On Tuesday, July 03, 2012 03:34:36 PM Natacha Porté wrote:
> on Saturday 30 June 2012 at 09:21, Erich Dollansky wrote:
> > sorry for the late reply. As usual, I have had to travel and did not
> > get a chance to connect to the Internet.
> No problem, I'm at least as slow with e-mail, and I don't even have any
> excuse ;-)
I can help you there with a new one. I am currently on a real deserted place.
No public supply lines of any kind. And they blew the generator last night.
> OK, I will try it with CURRENT as soon as I get the opportunity (I
> already have a thumb drive dedicated for that kind of tests).
I should have thought of this too earlier. My backups are all bootable but I
never got the idea to use them for this purpose.
> > How did you get this value? No battery inserted? The range should be
> > from 0 to 100.
> Indeed, I had no battery inserted. Years ago I took the habit of
> removing the battery of laptops used for long amount of time on AC
> (currently for my X220, that's 9h every workday), because keeping a
> fully charged battery on AC used to kill it. However I admit I don't
> know whether technology improved enough to mnake it a non-issue (or even
> whether even by then it was actually an issue and not an urban legend).
As an engineer I would say that Lenovo would have done a real bad job if this
makes still a significant difference.
> Anyway, now with the battery inserted and charging, I still have
> hw.acpi.battery.life: -1.
> However, as soon as I unplug, I get a reasonable value there (currently
> 98, with hw.acpi.battery.time: 265).
265? Hey this more than me. I get never more than 240 with the 6 cell battery.
I am considering a second one for this reason. But I can really work the three
to four hours with it. Unlike the Windows battery life time of 10h with
brightness to minimum and no applications running.
> > > hw.acpi.battery.time: -1
> > > hw.acpi.battery.state: 7
> > I have 0 here.
> I have 2 when it's charging, and 1 when it's discharging.
Ok, now I have the same. 1 and 2. But never 7. It seems that there are some
> > > $ sysctl dev.acpi_ibm
> > I do not have anything with IBM or Lenovo.
> > I also did not load anything specific for the X220 except of the Intel KMS
> > module.
> Interesting, though it turns out that not using it on my 9-STABLE does
> not help with any of the small issues I still have. Though I will try
> both with and without it when I experiment with CURRENT. Thanks for the
Do you also have the USB 3 port?
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