[rescue] Various machines for sale

Mouse mouse at Rodents-Montreal.ORG
Wed Jan 8 15:43:21 EST 2025


>> As a technical geek, I prefer SCSI too.  I'm sad at how close to
>> dead it appears to be....
> SCSI lives on quite well in FC and SAS?  They are both built totally
> upon parallel SCSI, which is what I assume your statement implies is
> dead.  I have datacenters chock full of SAS and FC.

Neither one is parallel, right?  As I understand them, they look like
SCSI once you get up to the packetized commands and responses, but
nothing like it below that.

The major reasons I prefer SCSI amount to "simplicity".  Like USB
versus real serial ports: I can interface to a serial port using
discretes (though a little SSI helps); I can count the transistors
used.  It's really hard to speak USB without thousands-to-millions of
transistors.  (Admittedly, USB can do more than a serial port.  This is
most relevant when trying to do the simple sort of task that a serial
port can serve for.  It's a little bit like firing up a full Lisp
engine to add 3 and 4.)

In SCSI's case, the protocol is complex enough that the comparison
isn't so clear-cut, but the basic pattern I see is more or less the
same.  Have I misunderstood?

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