[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: IBM A21m thinkpad power management



Le samedi 19 août 2006 20:45, Tom Allison a écrit :
> I'm trying to get my thinkpad notebook to actually behave like a notebook
> again. I didn't for a while because the battery was shot -- now I have a
> new one.
>
> But the standard kernel ACPI provided doesn't work at all under this
> machine and there is no APM support available.
>
> I've been spending about a week trying to build my own kernel with apmd
> support baked in and have made some progress.  The screen can go blank.
>
> But the hard drive refuses to spindown for more than a few seconds, if
> that.  It was originally configured as EXT3 and remounted as EXT2 so I
> would expect the journaling to stop -- this was a problem with previous
> builds on this machine.
>
> But it's still no good.  Spindown is immediately met with a spinup and
> sometimes followed by another spindown ... 5 - 30 seconds later -- spinup
> again.  And then I get into this really vicious cycle of
> up/down/up/down....  Really not doing my hard drive any good.
>
> Any suggestions besides buying another notebook?
>
> And when it comes to another note book --- It's either a T60 or X60 but I'm
> not sure which will work more "out of the box" with Debian.

Do you have laptop-mode-tools and laptop-detect installed ?
When you unplug the power cord, it puts your laptop in a power saving mode :
- change the mode of your cpu scaling
- change the frequency of ext3 journal syncing to disk
- probably other things around acpi

Attachment: pgpX6JTlH714h.pgp
Description: PGP signature


Reply to: