[mythtv-users] lirc_dev high cpu time

Michael T. Dean mtdean at thirdcontact.com
Fri Jun 8 18:59:39 UTC 2007

On 06/08/2007 02:42 PM, lord_darkhelmet at accesscomm.ca wrote:
> Quoting "Michael T. Dean" <mtdean at thirdcontact.com>:
>> On 06/08/2007 01:01 PM, Lord Darkhelmet wrote:
>>> I have just noticed that lirc_dev is using about 1% of the cpu at all
>>> times and after 3 days running has accumulated 50hrs time on the cpu.
>>> Is this a normal thing to expect?  I'm using a PVR-150 card with the
>>> on-board IR and kernel version is 2.6.18-1.2239.fc5.   My other myth
>>> frontend is using a serial lirc device and does not have the same issue.
>> To get 50 hours of CPU time in 72 hours of real time would require a
>> process to use an average of 70% CPU usage during the entire 72 hours.
>> However, interestingly enough, using only 1.15% CPU averaged over 72
>> hours, the process should accumulate 50 /minutes/ of CPU time.
>> Are you sure you read the ps output properly?
> Yes, you are correct.  It was 50min 32sec total time.  Still seems rather high.

That may be true.  But, at least it's not ludicrously high.  :)

I don't have a Hauppauge receiver in my system to use for a comparison. 
My lirc_atiusb receiver, however, has racked up 0 seconds in 11 days.


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