RE: [patch] sched: improve pinned task handling again!

2005-04-03 Thread Chen, Kenneth W
Siddha, Suresh B wrote on Friday, April 01, 2005 8:05 PM > On Sat, Apr 02, 2005 at 01:11:20PM +1000, Nick Piggin wrote: > > How important is this? Any application to real workloads? Even if > > not, I agree it would be nice to improve this more. I don't know > > if I really like this approach - I g

Re: [patch] sched: improve pinned task handling again!

2005-04-01 Thread Nick Piggin
Siddha, Suresh B wrote: On Sat, Apr 02, 2005 at 01:11:20PM +1000, Nick Piggin wrote: How important is this? Any application to real workloads? Even if not, I agree it would be nice to improve this more. I don't know if I really like this approach - I guess due to what it adds to fastpaths. Ken ini

Re: [patch] sched: improve pinned task handling again!

2005-04-01 Thread Siddha, Suresh B
On Sat, Apr 02, 2005 at 01:11:20PM +1000, Nick Piggin wrote: > How important is this? Any application to real workloads? Even if > not, I agree it would be nice to improve this more. I don't know > if I really like this approach - I guess due to what it adds to > fastpaths. Ken initially observed

Re: [patch] sched: improve pinned task handling again!

2005-04-01 Thread Nick Piggin
Siddha, Suresh B wrote: This time Ken Chen brought up this issue -- No it has nothing to do with industry db benchmark ;-) Even with the above mentioned Nick's patch in -mm, I see system livelock's if for example I have 7000 processes pinned onto one cpu (this is on the fastest 8-way system I