Re: RFC 6926

[Matthias Scheler <tron%zhadum.org.uk@localhost>]

On Fri, Nov 15, 2013 at 07:21:08AM -0500, Greg Troxel wrote:
> >> it seems that NetBSD's TCP implementation still follows RFC 3390
> >> and uses 4 as the initial TCP congestion window size.
> >>
> >> RFC 6928 increased the the initial size to 10. Is there any reason
> >> not to change NetBSD's default accordingly?
> >
> > That's EXPERIMENTAL, not PROPOSED STANDARD.  What do the standards
> > track congestion control documents say about actually doing it (vs an
> > experimental RFC)?
> 
> Also, what do other BSDs and Solaris do?

I don't know. But Linux uses 10 in kernel 3.2 and newer. And Google
and a lot of other web companies heavily advertise this feature e.g.
during the Velocity 2013 in Londing.

        Kind regards

-- 
Matthias Scheler                                  http://zhadum.org.uk/