[nSLUG] Lapotops

John Leidel john.leidel at gmail.com
Tue Oct 2 23:03:58 ADT 2007


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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> > nSLUG at nslug.ns.ca
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