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Re: directio, O_DIRECT, "mount -o sync", O_SYNC, O_DSYNC and all that

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Re: directio, O_DIRECT, "mount -o sync", O_SYNC, O_DSYNC and all that

Subject: Re: directio, O_DIRECT, "mount -o sync", O_SYNC, O_DSYNC and all that
From: Sam Vaughan <email@hidden>
Date: Fri, 19 Aug 2005 09:57:58 +1000

On 19/08/2005, at 5:05 AM, Reto Kramer <email@hidden> wrote:

I'm looking for a way to (1) enable direct IO on OS X (10.4)


Hi Reto,

Try calling fcntl() with F_NOCACHE to get Direct I/O behaviour.

Sam
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