Date: Wed, 28 Jan 2004 08:34:14 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: past@noc.ntua.gr Cc: freebsd-current@freebsd.org Subject: Re: sleeping too lightly Message-ID: <20040128.083414.29478857.imp@bsdimp.com> In-Reply-To: <4017BB7A.6090307@noc.ntua.gr> References: <E1AlE6A-000H0r-Cn@psg.com> <4017BB7A.6090307@noc.ntua.gr>
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In message: <4017BB7A.6090307@noc.ntua.gr>
Panagiotis Astithas <past@noc.ntua.gr> writes:
: Randy Bush wrote:
: > thinkpad t40p
: > pretty current
: >
: > S3 does suspend, and i have successfully tied it to the key and lid.
: > but it seems to burn battery anyway, like five hours eats 40% of it,
: > and it sleeps quite warmly. any clues?
:
: Isn't it supposed to? I believe that you need S4 for complete poweroff.
: acpiconf(8) says something along these lines, too.
S4 isn't completely off. That's S5. S3 is a low power mode that's
'fast' to recover from (suspend to RAM in old APMese). S4 and S4BIOS
are both suspend to disk.
Warner
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