Mike Silbersack wrote: > > On Mon, 24 Jun 2002, Kenneth D. Merry wrote: > > > On Mon, Jun 24, 2002 at 01:17:03 -0500, Mike Silbersack wrote: > > > On Sun, 23 Jun 2002, Kenneth D. Merry wrote: > > > > > > > I'm planning on checking in the zero copy sockets code Tuesday evening, > > > > MDT. If there are any concerns, I'm more than willing to delay it. > > > > > > Out of curiousity, what happens when the page being write()n is a mmap'd > > > page shared by multiple processes? Will the page be shared? That could > > > be a big reduction in mbuf cluster usage on some http/ftp systems, I'd > > > guess. > > > > The page would be shared, until one of the processes decides to write to it > > while it is still referenced in the kernel. If that happens, it'll get > > copied. > > > > Ken > > Cool, thttpd / others should benefit greatly then.
The last time I checked thttpd didn't even use sendfile(2). It does use accf_http(9). Maybe kqueue(2) could speed it up further. -- Andre To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message