On 05/19/2012 12:19 AM, Christoph Lameter wrote: > V1->V2: > - Incorporate glommers feedback. > - Add 2 more patches dealing with common code in kmem_cache_destroy I tested the patchset on 3.4 kernel with hackbench process/thread: $hackbench 100 process/thread 2000 on Romely EP machine. 32 LCPUs, with 64GB memory hackbench process slub 0% hackbench thread slub 0% hackbench process slab -6.0% hackbench thread slab -0.5% on NHM EP machine, 16 cpus, with 12GB memory hackbench process slub -1.0% hackbench thread slub -1.5% hackbench process slab +1.0% hackbench thread slab +1.0% hackbench process slob 0% hackbench thread slob 0% on 4 sockets Quad-core Xeon, 16 cpus, with 16 GB memory hackbench process slub 0% hackbench thread slub 0% hackbench process slab -0.5% hackbench thread slab -0.5% hackbench process slob 0% hackbench thread slob 0% On netperf loopback, 2048 threads testing. In general, compare tcp/udp results, no clear performance change on above three machines. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>