ismael wrote: > OK. Great. Is the attached version newer than the one in Sugar 0.88??
almost certainly. paul > Because the latest dextrose image is mainly based on Sugar 0.88 > > 2011/3/24 Richard A. Smith <[email protected]> > > > On 03/24/2011 10:41 AM, Ismael Schinca wrote: > > > > I'm planning to use different XO's, all of them 1.0 hardware. I > >> definately won't be able to finish today because they all have different > >> OS images and I think it would be best if I update them all (even for > >> future tests). Maybe tomorrow, maybe monday. > >> > > > > Yes certainly please use the same image on all of them. If you have to > > install software then please use the latest version of olpc-pwr-log. I > > have > > it attached to this mail. > > > > > > I think it will be very hard to perform the same test under the same > >> conditions as you suggest because: > >> - It will be very time consuming (though it doesn't need a lot of > >> attention during the test) > >> > > > > My goal is to automate the test and use a very short test window. ie 20 > > minutes or so. > > > > > > - The air conditioning in our building is quite frankly chaotic so > >> temperature is really variable (which is actually a lot worse for us > >> humans than batteries ;) ) > >> > > > > Yes. Sorry my use of the word exactly was probably too strong. I don't > > mean that it has to be 25 degC ambient and only that temperature. The temp > > fluctuations in a air conditioned office should be within reason. I just > > don't want the profiles generated in an office and then the test run in a > > outside warehouse at 33C. Or the curves generated on a XO-1 with build 8.2 > > but the test run on a 1.5 with build 10.1.3. That sort of thing. > > > > The closer I might get, which I think could be pretty close is: > >> - Install the SAME fresh OS image and firmware version on all the test XOs > >> - Disable power management in every XO. > >> > > > > and dpms. xset -dpms from the sugar terminal other wise the screen will > > turn off in 20 minutes and change the power draw. > > > > > > - The laptops batteries are mostly charged, so it will be a charge after > >> discharge, so I think temperature there is less of a concern > >> - Run the tests at the same time in every XO > >> > > > > Yes. I believe that will work fine. > > > > Note: I'm getting on a plane in a few minutes so this will be my last > > e-mail until much later on today. Possible tonight or tomorrow. > > > > > > -- > > Richard A. Smith <[email protected]> > > One Laptop per Child > > > > > > -- > Ismael Schinca > Centro Ceibal - Depto. Técnico - I+D > Avda. Italia 6201 - Edificio Los Ceibos > Montevideo - Uruguay. > Tel.: 2601 57 73 Int. 2232 > part 2 text/plain 129 > _______________________________________________ > Devel mailing list > [email protected] > http://lists.laptop.org/listinfo/devel =--------------------- paul fox, [email protected]
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