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Re: zero-copy TCP




Yes I think it is. At least the bandwidths (network - mem vs mem - cpu )
are comparable.(see PhD thesis of Peter Druchel, U of Arizona, CS )

--
sourav
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SOURAV SEN    MSc(Engg.) CSA IISc BANGALORE URL : www2.csa.iisc.ernet.in/~sourav 
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"the fault, dear Brutas, lies not in our stars, but in our memory systems"
								-Shakespeare

On Tue, 13 Feb 2001, Timur Tabi wrote:

> ** Reply to message from Adam 'WeirdArms' Wiggins <awiggins@cse.unsw.EDU.AU> on
> Wed, 14 Feb 2001 06:32:38 +1100 (EST)
> 
> 
> > There are no kernel buffers used I beleive. Data goes straigh from
> > the user space into the device buffers.
> 
> Are network cards so fast and CPU/memory so slow that this makes a difference?
> 
> 
> -- 
> Timur Tabi - ttabi@interactivesi.com
> Interactive Silicon - http://www.interactivesi.com
> 
> When replying to a mailing-list message, please direct the reply to the mailing list only.  Don't send another copy to me.
> 
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> 

-
Kernelnewbies: Help each other learn about the Linux kernel.
Archive:       http://mail.nl.linux.org/
IRC Channel:   irc.openprojects.net / #kernelnewbies
Web Page:      http://www.surriel.com/kernelnewbies.shtml