[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete = Expired
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https://bugs.launchpad.net/bugs/536631
This bug no longer exists on my system with raring and the following
kernel:
Linux vougeot 3.8.0-29-generic #42-Ubuntu SMP Tue Aug 13 19:40:39 UTC
2013 x86_64 x86_64 x86_64 GNU/Linux
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ComputerJy, this bug was reported a while ago and there hasn't been any
activity in it recently. We were wondering if this is still an issue? If
so, could you please test for this with the latest development release
of Ubuntu? ISO images are available from http://cdimage.ubuntu.com
** Tags added: precise
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Title:
an audio device is active 100.0% of the time.
To manage notifications about this bug go to:
*** This bug is a duplicate of bug 877560 ***
https://bugs.launchpad.net/bugs/877560
** This bug has been marked a duplicate of bug 877560
Audio codec draining power when not in use
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hi
check at bottom :
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/877560
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http://rzr.online.fr/q/hda
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Title:
an audio device is
I could remove the 100% device hwC0D0 usage in PowerTop by playing with my
mixer switches (Mic feedthrough to Main, etc.). However, this did not change
my idle power usage by any significant amount.
20.2W +/- 1W
Lenovo ThinkPad T60
Ubuntu/Xfce 12.04
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In precise the relevant power saving parameters are correctly set:
# cat /sys/module/snd_hda_intel/parameters/power_save_controller
Y
# cat /sys/module/snd_hda_intel/parameters/power_save
1
but I still see HDA at 100% in powertop.
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@Phillippe: I'm not sure I understand: have you managed to solve the
100% audio issue?
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https://bugs.launchpad.net/bugs/536631
Title:
an audio device is active 100.0% of the time.
To
I can use sysfs to change the values too
I just worked for mine :
http://rzr.online.fr/q/hda
now how to make this permanant the smart way ?
should this be edited :
/var/cache/powertop/saved_parameters.powertop
Regards
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@Gintaras, I already discovered that Tunables tab, though it's a little
bit counterintuitive... for instance, if I want to enable a suggestion I
should toggle it so that it becomes 'good', I assume... but the previous
interface was more intuitive...
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Hi,
I tested using a snapshot of powertop (ask my deb if needed) and same results
with :
100.0%Audio codec alsa:hwC0D3: auto (Intel)
I fear the issue should be redirected to asla or other package ...
I'll update my notes at :
http://rzr.online.fr/q/lenovo
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I have the same problem
Usage Events/sCategory Description
100.0% Device Audio codec hwC0D0:
SigmaTel
by the way, the new version 1.97 has a different interface... I can't
see the suggestions part anymore... how can one
@Lorenzo, use the arrow keys to navigate to Tunables tab. Then enter, to
toggle some 'suggestions'. I don't think these are saved after reboot,
though.
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Usage Events/sCategory Description
100.0% Device Audio codec hwC0D1: LSI
The same here. Subscribed to this bug, please notify if any info is
needed.
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in 11.10 it's using a third of my total power consumption on my laptop:
The battery reports a discharge rate of 21.4 W
Power est. Usage Events/sCategory Description
7.24 W100.0% Device Audio codec hwC0D1: LSI
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: powertop (Ubuntu)
Status: New = Confirmed
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Title:
an
The same problem exists in oneiric with powertop 1.97:
PowerTOP 1.97 Overview Idle stats Frequency stats Device stats
Tunables
Summary: 0.0 wakeups/second, 0.0 GPU ops/second and 0.0 VFS ops/sec
Usage Events/sCategory Description
100.0%
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/40690316/Dependencies.txt
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an audio device is active 100.0% of the time.
https://bugs.launchpad.net/bugs/536631
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