rsh

Jan Schaumann jschauma at netmeister.org
Tue Sep 23 22:26:16 EDT 2003


"Robert G. Brown" <rgb at phy.duke.edu> wrote:
> On Mon, 22 Sep 2003, Jan Schaumann wrote:
> 
> > Chris Samuel <csamuel at vpac.org> wrote:
 
> > > To be honest I'd really suggest not using RSH and swapping over to OpenSSH 
> > > instead.
> > 
> > Why?  Most likely, ssh will introduce a non-negligible overhead in
> > encryption and/or compression.
 
> for the more common spawning of lots of tasks intended to run >>a
> signficant amount of time<< (e.g. a day), the fraction of a second per
> task marginal cost associated with startup via ssh vs rsh is indeed
> negligible.

Fair argument.
 
> Overall, given my sysadmin background, I tend to really dislike the idea
> of keeping rsh around at all and expect that one day it will be
> deprecated and just go away (in many environments this is true already).

See, and given my sysadmin background, I tend to really disklike the
idea of obsoleting a perfectly suitable tool just b/c under certain
(different) circumstances it is not suitable. :-)

-Jan

-- 
"Ford," he said, "you're turning into a penguin. Stop it."
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