On 06/11/2012 10:25 AM, Alex Shi wrote: > 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. Generally, I think the patchset is qualified for LKP. :) -- 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>