Messages in this thread |  | | Date | Tue, 5 Sep 2000 13:59:39 -0700 (PDT) | From | dean gaudet <> | Subject | Re: zero-copy TCP |
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On Mon, 4 Sep 2000, Linus Torvalds wrote:
> On Mon, 4 Sep 2000, Jamie Lokier wrote: > > > Linus Torvalds wrote: > > > > > Basically any copy <= 4 cache lines is "free" compared to trying to be > > > clever. > > > > We're obviously interested in larger packets than 128 bytes. > > "obviously"? > > Take a look at some common traffic. Yes, even in servers. > > Small packets are not unlikely.
if you want some examples of this look at mail servers: SMTP, POP, and IMAP are all "chatty" and involve a high fraction of tiny messages. DNS probably fits the bill too.
-dean
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