* Explanation of sleep levels for swsusp
@ 2003-02-10 17:11 Pavel Machek
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From: Pavel Machek @ 2003-02-10 17:11 UTC (permalink / raw)
To: Rusty trivial patch monkey Russell, kernel list, torvalds
Hi!
This might be usefull to people, please apply.
Pavel
--- clean/Documentation/swsusp.txt 2002-10-08 21:25:16.000000000 +0200
+++ linux/Documentation/swsusp.txt 2002-12-15 21:54:46.000000000 +0100
@@ -156,6 +156,20 @@
- do IDE cdroms need some kind of support?
- IDE CD-RW -- how to deal with that?
+Sleep states summary (thanx, Ducrot)
+====================================
+
+In a really perfect world:
+echo 1 > /proc/acpi/sleep # for standby
+echo 2 > /proc/acpi/sleep # for suspend to ram
+echo 3 > /proc/acpi/sleep # for suspend to ram, but with more power conservative
+echo 4 > /proc/acpi/sleep # for suspend to disk
+echo 5 > /proc/acpi/sleep # for shutdown unfriendly the system
+
+and perhaps
+echo 4b > /proc/acpi/sleep # for suspend to disk via s4bios
+
+
FAQ:
Q: well, suspending a server is IMHO a really stupid thing,
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