Re: O_NONBLOCK

Alan Cox (alan@lxorguk.ukuu.org.uk)
Sat, 13 Nov 1999 17:00:41 +0000 (GMT)

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In reply to: Matthew Toseland: "O_NONBLOCK"

> Any implementation of O_NONBLOCK on disk files any time in the forseeable future
> (2.4? 2.5? 4.5?:( )... Irix has it, many commercial unices have it,
> Windows NT has it (!), (does *BSD have it?), it would speed up khttpd on large
> sites and would be very useful for any fileserver-type thing (e.g. a proxy I'm

O_NDELAY on disk files doesn't do what you think I suspect. Every unix I know
ignores it. You can do asynchronous disk I/O on Linux with a thread (or small
number of threads) issuing the I/O requests

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In reply to: Matthew Toseland: "O_NONBLOCK"