echo platform > /sys/power/disk; echo disk > /sys/power/state
+If you want to limit the suspend image size to N megabytes, do
+
+echo N > /sys/power/image_size
+
+before suspend (it is limited to 500 MB by default).
Encrypted suspend image:
------------------------
cat `cat /proc/[0-9]*/maps | grep / | sed 's:.* /:/:' | sort -u` > /dev/null
-after resume. swapoff -a; swapon -a may also be usefull.
+after resume. swapoff -a; swapon -a may also be useful.
Q: What happens to devices during swsusp? They seem to be resumed
during system suspend?
A: No, it should work okay, as long as your app does not mlock()
it. Just prepare big enough swap partition.
-Q: What information is usefull for debugging suspend-to-disk problems?
+Q: What information is useful for debugging suspend-to-disk problems?
A: Well, last messages on the screen are always useful. If something
is broken, it is usually some kernel driver, therefore trying with as