:Linux.com: How to Suspend and Hibernate a Laptop Under Linux
Linux.com: How to Suspend and Hibernate a Laptop Under Linux Jun 7, 2006, 12 :00 UTC (4 Talkback[s]) (8947 reads) (Other stories by Manolis Tzanidakis)
"Many people prefer working with laptops instead of desktops for the flexibility they offer. Some of them would also like to switch to a free and open source operating system like GNU/Linux and have their laptop do all the things that proprietary OSes offer, such as suspending their laptops. Several distributions try to make this work out of the box, but knowing what's under the hood always comes in handy, particularly when something goes wrong and needs fixing. Let's take a look at how to suspend and hibernate your laptop under Linux.
"Most modern laptops use Advanced Configuration & Power Interface (ACPI) for power management, so we'll focus on that. Since ACPI support for Linux (ACPI4Linux) is in constant development, you'll need a recent kernel (2.6.15 or later) in order to utilize all the latest advancements..."
