[Beowulf] Re: multiport RS232 to ethernet (or USB)

Leif Nixon nixon at nsc.liu.se
Tue Apr 11 04:04:09 EDT 2006


Chris <chris.colemansmith at gmail.com> writes:

> As a student hiding in the corners and under the stairs on this list i was
> wondering why you guys would want to be connecting things to your marvelous
> clusters with RS-232 type ports. i mean there's many other ways to interface
> right?

Serial connections tend to just work (once you've got them wired
correctly), and need no fancy-schmancy OS level custom drivers.

And almost every piece of equipment tends to come with a serial port
for management and monitoring. Computers, switches, RAID controllers,
environment sensors, UPS:es...

-- 
Leif Nixon                       -            Systems expert
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National Supercomputer Centre    -      Linkoping University
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