Re: [HACKERS] Safe/Fast I/O ...

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От Matthew N. Dodd
Тема Re: [HACKERS] Safe/Fast I/O ...
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Msg-id Pine.BSF.3.96.980412132923.1796O-100000@sasami.jurai.net
обсуждение исходный текст
Ответ на Re: [HACKERS] Safe/Fast I/O ...  (Bruce Momjian <maillist@candle.pha.pa.us>)
Список pgsql-hackers
On Sun, 12 Apr 1998, Bruce Momjian wrote:
> I found it.  It is an fcntl option.  From man fcntl:
>
>      O_ASYNC      Enable the SIGIO signal to be sent to the process group when
>                   I/O is possible, e.g., upon availability of data to be read.
>
> Who else supports this?

FreeBSD, and NetBSD appearto.

Linux and Solaris appear not to.

I was really speaking of the POSIX 1003.1B AIO/LIO calls when I originally
brought this up. (aio_read/aio_write)

/*
   Matthew N. Dodd        | A memory retaining a love you had for life
   winter@jurai.net        | As cruel as it seems nothing ever seems to
   http://www.jurai.net/~winter | go right - FLA M 3.1:53
*/


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