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Posts: 16 | Thanked: 5 times | Joined on Apr 2010
#1
Hi everyone,

Since 3 or 4 week, i have a unknow process which drain my battery.



Like you can see on the printscreen, i have only htop who use CPU and i have a cpu usage of 10-20%.

But i can't see any process who use the cpu (another than htop).

Sorry for my english.

Thank's
 
clasificado's Avatar
Posts: 466 | Thanked: 180 times | Joined on Feb 2010
#2
its a hardware layer process

the wiki says

Originally Posted by http://wiki.maemo.org/Open_development/Maemo_roadmap/Fremantle
OHM introduced as a policy framework mainly for audio in addition to dsme (now developed openly) and mce components, which are responsible for device state and mode control

OHM is a small open source systems daemon which sits above HAL and abstracts out common hardware management tasks
im not sure why it eats your procesor time. The problem may be somewhere, and the ohmd process use is a sideeffect.

i have no idea, it's too early here in my country yet :P
 
Posts: 42 | Thanked: 27 times | Joined on Aug 2010
#3
Have you tried to restart your phone and seen if the CPU load goes down?

I have once had a strange event where the processor showed a huge load without any matching process.

The battery monitor software plotted the CPU load at 60%-70% for the full day but I did still not run out of batteries. When I did restart the phone I had 40% battery left.

I'm not sure if the processor for some reason managed to seriously "underclock" itself or if any timer used for measuring time periods started to run at seriously wrong speed. I have stock kernel and have not tried any overclocking tricks. But since the power consumtion was perfectly normal, the processor must have been running at a very light load.

The huge CPU load reported wasn't the only error I noticed. The clock application also failed to produce any sound or vibrations. When I did look at the display (after already having missed my meatings) the clock application was open and showing the wakeup or event times.
 
Posts: 109 | Thanked: 12 times | Joined on May 2010
#4
have you installed the flashlight add-on lately? it caused me unwanted cpu usage for sometime.
 
Posts: 16 | Thanked: 5 times | Joined on Apr 2010
#5
i had flashlight installed but i uninstalled them.

A reboot change nothing :-/
 
Posts: 74 | Thanked: 23 times | Joined on Jan 2010 @ Germany
#6
i can confirm that flashlight-extra causes excessive battery drain. i removed it and the battery drain has reduced significantly
 
Posts: 16 | Thanked: 5 times | Joined on Apr 2010
#7
no change for me.

I think that I'll flash this weekend

24h in stand by is not enough for me.

Thx for the answerers
 
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