[rescue] Re: Drive Reliability (was SCSI drive for sale at buy.com)

Dave McGuire mcguire at neurotica.com
Wed May 14 21:50:05 CDT 2003


On Wednesday, May 14, 2003, at 10:32 PM, Curtis H. Wilbar Jr. wrote:
> Wow... I didn't think they got much beyond the 1G barrier....

   Oh yes.

> Between SCSI and then IDE, I didn't think there was much of need
> of developing ESDI that far (8G !).

   Well it wasn't really a matter of "that kind of need".  There were 
several BIG computers which used ESDI drives...mini/mainframe class, 
far larger than even the big Sun3s which also used ESDI.  These 
machines would have been very expensive and/or painful to design new 
controllers for.

>>   Do you mean the MD21?  Sun sold those with ESDI drives (141MB
>> usually) in lower-end Sun3 systems.
>
> No, got a few of those... the MD21 could control 2 ESDI drives...
> the MD25 (much harder to find) could control 4 drives.

   Oh wow, I didn't know they made a 4-drive version!  Cool!

       -Dave

--
Dave McGuire                "They live deeply, these vagabonds."
St. Petersburg, FL                            -Goro



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