UNIX V7

Sridhar Ayengar ploopster at gmail.com
Thu Jun 11 16:24:47 CDT 2009


Dave McGuire wrote:
> On Jun 11, 2009, at 4:52 PM, Kirn Gill wrote:
>> Graphics hardware on a server becomes useful if the server needs to be
>> fixed.
> 
>   *A console* on a server becomes useful if the server needs to be 
> fixed.  That console being a bit-mapped framebuffer with megabytes of 
> software required to support it adds huge amounts of complexity to a 
> debugging situation.  Bad idea.  This is why the very beefiest of 
> servers still have very simple serial consoles.

Even today, one of my favorite diagnostic tools is the two-digit display 
on the front of RS/6000s.

Peace...  Sridhar



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