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Subject: Re: select() bug
To: hpa@zytor.com (H. Peter Anvin)
Date: Fri, 3 Nov 2000 00:01:08 +0000 (GMT)
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In-Reply-To: <8tsupp$gh8$1@cesium.transmeta.com> from "H. Peter Anvin" at Nov 02, 2000 03:53:29 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> Has anyone considered the possibility of expanding the buffer of
> high-traffic pipes?

Do that too much and the data falls out of L1 cache before we context switch. 
Its a rather complex juggling game. DaveM's kiovec pipe patches avoid some of
this by cheating and going user->user

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