From: Soeren S. <mac...@nn...> - 2008-02-02 19:47:42
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On Sat, 2008-02-02 at 18:35 +0000, Michael wrote: > Hi, > > I'm a bit shocked: > > BAT0 # cat info > present: yes > design capacity: 55000 mWh > last full capacity: 24130 mWh > battery technology: rechargeable > design voltage: 11100 mV > design capacity warning: 250 mWh > design capacity low: 100 mWh > capacity granularity 1: 10 mWh > capacity granularity 2: 10 mWh > model number: ASMB012 > serial number: > battery type: LION012 > OEM info: Sony012 > > cat state > present: yes > capacity state: ok > charging state: charged > present rate: 0 mW > remaining capacity: 24130 mWh > present voltage: 12478 mV > > It's only half loaded! If I press the button on the battery it shows full > capacity. Will check it in OSX later. I have this battery over one year now. Yes I had that with two batteries already look at this: $ cat /proc/acpi/battery/BAT0/info present: yes design capacity: 55000 mWh last full capacity: 18500 mWh battery technology: rechargeable design voltage: 11100 mV design capacity warning: 250 mWh design capacity low: 100 mWh capacity granularity 1: 10 mWh capacity granularity 2: 10 mWh model number: ASMB012 serial number: battery type: LION012 OEM info: Sony012 Soeren > Michael > > > > With display off (using an external tft) and wireless and bluetooth > > disabled I can get down to 18-19W on this mbp1,1 (radeonhd, 2.6.24, all > > the tricks that powertop suggests including ahci-patched kernel). > > > > And this translates to slightly more than 1 hour battery usage here > > (this is already the second battery!) > > > > And yes it is *NOT* better with OSX, there it was 23.8W with full > > brightness and everything turned on and 18.5W with lowest brightness and > > everything off. > > > > Before all that power stuff entered the kernel and before radeonhd I had > > about 28W with everything on+full brightness in linux and 23 with lowest > > brightness... > > > > So about 3hrs is the best you can do with a shiny new battery. Not like > > with the old powerbooks that even under linux could easily do 3-4hrs > > under normal conditions with powerdraining kernels :( > > > > Soeren > > |