Re: Kernel VS application file caching

[Martin Husemann <martin%duskware.de@localhost>]

On Fri, Jan 22, 2010 at 12:29:31PM +0000, Sad Clouds wrote:
> So far the closet that comes to it is calling open() with O_DIRECT flag.

Have you looked at bozohttpd's mmap_and_write_part() function?
You can find it in src/libexec/httpd/bozohttpd.c.

If not using https, this is quite efficient for a service sending raw
file content out to a socket.

Martin