Re: How how latent should non-preemptive scheduling be?

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From: Sitsofe Wheeler
Date: Wednesday, September 17, 2008 - 3:29 pm

Arjan van de Ven wrote:

I'm at a bit of a loss to explain this. I'm not using the group 
scheduler and the load average is less than 0.4. CPU usage does seem to 
spike a fair bit (I'm not sure why rhythmbox needs 50%+ for decoding 
oggs from time to time) but there always seems to be 20% CPU free...

I don't know where to start debugging this one and I'm suspicious of the 
way the problem would happen every 30 seconds too... (this laptop is 
using ath5k for its wifi)
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Messages in current thread:
Re: How how latent should non-preemptive scheduling be?, Sitsofe Wheeler, (Wed Sep 17, 2:48 pm)
Re: How how latent should non-preemptive scheduling be?, Arjan van de Ven, (Wed Sep 17, 2:54 pm)
Re: How how latent should non-preemptive scheduling be?, Sitsofe Wheeler, (Wed Sep 17, 3:29 pm)
Re: How how latent should non-preemptive scheduling be?, Peter Zijlstra, (Wed Sep 17, 7:42 pm)
Re: How how latent should non-preemptive scheduling be?, Sitsofe Wheeler, (Thu Sep 18, 11:25 am)