On Fri, Sep 09, 2022 at 02:59:19PM +0200, Gerd Möllmann wrote:
> Stefan Monnier <monnier@iro.umontreal.ca> writes:
> 
> >>> Or even, do we still have terminals connected with, don't know, say 1200 
> >>> baud or some such?
> >> I don't think so, but we do have slow net links and ssh logins.
> >
> > I wonder how this interacts with our display optimizations, to be
> > honest: slow network connections tend to suffer mostly in terms of
> > "packets per second" rather than "bytes per second", so an optimization
> > makes a difference only if it changes the size of a display update
> > from N+1 packets to N packets (or fewer).
> 
> Where the size of packets differs in interactive use, I think.  I mean,
> I can't imagine how to use SSH interactively if it waited until packets
> are large enough.
> 
> Hm.  Hard to tell what effect that packeting has.  How does SSH decide
> to send something over the network in interactive mode?

Nagle's algorithm and TCP_NODELAY are the keywords here, AFAIK.

Cheers
-- 
t