Messages in this thread | | | Date | Wed, 18 Sep 2002 19:13:33 -0700 | From | Aaron Lehmann <> | Subject | Re: [PATCH] zerocopy NFS for 2.5.36 |
| |
> akpm:/usr/src/cptimer> ./cptimer -d -s > nbytes=10240 from_align=0, to_align=0 > copy_32: copied 19.1 Mbytes in 0.078 seconds at 243.9 Mbytes/sec > __copy_duff: copied 19.1 Mbytes in 0.090 seconds at 211.1 Mbytes/sec
It's disappointing that this program doesn't seem to support benchmarking of MMX copy loops (like the ones in arch/i386/lib/mmx.c). Those seem to be the more interesting memcpy functions on modern systems. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |