[TUHS] Bugs in V6 'dcheck'

Mary Ann Horton mah at mhorton.net
Mon Jun 2 14:05:43 AEST 2014

I would also love to find a way to read 9 track tapes back in. Everyone 
has ditched the hardware.   I have several 4BSD and System V tapes as 
well as personal tapes I'd love to read in.  (Anyone remember IBM 
"picture tapes"?)

On 06/01/2014 08:34 PM, Noel Chiappa wrote:
>      > From: norman at oclsc.org (Norman Wilson)
>      > SP&E published a paper by Don Knuth discussing all the many bugs found
>      > in TeX, including some statistical analysis.
>      > From: John Cowan <cowan at mercury.ccil.org>
>      > "The Errors of TeX" was an excellent article.
> Thanks for the pointer; it sounds like a great paper, but alas the only
> copies I could fine online were behind paywalls.
>      > From: Clem Cole <clemc at ccc.com>
>      > btw.  there is a v6 version of fsck floating around.	
> Yes, we had it at MIT.
>      > I'm wonder if I can find a readable copy.
> As I've mentioned, I have this goal of putting the MIT Unix (the kernel was
> basically PWB1, with a host of new applications) sources online.
> I have recently discovered (in my basement!) two sets of full dump tapes
> (1/2" magtape) of what I think are the whole filesystem, so if I can find a
> way to get them read, we'll have the V6 fsck - and much more besides (such
> as a TCP/IP for V6). So I think you may soon get your wish!
> 	Noel
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