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Date: Sat, 4 Apr 2009 01:04:06 +0300
From: Michael Shigorin <mike@osdn.org.ua>
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Subject: [Hardware] q: HDA Intel: 40+ wakeups/sec
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	Здравствуйте.
Ни у кого часом нет мыслей по поводу такой картинки?
Из нагугленного -- load snd-hda-intel with
"power_save=10 power_save_controller=Y" options
(https://wiki.edubuntu.org/OGerlich/Powertop),
но ещё не успел проверить; если сработает --
мож куда-то в дефолты?

     PowerTOP version 1.10      (C) 2007 Intel Corporation

Cn                Avg residency       P-states (frequencies)
C0 (cpu running)        ( 1.3%)         1.84 Ghz     0.0%
C0                0.0ms ( 0.0%)         1333 Mhz     0.0%
C1 halt           0.0ms ( 0.0%)         1000 Mhz   100.0%
C2                0.8ms ( 0.0%)       
C3                5.9ms (98.7%)

Wakeups-from-idle per second : 166.7    interval: 15.0s
Power usage (ACPI estimate): 13.8W (1.0 hours) (long term: 16.2W,/0.9h)

Top causes for wakeups:
  27.9% ( 46.9)       <interrupt> : HDA Intel 
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  20.0% ( 33.5)       <interrupt> : iwl3945 
  10.2% ( 17.2)     seamonkey-bin : futex_wait (hrtimer_wakeup) 
   9.0% ( 15.1)               psi : schedule_timeout (process_timeout) 
   8.3% ( 14.0)       <interrupt> : extra timer interrupt 
   5.4% (  9.1)      <kernel IPI> : Rescheduling interrupts
   5.4% (  9.0)       <interrupt> : acpi

Lenovo Thinkpad X60 Tablet, 2.6.27-std-def-alt15

00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)
        Subsystem: Lenovo ThinkPad T60/R60 series
        Kernel driver in use: HDA Intel
        Kernel modules: snd-hda-intel

Микрофон за'mute'н, запись стоит не с него.

-- 
 ---- WBR, Michael Shigorin <mike@altlinux.ru>
  ------ Linux.Kiev http://www.linux.kiev.ua/