Userspace Software Suspend is an alternative to the default hibernation method in the Linux kernel. It adds several interesting features like compression, encryption… Compression allows for hibernation with a smaller Swap partition. It also decreases the wake up time of your system!
Here is how to install USwSusp on Ubuntu Karmic. Should also work with a recent Debian.
Install the uswsusp package:
aptitude install uswsusp
You can now hibernate with the
s2disk command as root.
To hibernate from Ubuntu menu or by key shortcut, then change the following line in the
And test your hibernation!!