On Mon, Aug 21, 2006 at 10:42:06AM +1000, Peter Williams wrote:
> Peter Williams wrote:
> >Andrew Morton wrote:
> ...
> >I'm unable to reproduce this problem with 2.6.18-rc4 on my HT system.
> >I'm using top with the "last processor" field enabled to observe (rather
> >than the methods described) and the two bash shells are both getting
> >100% and are each firmly affixed to different CPUs.
>
> Doing a "cat /proc/stat" also indicates that the problem is not present.
>
> I wonder if the two xterms and/or their shells are have different nice
> values (or scheduling policies)?
No.
> Also is the presence of PREEMPT in the uname output for the 2.6.17.8
> kernel (not present in the 2.6.8.1 kernel's output) significant?
> Presuming that this signifies the CONFIG_PREEMPT option is selected it
> is worth noting that I do not have this selected in the kernel I tested.
We have tried witn and without CONFIG_PREEMPT and saw the same problem.
Wolfgang
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