[nSLUG] Lapotops

Matt Chamberlain chamberlain2007 at gmail.com
Tue Oct 2 23:05:24 ADT 2007


Gutsy has gotten a LOT better at ACPI management and battery prediction, so
you know.

On 10/2/07, John Leidel <john.leidel at gmail.com> wrote:
>
> I had a Toshiba tablet that did pretty well on the battery.  The only
> thing that irked me was the propensity for the acpi daemon to
> mis-calculate the battery life under ~20% capacity.
>
> On Tue, 2007-10-02 at 22:49 -0300, Jon wrote:
> > That's a oood point. I haven't had a problem with my battery in
> > particular, but there are a lot of reports of Linux boxen not managing
> > power very well in laptops. My battery seems to be holding out well - I
> > get a little over an hour now with normal use - but I'm fairly certain
> > it was better than that when I first bought it.
> >
> > J
> >
> > On Tue, 2007-10-02 at 21:39 -0400, Jonathan Anderson wrote:
> > > Also, it's not a Linux thing, but be sure to find out what model
> > > battery the
> > > laptop has and find out whether or the reviews are positive or
> > > negative.
> > >
> > > I have a Dell Inspiron 6400, and the battery life went from 3.5h to
> > > 25m in a
> > > little over a year... it turns out that LOTS of people have this
> > > problem, and
> > > had I checked it out in advance, I could've saved myself a whole bunch
> > > of
> > > frustration (imagine not being able to use your laptop for a 30m
> > > meeting
> > > without carting power cords around).
> > >
> > >
> > > #!/jon
> > >
> > > On October 2, 2007, D G Teed wrote:
> > > > I have evaluated laptops for my work and a fussy bunch of users
> > > > who expect every piece of hardware to work.  It is not a simple
> > > > thing.  First off, stay back from the latest models carrying
> > > > the very latest chipsets, as there is typically a lag between
> > > > kernel support appearing and the newest video, SATA,
> > > > ethernet and other hardware support.
> > > >
> > > > Typically modems and wireless, and sometimes video,
> > > > require a proprietary driver to support them.  NDISwrapper
> > > > sometimes works but it is very iffy.  One model I worked
> > > > on would freeze constantly with NDISwrapper
> > > > if the BIOS was powered on with battery power.
> > > > Based on that, I would seek native drivers or drivers
> > > > from the hardware vendor such as Intel's proprietary driver.
> > > > Keep in mind that your kernel upgrades are going to have
> > > > tight dependancies on the additional drivers you can get, and
> > > > it may mean staying back to whatever Intel or nVidia or
> > > > whoever can support.
> > > >
> > > > Certification means very little.  All models I evaluated were said
> > > > to be Suse certified, but when I lookup the details on the report,
> > > > they have several caveats, such as CD-RW failures, etc.
> > > > I think the model gets a pass if you can complete the
> > > > install, and get video and sound working.
> > > >
> > > > Power management is another area needing research, if it is
> > > > important to you.  Typically getting suspend to ram to run
> > > > well and not hang the machine on resume is something
> > > > taking some efforts to perfect, if it is possible.
> > > >
> > > > Before and after buying, visiting the resource of
> > > > Linux on Laptops:  http://www.linux-laptop.net/
> > > > is useful to research what others got working and how.
> > > >
> > > > --Donald
> > > > _______________________________________________
> > > > nSLUG mailing list
> > > > nSLUG at nslug.ns.ca
> > > > http://nslug.ns.ca/cgi-bin/mailman/listinfo/nslug
> > >
> > >
> > >
> > > --
> > > Jonathan Anderson
> > >
> > > jonathan.anderson at ieee.org
> > >
> > >
> > > plain text document attachment (ATT80273.txt), "ATT80273.txt"
> > > _______________________________________________
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> > > http://nslug.ns.ca/cgi-bin/mailman/listinfo/nslug
>
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