Messages in this thread | | | Date | Mon, 26 May 2008 13:30:18 -0300 | From | "Renato S. Yamane" <> | Subject | Re: [Bug 10797] Something is consuming power after shutdown |
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Arjan van de Ven wrote: > "Renato S. Yamane" wrote: >> <http://bugzilla.kernel.org/show_bug.cgi?id=10797> >> <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=481493> >> >> After poweroff, something still working and consuming power. So I >> loss ~4% of my battery charge in each 12h. > > the most obvious cause could be Wake-on-Lan, that leaves a part of the > system active (specifically, the network card). With the "ethtool" > program you can queary and set the state of this.
My network card have option WOL "disabled"
# ethtool eth0 | grep Wake Supports Wake-on: pg Wake-on: d
> Similarly, but less likely, there is wake-on-serial and wake-on-usb, in > theory those are possible too but I've yet to see one of those on any > of my machines.
My laptop don't have serial port and wake-on-usb is disabled too:
# cat /proc/acpi/wakeup Device S-state Status Sysfs node LID0 S4 *enabled RP01 S4 disabled pci:0000:00:1c.0 RP02 S4 disabled pci:0000:00:1c.1 RP03 S4 disabled RP04 S4 disabled USB1 S0 disabled pci:0000:00:1d.0 USB2 S0 disabled pci:0000:00:1d.1 USB3 S0 disabled pci:0000:00:1d.2 USB4 S0 disabled pci:0000:00:1d.3 USB7 S0 disabled pci:0000:00:1d.7 MODM S4 disabled pci:0000:00:1e.3 PS2K S4 disabled pnp:00:07
Best regards, Renato S. Yamane
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