I have not had time to get into this. I was hoping you could come up with something. On Wed, Sep 14, 2011 at 8:32 PM, Alex,Shi wrote: > On Tue, 2011-09-13 at 23:04 +0800, Christoph Lameter wrote: > > Sorry to be that late with a response but my email setup is screwed > > up. > > > > I was more thinking about the number of slab pages in the partial > > caches rather than the size of the objects itself being an issue. I > > believe that was /sys/kernel/slab/*/cpu_partial. > > > > That setting could be tuned further before merging. An increase there > > causes additional memory to be caught in the partial list. But it > > reduces the node lock pressure further. > > > > Yeah, I think so. The more cpu partial page, the quicker to getting > slabs. Maybe it's better to considerate the system memory size to set > them. Do you has some plan or suggestions on tunning? > > > > >