RE: SMP ACPI S3 support in 2.4 series?

From: Grover, Andrew (
Date: Tue Oct 08 2002 - 16:45:22 EST

> From: Iain McClatchie []
> I'm buying a number of SMP servers. These machines will go
> idle for days at a time, and we'd like to send them into a
> suspend-to-RAM (ACPI state S3) while they are unused.
> I want to know if this is even possible with the Linux 2.4
> series kernels, and if so, which hardware and kernel combinations
> support it. I'd also like to know if anyone really has this
> working right now.
> As dual Athlon systems appear to be the best performance/$ for
> my application, I'm especially interested in getting those to
> sleep, but I'll take any pointers I can get.

S3 is really more "off" than servers generally want to be. Servers typically
don't even support it.

I would think for a server, you would want to leave it on, and maybe turn
off the disks, or something.

Or maybe just turn the systems off.

2.4 doesn't (and won't) support S3, anyways.

Regards -- Andy
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