On Tue, 2010-10-19 at 02:00 +0800, Christoph Lameter wrote: > On Wed, 13 Oct 2010, Alex,Shi wrote: > > > I got the code from > > git://git.kernel.org/pub/scm/linux/kernel/git/christoph/slab.git unified > > on branch "origin/unified" and do a patch base on 36-rc7 kernel. Then I > > tested the patch on our 2P/4P core2 machines and 2P NHM, 2P WSM > > machines. Most of benchmark have no clear improvement or regression. The > > testing benchmarks is listed here. > > http://kernel-perf.sourceforge.net/about_tests.php > > Ah. Thanks. The tests needs to show a clear benefit for this to be a > viable solution. They did earlier without all the NUMA queuing on SMP. > > > BTW, I save several time kernel panic in fio testing: > > =================== > > > Pid: 776, comm: kswapd0 Not tainted 2.6.36-rc7-unified #1 X8DTN/X8DTN > > > > RIP: 0010:[<ffffffff810cc21c>] [<ffffffff810cc21c>] slab_alloc > > > > +0x562/0x6f2 > > Cannot see the error message? I guess this is the result of a BUG_ON()? > I'll try to run that fio test first. > Can not see error messages since the machine hang when any ops appear. And the panic ops just pop up randomly, don't know how to reproduce it now. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>