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SubjectRe: 2.5.31 kmap_atomic copy_*_user benefits
On Thu, Aug 15, 2002 at 04:21:26PM -0700, William Lee Irwin III wrote:
> With and without kmap_atomic() -based copy_*_user() patches from akpm.
> Taken on a 16x/16GB box.
> Take 1: total throughput:
> before:
> Throughput 32.3019 MB/sec (NB=40.3774 MB/sec 323.019 MBit/sec) 512 procs
> after:
> Throughput 46.9837 MB/sec (NB=58.7296 MB/sec 469.837 MBit/sec) 512 procs
> In the follow-ups I'll include oprofile numbers for each and vmstat logs.

doh! the workload was dbench 512


Cheers,
Bill
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