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Re: Kernel VS application file caching
On Friday 22 January 2010 12:56:47 Sad Clouds wrote:
> On Friday 22 January 2010 12:37:53 Martin Husemann wrote:
> > 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
> Hmm.. I can't seem to find that function. Maybe it has been removed or
> p3smp$ pwd
> p3smp$ find . -type f | while read i
> > do
> > grep 'write_part' $i && echo "^^ $i"
> > done
Oh forgot to mention, my NetBSD sources are updated via
cvs update -rnetbsd-5 src
I'll check out the source for -current. Maybe it's there.
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