Terminal software switch
Beowulf mailing list for PC clusters
wulf at righi.df.unibo.it
Tue Oct 3 03:09:02 EDT 2000
Unlikely I have to do it on the terminal character console, I Cannot use
X11 for a internal policy no X11 is intalled on the farm.
Thank you anyway
On Mon, 2 Oct 2000, Robert G. Brown wrote:
> On Mon, 2 Oct 2000, Beowulf mailing list for PC clusters wrote:
> > Hello, I got a Linux Pc farm of 80 PCs.
> > Using the hardware switch is really uncomfortable so I decided to search
> > for a proper software but I cannot find it anywhere.
> > I need a software which can allow me to open multiple windows on one
> > terminal like the screen GNU software does but I am not interested in
> > having a shell spawned. I am interested that every new window opened on my
> > console terminal spawns a ssh or telnet process to one machine of my Linux
> > cluster and i want t oswitch between one connactoin to another.
> > Does a software like this exist already in the Beowulf software ??
> > I Tryed to search for something like this but I did not find anything.
> > Could someone give me some hint about if such a thing exists within the
> > Beowulf project??
> > thank you a lot.
> I'm not exactly sure what you are looking for here; it's either
> something really trivial or something extremely complex.
> One can invoke an e.g. xterm with a shell command. That shell command
> can be (e.g.) ssh b1 or ssh b2... Alternatively, one can ssh b1 xterm,
> ssh b2 xterm...
> One can contruct an icon or GUI to spawn the xterms (by name) a variety
> of ways depending on your windowing system and pack them into a taskbar.
> Doing this by hand would be very tedious, but if you learn to edit stuff
> in e.g. .gnome/* by hand you can probably autogenerate a gnome-style
> Just one of many ways to create a more portable and general solution is
> to write a C application or perl-Gtk script with e.g. glade with 80
> buttons (1-80) which exec xterms when pressed. If you go this route you
> can choose to run the xterms locally (and execute ssh bX in the xterm)
> or ssh bX xterm (remotely execute the xterm on the bX host). Obviously
> you can choose to use ssh (good) or telnet (bad) to communicate with the
> There are some nice things about such an applet -- you could easily
> enough make the hosts checkbuttons instead of icons and construct an
> entry box for a string to be ssh'd on all the hosts. To execute a whole
> stack of xterms, you select the hosts via checkbutton or menu item
> (select all/clear all), put "xterm" with your favorite geometry into the
> entry box, and click a "run" button. I've been meaning to write such an
> beowulf applet panel for years but somehow have never had time. I've
> been playing with glade, though -- maybe it is finally time for me to
> finish it.
> Robert G. Brown http://www.phy.duke.edu/~rgb/
> Duke University Dept. of Physics, Box 90305
> Durham, N.C. 27708-0305
> Phone: 1-919-660-2567 Fax: 919-660-2525 email:rgb at phy.duke.edu
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