[Beowulf] passwordless rsh/ssh

[Brett Ellis]

Since I've seen the other parts of this answered but not this part

>
> I manage to get ssh passwordless to localhost, but not to other hosts. 
> If I was using ssh, how would I configure MPICH-1 to use ssh instead 
> of it using rsh by default?
>
There is an environment variable you can set before compilation called 
RSHCOMMAND
Set it to the location ssh client, in my case it was /usr/bin/ssh.  Or 
you can run configure
using the "-rsh=/usr/bin/ssh" flag.  Although configure always gripes 
about that.
  Brett