/srv/irclogs.ubuntu.com/2011/11/28/#ubuntu-x.txt

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Sarvattdarn rrva is gone, was going to suggest lowering the 'Synaptics Noise Cancellation' property depending on how "different" it feels01:11
Sarvattoh 1.4->edgers, thats not the problem then01:13
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Milos_SDtseliot, I think I know what is the problem with fglrx ... Even if I select dgpu with aticonfig, when I try to start Xserver, it PowerXpress is starting igpu :)12:21
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tseliotMilos_SD: but does X segfault in your case?13:01
Milos_SDtseliot, yes... same errors as last time13:04
Milos_SDI can change from integrated to discreat graphics with aticonfig tool, but when I start X, it alweys wants to start integrated (even if I selected discreat)13:05
Milos_SDand maybe the real problem is this error: (EE) Screen 1 deleted because of no matching config section.13:07
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tseliotMilos_SD: I'm not really sure about that. A screen section shouldn't be required at all13:12
Milos_SDfirst it loads intel module, then after that error it unloads it, and then powerXpress is selecting intel graphics, and xserver segfault at the end ...13:20
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Sarvattbryceh: is https://bugs.launchpad.net/ubuntu/+source/linux/+bug/604994 still a problem?16:37
ubot4Launchpad bug 604994 in linux (Ubuntu) "Automatically unblank after hibernate (affects: 1) (heat: 2)" [Undecided,Triaged]16:37
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brycehSarvatt, yep looks like it works18:34
bjsniderSarvatt, are there power issues with snb hardware?19:20
Sarvattbjsnider: more details....?19:21
bjsniderit's bugabundo's laptop. dying after less than 3 hours19:21
Sarvattdying how?19:22
bjsniderbrand new19:22
Sarvattlike battery running out?19:22
bjsniderpower suckage19:22
bjsnideryes19:22
FernandoMiguelhoudy19:22
Sarvattwhat laptop? i'm guessing a hybrid19:22
FernandoMiguelSarvatt: hi19:22
FernandoMigueldell vostro v13119:22
FernandoMiguelintel hd3000 ONLYT19:22
SarvattFernandoMiguel: boot with i915.i915_enable_rc6=1, big power savings :)19:22
bjsniderit's not hybrid, only snb19:22
FernandoMigueladding that to kernel and rebooting19:22
bjsnideri suggested it could be snb, and i guess i might be right19:23
FernandoMiguelGRUB_CMDLINE_LINUX_DEFAULT="quiet i915.i915_enable_rc6=1"19:23
bjsniderhow long _should_ the battery last? shows how much i know about laptops19:23
Sarvattpcie_aspm=force too19:23
Sarvattdepends on the system!19:24
bjsnideryeah but he's using the 3.2 kernel already19:24
Sarvattand how big a battery you got..19:24
FernandoMiguelI grepped COS for 915 , nothing19:24
FernandoMiguelSarvatt: 6 cells.19:24
FernandoMiguellasts 9h on windows 7 64bits19:24
bjsnideri wonder what graphics driver they use then19:24
FernandoMiguel<3 h in ubuntu19:24
FernandoMiguel4h in chromiumos19:24
FernandoMiguelbjsnider: boot a vm and check19:24
FernandoMiguelit's dead quick19:25
FernandoMiguelthey have all kind of images19:25
FernandoMigueland it boots in 5 secs19:25
bjsnideri meant in your case19:25
FernandoMiguelhumm19:25
FernandoMiguelhow can I see?19:25
bjsniderno idea19:25
bjsniderwithout a termimal19:25
bjsniderhow did you find out what kernel you were using?19:25
FernandoMiguelI have one19:25
bjsniderwell, lsmod19:26
FernandoMiguelHost F119:26
SarvattFernandoMiguel: seriously though, try GRUB_CMDLINE_LINUX_DEFAULT="quiet splash pcie_aspm=force i915.i915_enable_rc6=1" and sudo update-grub, should make a big difference on that thing19:28
FernandoMiguelbjsnider: http://dl.dropbox.com/u/112892/Screenshot%20at%202011-11-28%2019%3A27%3A59.png19:28
FernandoMiguelI always ALWAYS forget update-grub219:29
FernandoMiguelrebootng19:29
FernandoMiguelbrb19:29
Sarvattit's probably stuck at 800mhz gpu frequency 100% of the time and enabling rc6 will fix it if its anything like the vostro 3750 i've got here, looks exactly the same except that one uses a ULV celeron cpu19:30
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FernandoMiguelok19:33
FernandoMiguelbetter19:33
FernandoMiguelMUCH better19:33
FernandoMiguel4:3019:33
bjsniderSarvatt, is there any portable computer that's been made recently that you don't have in front of you?19:33
FernandoMigueland I'm at 80% bat19:33
Sarvattit's probably stuck at 800mhz gpu frequency 100% of the time and enabling rc6 will fix it if its anything like the vostro 3750 i've got here, looks exactly the same except that one uses a ULV celeron cpu19:33
FernandoMiguelbut boot was way slower, and login blew on me19:33
SarvattFernandoMiguel: said that after you disappeared, sorry19:34
Sarvattcan watch -n 1 'sudo grep CAGF /sys/kernel/debug/dri/0/i915_cur_delayinfo' to watch the gpu clock speeds change19:34
FernandoMiguelSarvatt: I got i7z 19:34
Sarvattpretty useless for you 19:34
FernandoMigueland powertop19:34
Sarvattthat celeron doesnt have turbo boost19:34
Sarvattwas talking about gpu clock speeds19:34
FernandoMiguelthis is an i5 2nd gen19:35
FernandoMiguelahhh gpu19:35
FernandoMiguelsoorrrryyyyy19:35
Sarvattoh sorry, i looked up vostro v131 and it was only offered in celeron19:35
FernandoMiguelnope19:35
FernandoMiguelCAGF: 650MHz19:36
Sarvattx86_energy_perf_policy -v 'powersave'19:38
Sarvattthats another little trick if it works19:38
FernandoMiguelIn grup?19:38
Sarvattnope in a terminal19:38
FernandoMiguelwait... that's a scalator19:38
FernandoMiguelI rather have it ondemand19:38
FernandoMiguelwould love to limit it to 2.3GHz and turn off turbo mode19:38
Sarvattoh nah this is a sandybridge specific tweak to adjust turbo boost policy19:39
Sarvattpowersave makes it less likely to jump to higher clock speeds19:39
FernandoMiguelcool19:39
FernandoMiguelapt-get install linux-tools-common19:39
FernandoMiguelinstaling19:39
FernandoMiguel# x86_energy_perf_policy -v 'powersave'19:40
FernandoMiguelx86_energy_perf_policy_3.2.0-2 not found19:40
FernandoMiguelYou may need to install linux-tools-3.2.0-219:40
FernandoMiguelcatche 2219:40
SarvattFernandoMiguel: on oneiric using precise kernel?19:40
Sarvattjust install linux-tools-3.0.0-1319:40
Sarvattand sudo x86_energy_perf_policy_3.0.0-13 -v 'powersave'19:40
Sarvattinstead19:40
FernandoMiguelLinux Bostro 3.2.0-2-generic #4-Ubuntu SMP Fri Nov 25 10:47:30 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux19:41
FernandoMigueltodays update19:41
FernandoMiguel# sudo x86_energy_perf_policy -v 'powersave'19:41
FernandoMiguelx86_energy_perf_policy_3.2.0-2 not found19:41
FernandoMiguelYou may need to install linux-tools-3.2.0-219:41
FernandoMiguelI'm on root......19:41
FernandoMiguel# x86_energy_perf_policy_3.0.0-13 -v 'powersave'19:41
FernandoMiguelNo command 'x86_energy_perf_policy_3.0.0-13' found, did you mean:19:41
FernandoMiguel Command 'x86_energy_perf_policy_3.0.0-11' from package 'linux-tools-3.0.0-11' (main)19:41
FernandoMiguelx86_energy_perf_policy_3.0.0-13: command not found19:41
Sarvattsudo apt-get install linux-tools-3.2.0-219:41
Sarvattwhats that say19:42
Sarvattanyway this isnt a big deal, thats a very minor tweak19:42
FernandoMiguelThe following extra packages will be installed:19:42
FernandoMiguel  libdw119:42
FernandoMiguel~# x86_energy_perf_policy -v 'powersave'19:42
FernandoMiguelCPUID.06H.ECX: 0x919:42
FernandoMiguelcpu0  msr0x1b0 0x0000000000000006 -> 0x000000000000000f19:42
FernandoMiguelSarvatt: are this permanent or on boot?19:43
Sarvattwoohoo it worked, you were at performance mode19:43
Sarvattper boot19:43
FernandoMiguelhumm19:43
FernandoMiguel4h24 now19:43
FernandoMiguelBattery 0: Discharging, 80%, 03:42:53 remaining19:44
FernandoMiguelLOL indicators and acpi don't agree19:44
Sarvattit takes 3-4 minutes before powertop numbers are reliable when it has to estimate19:45
FernandoMiguelThe battery reports a discharge rate of 15.7 W19:46
FernandoMiguel              Usage     Device name19:46
FernandoMiguel             37,1%        CPU use19:46
FernandoMiguel             23,9%        Display backlight19:46
SarvattFernandoMiguel: turn screen brightness down? :P19:46
FernandoMiguelit's at 20%19:46
FernandoMiguelthe darn thing always boots at 100%19:46
FernandoMiguelno way to change it :(19:47
FernandoMiguelSarvatt: anymore tweeks?19:48
SarvattFernandoMiguel: ok so they quote 9.5 hours for that thing, but thats only in the configuration with the 17w 1.1ghz celeron CPU19:48
FernandoMiguelwould love to see this go up above 8h19:48
FernandoMiguelSarvatt: nope... I can do more than 8h on windows19:48
FernandoMiguelnever left I die, but I'm sure it goes above 9h easily19:49
bjsniderwindows 7 should be relatively power-hungry19:49
FernandoMiguelwith wifi off19:49
Sarvatti dont understand how, thats a small battery19:49
Sarvatt5 hours really sounds right for that thing19:49
FernandoMiguelit does :)19:49
FernandoMiguelI did 8h on it19:49
Sarvattwhats the last full capacity in cat /proc/acpi/battery/BAT0/info ?19:50
FernandoMiguel~$ cat /proc/acpi/battery/BAT0/info | pastebinit 19:50
FernandoMiguelhttp://paste.ubuntu.com/752887/19:50
FernandoMiguellast full capacity:      5695 mAh19:51
Sarvatti get 8 hours on an e6420 with a 9 cell19:51
bjsniderare these snb tweaks going to be in precise for everyone?19:51
Sarvattyea19:51
bjsnidermaybe the windows snb driver is more efficient at this point than the linux driver19:52
Sarvattrc6 will be on but only if VTd isn't enabled at the same time, which is a problem because it will be on lots of new machines soon19:52
FernandoMiguelwhat's VTd?19:52
FernandoMiguelThe battery reports a discharge rate of 13.7 W19:53
FernandoMiguel              Usage     Device name19:53
FernandoMiguel             12,9%        CPU use19:53
FernandoMiguel            100,0%        Audio codec hwC0D0: Conexant (pulseaudio )19:53
FernandoMiguel             23,9%        Display backlight19:53
FernandoMiguelno idea why audio spends soooooo much19:53
FernandoMiguel            Package |             Core    |            CPU 0       CPU 219:53
FernandoMiguelTurbo Mode  18,5% 19:53
FernandoMiguel800 Mhz    45,2%       40,6%19:53
FernandoMiguelIdle        29,6% 19:53
bjsniderwonder what would happen if you ripped out the audio driver for a session19:54
FernandoMiguelSarvatt: can't I turn off turbomode while on bat?19:54
SarvattFernandoMiguel: you pretty much did there19:56
Sarvattoh19:56
Sarvattdoesnt look like it19:56
SarvattFernandoMiguel: i bet you could do something like this19:57
FernandoMiguelSarvatt: do what?19:57
FernandoMigueland what's VTd?19:57
Sarvatthttp://paste.ubuntu.com/752897/19:57
FernandoMiguel "Virtualization Technology for Directed I/O" (VT-d). ..19:57
Sarvattvirtualization crap that causes hangs with some of the intel features19:58
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FernandoMiguelSarvatt: got any ideas why this laptop isn't entering suspend?20:00
FernandoMiguelit wakes up after 10 secs20:00
* FernandoMiguel stupid alt f420:02
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ShawnRWanyone know the way to get the brightness control keys to function with intel backlighting?22:19

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