Subject: Re: Faster pipes from FreeBSD
To: Ross Harvey <ross@ghs.com>
From: Charles M. Hannum <abuse@spamalicious.com>
List: tech-kern
Date: 04/06/2001 12:38:30
On Fri, Apr 06, 2001 at 11:44:05AM -0700, Ross Harvey wrote:
> 
> 	One other way is to go thru the vnode layer, VOP_WRITE() et al.
> 	This gets you SMP locks, kernel I/O on pipes (dunno what that's
> 	good for, but hey) and it avoids adding another dimension to the
> 	already weird area of "socket I/O != vnode I/O", which has caused
> 	us trouble in the past.

Of course, that also slows it down significantly for small I/O.