Looks like this last e-mail didn't make it to the list. Did you get it? -- Douglas
On Wed, Feb 4, 2009 at 11:59 AM, Douglas Atique <d3atiq at gmail.com> wrote: > Unfortunately, I must have a very cheap (in the worst sense) laptop... My > BIOS (Phoenix R0100J4) doesn't allow me to control anything except boot > order and power-on passwords. It doesn't even mention SpeedStep. > > Here's psrinfo output: > > # psrinfo -pv > The physical processor has 2 virtual processors (0 1) > x86 (GenuineIntel 6F2 family 6 model 15 step 2 clock 1667 MHz) > Intel(r) Core(tm)2 CPU T5500 @ 1.66GHz > # > > -- Douglas > > > On Wed, Feb 4, 2009 at 1:18 AM, Li, Aubrey <aubrey.li at intel.com> wrote: > >> It looks like EIST(speedstep) is not enabled, or it's not supported. >> Please check BIOS and give us "psrinfo -vp" report. >> >> -Aubrey >> >> ------------------------------ >> *From:* Douglas Atique [mailto:d3atiq at gmail.com] >> *Sent:* Wednesday, February 04, 2009 1:02 AM >> *To:* Mark Haywood >> *Cc:* Li, Aubrey; pm-discuss at opensolaris.org >> *Subject:* Re: [pm-discuss] Help with battery consumption >> >> Looks like it was already enabled... >> >> -- Douglas >> >> # >> # Copyright 1996-2002 Sun Microsystems, Inc. All rights reserved. >> # Use is subject to license terms. >> # >> #pragma ident "@(#)power.conf 2.1 02/03/04 SMI" >> # >> # Power Management Configuration File >> # >> >> device-dependency-property removable-media /dev/fb >> autopm default >> autoS3 default >> cpu-threshold 1s >> cpupm enable >> # Auto-Shutdown Idle(min) Start/Finish(hh:mm) Behavior >> autoshutdown 30 9:00 9:00 noshutdown >> ~ >> ~ >> ~ >> ~ >> ~ >> ~ >> ~ >> "power.conf" 16 lines, 411 characters >> >> >> On Tue, Feb 3, 2009 at 4:58 PM, Mark Haywood <Mark.Haywood at sun.com>wrote: >> >>> Douglas Atique wrote: >>> >>>> I have used this laptop with SXCE since snv_69. I have noticed this high >>>> battery consumption with more recent builds (say snv_100), but I am not >>>> exactly sure which one. >>>> I am not sure if cpupm is enabled. I didn't do anything to enable it. >>>> Here is an output of powertop running on my machine. >>>> >>> >>> Look at your /etc/power.conf file and see if you see a line like: >>> >>> cpupm enable >>> >>> Also, a line like: >>> >>> cpu-threshold 1s >>> >>> would be good. And make sure SpeedStep is enable in your BIOS setup. I >>> assume that it is. >>> >>> Mark >>> >>> >>>> -- Douglas >>>> >>>> OpenSolaris PowerTOP version 1.1 >>>> >>>> Cn Avg residency P-states (frequencies) >>>> C0 (cpu running) (15.8%) 1662 Mhz 100.0% >>>> C1 1.3ms (84.2%) >>>> >>>> Wakeups-from-idle per second: 660.8 interval: 5.1s >>>> no ACPI power usage estimate available >>>> >>>> Top causes for wakeups: >>>> 40.0% (264.3) <kernel> : genunix`cv_wakeup >>>> 15.1% (100.0) <kernel> : genunix`clock >>>> 13.4% ( 88.4) <interrupt> : ath#0 >>>> 7.1% ( 47.2) <interrupt> : i8042#0 >>>> 5.7% ( 37.5) sched : <cross calls> >>>> 3.9% ( 26.0) <kernel> : genunix`realitexpire >>>> 1.8% ( 11.7) <kernel> : >>>> uhci`uhci_handle_root_hub_status_change >>>> 1.5% ( 10.1) <kernel> : ata`ghd_timeout >>>> 0.7% ( 4.9) <kernel> : myk`gem_mii_link_watcher >>>> 0.7% ( 4.7) <kernel> : genunix`lwp_timer_timeout >>>> >>>> >>>> >>>> >>>> >>>> On Tue, Feb 3, 2009 at 1:09 PM, Li, Aubrey <aubrey.li <http://aubrey.li >>>> >@intel.com <http://intel.com>> wrote: >>>> >>>> Douglas Atique wrote: >>>> >>>> > Hi, >>>> > >>>> > I have a Sony Vaio VGN-N38Z laptop which used to work well for >>>> > about 2 hours. >>>> >>>> Which build did you use to make your laptop working well for about 2 >>>> hours? >>>> >>>> >However, in the latest SXCE builds (I use >>>> > snv_105 now) I have noticed that once disconnected from AC >>>> > power, the battery indicator in the Gnome bar starts to >>>> > decrease almost like a clock and in about 20 minutes it is >>>> > already asking me to recharge. I started suspecting that some >>>> > power management-related change is the cause of this behavior >>>> > because the laptop has been working warm all the time. >>>> > >>>> > Can I do something to diagnose a possible problem? If anyone >>>> > wants to take a look, I offer my time for testing. Just let me know >>>> > what I have to do. >>>> > >>>> > Cheers, >>>> > Douglas >>>> >>>> Did you enable cpupm(speedstep)? What does powertop say? >>>> >>>> Thanks, >>>> -Aubrey >>>> >>>> >>>> ------------------------------------------------------------------------ >>>> >>>> _______________________________________________ >>>> pm-discuss mailing list >>>> pm-discuss at opensolaris.org >>>> http://mail.opensolaris.org/mailman/listinfo/pm-discuss >>>> >>>> >>> >>> >> > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.opensolaris.org/pipermail/pm-discuss/attachments/20090210/9f9d52c6/attachment.html>
