Re: I think, rsh is quite obsolete

[Adam Tkac <atkac redhat com>]

Tomas Mraz píše v St 08. 11. 2006 v 12:07 +0100:
> On Wed, 2006-11-08 at 10:55 +0000, Andrew Haley wrote:
> > Adam Tkac writes:
> >  > I think, It's no argument to include rsh in next versions of fc/rhel.
> >  > OpenSSH could successfully substitute this component. SSH is more secure
> >  > than rsh and has all features of rsh. Do you think anything else??
> > 
> > High performance environments are one obvious example.  I've used rsh
> > for high-load testing of systems, where you don't want encryption
> > overhead to get in the way.
> 
> Yes, definitely. There are also other problems with scp/sftp protocols
> which lower their performance on fast networks. These are being remedied
> with the HPN patch (http://www.psc.edu/networking/projects/hpn-ssh/) but
> upstream still refuses to accept the patch and we don't want to diverge
> from it so much. There is also a question if this patch couldn't cause
> incompatibility with unpatched OpenSSH clients/servers in some
> circumstances.
> 
> So I'd say, keep the rsh for now. Or even better possibility would be to
> move it to Extras as Extras are NOT a second class citizen and RHEL can
> still include it.
> 
> -- 
> Tomas Mraz
> No matter how far down the wrong road you've gone, turn back.
>                                               Turkish proverb
> 

You're truly right. This idea about high-performance systems doesn't
strike me. I'm going to look forward to this idea when upstream of
OpenSSH accepts HPN patch (or other improvement for this problem).