[openib-general] Re: How about ib_send_page() ?

Michael S. Tsirkin mst at mellanox.co.il
Wed Jun 15 04:44:39 PDT 2005


Quoting r. Roland Dreier <roland at topspin.com>:
>
> When I profile a system running IPoIB throughput tests, half or more
> of the CPU time is going to skb_copy_and_csum() and other parts of the
> core kernel's network stack.

Hi, Roland!
I wonder what did you use for profiling?



-- 
MST



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