On 1 February 2012 15:43, Paul Fox <p...@laptop.org> wrote: > sridhar wrote: > > We are considering disabling Automatic Power Management because of its > > impact on collaboration and 3G connectivity. > > > > What kind of battery life can we expect from an XO-1.5 with Automatic > > Power Management disabled as opposed to enabled? I understand that > > this can vary wildly with usage, but is there an average estimate? > > he's on a very long plane flight, but i'll try and channel richard: > > "it depends." > > how did i do? :-)
I was trying to head that off with my "I understand that..." statement :) > you're probably in as good a position to answer this as we are, since > you have a better idea of your system activity load. with automatic > power management turned off, a 1.5 is good for several hours of use, > where "several" is intentionally vague. backlight on full? wireless > on? continuous cpu activity? etc. > > would it help to disable automatic power management only when specific > Activities are running? only when certain kinds of collaboration are > in effect? only when certain drivers are active? We've been thinking of doing this for when 3G connections are active [1]. It might be interesting to also tie this into Sugar's collaboration mechanism and disable power management when a session is active. Sridhar [1] https://dev.laptop.org.au/issues/1029 Sridhar Dhanapalan Engineering Manager One Laptop per Child Australia _______________________________________________ Devel mailing list Devel@lists.laptop.org http://lists.laptop.org/listinfo/devel