Hmmm... I haven't delved deeply into Ubuntu. Is laptop-mode-tools installed and active? Other than the hard drive, I'm out of ideas.
On Sat, Mar 13, 2010 at 6:33 PM, Konnor Jean <[email protected]> wrote: > When this laptop was brand new, I was getting around 100 minutes of battery > life with dimmed screen. This is a very good score for a 15.4'' laptop from > this period. My precious Acer achieved similar score, just as majority of > normal-size laptops from 2006 and 2007. > If the laptop now does 90 minutes on the same battery, is it exceptionally > good score for it. > > Do not get hung up on the battery. It is not the problem here. The problem > is inefficient power management of Ubuntu and the question is how to make it > at least comparable to Windows. > > > > > > > > On 03/13/10 23:19, Kelly Price wrote: >> >> I can't really say 90 minutes of power is "reasonable". 2-3 hours, >> yes. 90? No. >> >> That said, my experience leads me to agree with what everyone is >> saying in the press: higher size process in making chips == more >> wattage wasted in heat == more power used in batteries; laptops you >> gotta replace around every two years. >> >> I've had a similar setup, an Asus EeePC 701. That had a 90nm Celeron >> processor on it; even with it being underlocked to 633MHz, it ran too >> hot. You could not use the trackpad without burning your fingers, and >> that was on a table propped up for more airflow. That got 2 hours. I >> swapped it's Ubuntu running carcass out for an EeePC 900A and got >> nearly 5 hours on the Atom-based hardware (I now run a N10J, same form >> factor but Nvidia graphics). >> >> Add onto that a Dell Inspiron E1505 which I put Gentoo on, and was >> able to get 4 hours out of it (and how I discovered PowerTop to boot). >> I replaced it early last year, bought in late 2006; the >> inverter/backlight was dimming on me. It's with my father now, who >> doesn't mind it at all. >> >> I haven't gotten your take on if you replace the batteries or not. If >> you got a new battery for it recently and getting that 90 minutes in >> Windows with it, then something's wrong in the system. If you're >> running the original battery, then you gotta get it checked; I really >> doubt they last more than two-three years (unless you're running Linux >> on a sealed MacBook Pro). >> >> On Sat, Mar 13, 2010 at 2:10 PM, Konnor Jean<[email protected]> >> wrote: >> >>> >>> I think both statements are rejected on the basis of this simple fact: >>> I am getting fairly reasonable battery life when using Windows. >>> >>> Secondly, I also enquired quite a few experienced people if it would be >>> worth replacing my TL-52 with >>> something of lower nm so that it consumes less power AND lowers the CPU >>> temperature. >>> >>> The answer was an unanimous NO because the gain is so minuscule, it is >>> not >>> worth it. >>> >>> >>> >>> On 03/13/10 17:37, Kelly Price wrote: >>> >>>> >>>> Unfortunately, the CPU is working against you, and it's not a case of >>>> underclocking that will help. The Turino 64 X2, the TL-52, is built >>>> on a 90nm process. Most of the 35W power draw it uses is turned into >>>> heat. There's not much the software can do when your chip's an oven. >>>> >>>> That said, your laptop is nearly three years old. Consumer Reports >>>> says to replace laptops every two years. This may be a good time to >>>> look into a new laptop that's using 45nm or 32 nm process chips (like >>>> most Intel Core 2's or i-series) >>>> >>>> On Sat, Mar 13, 2010 at 12:20 PM, Konnor Jean >>>> <[email protected]> wrote: >>>> >>>> >>>>> >>>>> The battery is fine. It gives at least 90 minutes on Windows. >>>>> Laptop was bough new in summer '07. >>>>> >>>>> cat /proc/cpuinfo >>>>> processor : 0 >>>>> vendor_id : AuthenticAMD >>>>> cpu family : 15 >>>>> model : 72 >>>>> model name : AMD Turion(tm) 64 X2 Mobile Technology TL-52 >>>>> stepping : 2 >>>>> cpu MHz : 800.000 >>>>> cache size : 512 KB >>>>> physical id : 0 >>>>> siblings : 2 >>>>> core id : 0 >>>>> cpu cores : 2 >>>>> apicid : 0 >>>>> initial apicid : 0 >>>>> fpu : yes >>>>> fpu_exception : yes >>>>> cpuid level : 1 >>>>> wp : yes >>>>> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca >>>>> cmov >>>>> pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt >>>>> rdtscp >>>>> lm >>>>> 3dnowext 3dnow rep_good extd_apicid pni cx16 lahf_lm cmp_legacy svm >>>>> extapic >>>>> cr8_legacy >>>>> bogomips : 1607.22 >>>>> TLB size : 1024 4K pages >>>>> clflush size : 64 >>>>> cache_alignment : 64 >>>>> address sizes : 40 bits physical, 48 bits virtual >>>>> power management: ts fid vid ttp tm stc >>>>> >>>>> processor : 1 >>>>> vendor_id : AuthenticAMD >>>>> cpu family : 15 >>>>> model : 72 >>>>> model name : AMD Turion(tm) 64 X2 Mobile Technology TL-52 >>>>> stepping : 2 >>>>> cpu MHz : 800.000 >>>>> cache size : 512 KB >>>>> physical id : 0 >>>>> siblings : 2 >>>>> core id : 1 >>>>> cpu cores : 2 >>>>> apicid : 1 >>>>> initial apicid : 1 >>>>> fpu : yes >>>>> fpu_exception : yes >>>>> cpuid level : 1 >>>>> wp : yes >>>>> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca >>>>> cmov >>>>> pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt >>>>> rdtscp >>>>> lm >>>>> 3dnowext 3dnow rep_good extd_apicid pni cx16 lahf_lm cmp_legacy svm >>>>> extapic >>>>> cr8_legacy >>>>> bogomips : 1607.22 >>>>> TLB size : 1024 4K pages >>>>> clflush size : 64 >>>>> cache_alignment : 64 >>>>> address sizes : 40 bits physical, 48 bits virtual >>>>> power management: ts fid vid ttp tm stc >>>>> >>>>> >>>>> >>>>> On 03/13/10 13:55, Kelly Price wrote: >>>>> >>>>> >>>>>> >>>>>> Can you post your /proc/cpuinfo here? We got to see what model of AMD >>>>>> chip you got and see what process they used in making it. >>>>>> >>>>>> On Sat, Mar 13, 2010 at 4:18 AM, Konnor >>>>>> Jean<[email protected]> >>>>>> wrote: >>>>>> >>>>>> >>>>>> >>>>>>> >>>>>>> Thank you but the problem with my computer is that I already have all >>>>>>> typical power-saving options on. >>>>>>> And that includes this one. >>>>>>> >>>>>>> >>>>>>> >>>>>>> On 03/13/10 00:49, Kelly Price wrote: >>>>>>> >>>>>>> >>>>>>> >>>>>>>> >>>>>>>> Open up your /etc/X11/xorg.conf file and look for your NVidia card. >>>>>>>> It'll be in the "Device" section and using the "nvidia" driver. In >>>>>>>> that section, look for the following line: >>>>>>>> >>>>>>>> Option "OnDemandVBlankInterrupts" "on" >>>>>>>> >>>>>>>> If you don't have it in there, then you need to put it in as "root" >>>>>>>> user. Feel free to ask how. Putting it in there will cut down the >>>>>>>> interrupt usage with Nvidia cards. >>>>>>>> >>>>>>>> On Tue, Mar 9, 2010 at 4:46 AM, Konnor >>>>>>>> Jean<[email protected]> >>>>>>>> wrote: >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>>> >>>>>>>>> I have always used newest NVIDIA's own drivers, so that will not >>>>>>>>> help >>>>>>>>> me. >>>>>>>>> >>>>>>>>> >>>>>>>>> On 03/09/10 09:40, Henrik Wejdmark wrote: >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>>> >>>>>>>>>> I had a similar issue running a Lenovo T61 with an NVIDIA GPU and >>>>>>>>>> using >>>>>>>>>> the >>>>>>>>>> nouveau driver. The GPU was running at full speed and drained my >>>>>>>>>> battery. I >>>>>>>>>> switched to NVidias own driver and voila power usage dropped from >>>>>>>>>> 30W >>>>>>>>>> to >>>>>>>>>> 17W >>>>>>>>>> during normal load, less when idleing. >>>>>>>>>> >>>>>>>>>> I made a note of it on Smolts wiki for Nvidia cards. >>>>>>>>>> >>>>>>>>>> OS: Updated Fedora 12 using Gnome >>>>>>>>>> Driver: NVIDIA-Linux-x86_64-190.53-pkg2.run >>>>>>>>>> >>>>>>>>>> //Cheers >>>>>>>>>> Henrik >>>>>>>>>> >>>>>>>>>> -----Original Message----- >>>>>>>>>> From: [email protected] [mailto:[email protected]] >>>>>>>>>> On >>>>>>>>>> Behalf >>>>>>>>>> Of Arjan van de Ven >>>>>>>>>> Sent: den 8 mars 2010 19:08 >>>>>>>>>> To: Konnor Jean >>>>>>>>>> Cc: [email protected] >>>>>>>>>> Subject: Re: Extreme case of powerdrain >>>>>>>>>> >>>>>>>>>> \> Computer is running on minimal power, with most >>>>>>>>>> elements >>>>>>>>>> enabled >>>>>>>>>> (eg: >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> expresscard, dimmed screen, no usb devices, disk in low-power >>>>>>>>>>> mode, >>>>>>>>>>> audio in power-saving mode). Fans are idling, laptop is >>>>>>>>>>> reasonably >>>>>>>>>>> cool. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> wonder if your GPU just burning power like crazy though >>>>>>>>>> >>>>>>>>>> _______________________________________________ >>>>>>>>>> Power mailing list >>>>>>>>>> [email protected] >>>>>>>>>> http://www.bughost.org/mailman/listinfo/power >>>>>>>>>> >>>>>>>>>> _______________________________________________ >>>>>>>>>> Power mailing list >>>>>>>>>> [email protected] >>>>>>>>>> http://www.bughost.org/mailman/listinfo/power >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>>> _______________________________________________ >>>>>>>>> Power mailing list >>>>>>>>> [email protected] >>>>>>>>> http://www.bughost.org/mailman/listinfo/power >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> >>>>> >>>>> >>>> >>>> >>>> >>> >>> >> >> >> > > -- Kelly "STrRedWolf" Price http://strredwolf.furrynet.com _______________________________________________ Power mailing list [email protected] http://www.bughost.org/mailman/listinfo/power
