Process & threads - Karmic vs past kernels

[Chase Douglas]

On Wed, Mar 10, 2010 at 3:45 PM, Peter Matulis
<peter.matulis at canonical.com> wrote:
> Can anyone tell me whether the Karmic kernel has implemented a different
> way of what it considers a process (as opposed to threads)?
>
> I have a situation where CPU load is zero on Karmic but considerably
> higher in Jaunty and earlier.
>
> The scenario is a single java process with many threads.  The system has
> 4 cores and only one java process should logically produce a negligible
> CPU load but why was this not the case with earlier kernels?  Has
> something changed in Karmic that would explain what I'm seeing?

I doubt that to be the case. Have you been able to get more data for
your bug [1]?

Thanks,
Chase

[1] https://bugs.launchpad.net/ubuntu/+source/linux/+bug/513848