[ltp] hardrive suspend does not work

[Martin Hermanowski]

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On Wed, Jul 16, 2003 at 10:30:27PM +0200, Frederic Gaus wrote:
> On Wed, Jul 16, 2003 at 03:11:03PM -0400, Steve Krulewitz wrote:
> > Martin --
> >=20
> > I was recently reading an article about what's coming in kernel 2.6, an=
d it
> > said you will be able to tweak the journal commit time in ext3, presuma=
bly
> > make it shorter so the journal is committed before you spin down the dr=
ive.
> > Perhaps this has something to do with your problem?
>=20
> You can solve the problem by mounting your ext3 partition as an
> ext2-one.

Not really, as *every* write get written to disk after at least 30s.
This includes eg. syslog and even the ext2 access time attribute (so
mounting noatime might help a bit).

> Or there exists an laptop-mode kernel-patch which makes longer
> harddisk-spindowns possible.=20
>=20
> I'm sorry for not knowing the link. I'm using softwaresuspend and that
> only works together with a modified version of the patch available at
> the softwaresuspend-homepage (http://sourceforge.net/projects/swsusp).=20

laptop-mode is at http://kerneltrap.com/node.php?id=3D653

LLAP, Martin

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