Messages in this thread | | | From | "Manfred Spraul" <> | Subject | Re: Feedback for fastselect and one-copy-pipe | Date | Mon, 12 Mar 2001 21:28:38 +0100 |
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From: <kuznet@ms2.inr.ac.ru> > > > freebsd > > Very funny, the idea is borrowed from there. > > As you could understand your patch kills it. PAGE_SIZE is one of the most > frequently used transfer unit. >
freebsd-4.0 doesn't use direct transfers for PAGE_SIZE'd pipe write()s: it uses MINDIRECT=8192. (and PIPE_BUF is 512, so 4096 was possible for them)
-- Manfred
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