On Wed, Oct 11, 2006 at 07:53:03PM +0200, Jindrich Novy wrote: > Hi, > > I'm forwarding you an email from Martin Sebesta related to IBM T60 > laptop issue: > > > > I am using IBM T60 with FC5. When i switch to batteries, my fan > starts > > > > to operate on higher speed (i hear it) than usual, draining my battery > > > > totally empty in less than 2 hours. > > > > As i have installed Windows with VMware with FC 5 in it on the same > > > > maschine, i tried to work in FC on Windows. The battery lasted for more > > > > than 5 hours. > > > > In each case the battery was fully loaded on the beginning. > > > > > > > > Perhaps a tip for power-management improvement... > > Any help is appreciated. I have to mention I see similar behavior > of my HP laptop when it's resurrected from software suspend sometimes > even on FC6. CPU load is at 100% immediately after waking the laptop up. > Did anyone from you experience similar problems? Is there known > any workaround? Finding out what its doing is the first step. 1- is it stuck in userspace? (top) 2- is the kernel really busy? (boot with profile=1, and run readprofile, or use oprofile) 3- does /proc/interrupts show an interrupt arriving at a ridiculously high rate? Without data, we're just arm-waving. Dave -- http://www.codemonkey.org.uk _______________________________________________ Fedora-laptop-list mailing list Fedora-laptop-list@xxxxxxxxxx http://www.redhat.com/mailman/listinfo/fedora-laptop-list
