Re: Very high CPU load when idle with 3.0-rc1

Ingo Molnar
2011-05-30T12:18:09Z

* Peter Zijlstra <peterz@infradead.org> wrote:

> The problem that patch tried to address is that the RCU threads
> could stay in UNINTERRUPTIBLE state for quite a while and
> triggering the hung task detector due to on-demand wake-ups.

and it's not just the hung task detector, but obviously also the load
average itself that would be skewed in this original bug case as
well.

Thanks,

Ingo