jamal writes:
> Kernel 2.6.14 + e1000-6.2.15 prefetch off copybreak off: 451Kpps
> kernel 2.6.14 + e1000-6.2.15 prefetch off copybreak on: 450Kpps
This pretty close to the results I got today in the single flow test
I even noticed a little win w. the copy-break on.
> Kernel 2.6.14 + e1000-6.2.15 prefetch on copybreak off: 460Kpps
> kernel 2.6.14 + e1000-6.2.15 as is (prefetch on copybreak on): 485Kpps
Interesting. :)
So the copybreak code with alloc_skb and memcpy etc just gives the
correct delay to get the prefetched data in the cache?
Cheers.
--ro
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