Re: Csum and csum copyroutines benchmark

[Daniel Egger]

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Am Fre, 2002-10-25 um 13.36 schrieb Denis Vlasenko:

On Via Ezra 667 I get this:
Csum benchmark program
buffer size: 4 Mb
Each test tried 16 times, max and min CPU cycles are reported.
Please disregard max values. They are due to system interference only.
csum tests:
                     kernel_csum - took  2739 max, 2727 min cycles per kb. =
sum=3D0x44000077
                     kernel_csum - took  2733 max, 2727 min cycles per kb. =
sum=3D0x44000077
                     kernel_csum - took  2733 max, 2727 min cycles per kb. =
sum=3D0x44000077
                  kernelpii_csum - took  2691 max, 2686 min cycles per kb. =
sum=3D0x44000077
copy tests:
                     kernel_copy - took  2044 max, 2014 min cycles per kb. =
sum=3D0x44000077
                     kernel_copy - took  2026 max, 2016 min cycles per kb. =
sum=3D0x44000077
                     kernel_copy - took  2061 max, 2016 min cycles per kb. =
sum=3D0x44000077
                  kernelpii_copy - took  1526 max, 1523 min cycles per kb. =
sum=3D0x44000077
Done

The nt* functions do not work on this CPU.

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Servus,
       Daniel

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