Thread (41 messages) 41 messages, 7 authors, 2009-04-30

Re: [PATCH] myr10ge: again fix lro_gen_skb() alignment

From: Herbert Xu <herbert@gondor.apana.org.au>
Date: 2009-04-28 15:20:56

On Tue, Apr 28, 2009 at 11:00:16AM -0400, Andrew Gallatin wrote:
Its strange, I still consistently see about 1Gb/s better performance
from LRO than GRO on this weak machine (6.5Gb/s LRO, 5.5Gb/s GRO)
when binding everything to the same CPU. Mpstat -P 0 shows roughly
10% more time spent in "soft" when using GRO vs LRO:
Did you check the utilisation of the all the cores on the sender?

Cheers,
-- 
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Email: Herbert Xu ~{PmV>HI~} [off-list ref]
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