[lkml]   [2006]   [Jun]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH RFC] smt nice introduces significant lock contention
On Friday 02 June 2006 19:53, Chen, Kenneth W wrote:
> Yeah, but that is the worst case though. Average would probably be a lot
> lower than worst case. Also, on smt it's not like the current logical cpu
> is getting blocked because of another task is running on its sibling CPU.
> The hardware still guarantees equal share of hardware resources for both
> logical CPUs.

"Equal share of hardware resources" is exactly the problem; they shouldn't
have equal share since they're sharing one physical cpu's resources. It's a
relative breakage of the imposed nice support and I disagree with your

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2006-06-02 12:15    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean