]

How to free up hard drive space by removing old linux kernel files

The linux kernel is, among other things, something that gets updated periodically when you update your system. When this happens, the kernel that’s being replaced is not deleted, it’s left on your system, but just not used anymore. For example, as I write this, I’m using the 2.6.24-24 kernel. My system may still contain older [...]

How to back up your installed applications with APTonCD

APTonCD is a very cool application that will backup the packages (software) on your system to a CD or DVD. This will not backup any personal, user created files. This is very handy for example, if you’re re-installing Ubuntu for whatever reason, but you don’t want to have to re-install every single peice of software [...]

Xubuntu screensaver fix

There are 2 ways of doing this. One uses the already installed gnome-screensaver, and the other uses xscreensaver, which you’ll have to install.

First option — gnome-screensaver

Go to Applications > Settings > Settings Manager > Autostarted apps

Click on Add, and enter whatever name & description you like, but enter gnome-screensaver in the [...]

How to monitor CPU temperature

Install a gnome applet to monitor cpu temp.

Go to System > Administration > Synaptic Package Manager

Click Search, and type in sensors-applet, click in the box next to it, and check the appropriate boxes, then make another search for lm-sensors, and check it for installation. Then click Apply

Once this is done, right-click on the panel > Add to panel > add the Hardware Sensors Monitor