Uswsusp


uswsusp, abbreviated from userspace software suspend and stylized as µswsusp, is a set of userspace command-line utilities for Linux that act primarily as wrappers around the Linux kernel hibernation functionality and implement sleep mode, hibernation, and hybrid sleep. It supports Linux kernel versions 2.6.17 and newer.
uswsusp supports image checksumming, data compression, disk encryption, and integration with Splashy and fbsplash.