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From: <ron@ronnatalie.com>
To: "'The Eunuchs Hysterical Society'" <tuhs@tuhs.org>
Subject: Re: [TUHS] /crp
Date: Wed, 7 Nov 2018 07:18:18 -0500	[thread overview]
Message-ID: <218a01d47693$f83fd530$e8bf7f90$@ronnatalie.com> (raw)
In-Reply-To: <alpine.BSF.2.21.9999.1811070844190.78183@aneurin.horsfall.org>

:
> 
> > An early UNIX paper shows the system had four RK05's (4872 512-byte
> > blocks on UNIX, for some reason only 4800 used on the DEC OSs ...
> > remember we had to poke ROLLIN to copy the full UNIX partition
> > standalone).
> 
> Bad blocks?  I think I have an article in AUUGN where I proposed that bad
> blocks be assigned (somehow) to a pseudo-file as inode #0 (or -1?); that
way,
> the "dump" utility would not see it, and neither would the FS tools (but a
disk
> image would, of course).

No, not to my knowledge.   The DEC drivers just left off the last 72
sectors.   There was no provision using them for block replacement.
The utilities just stopped at 4800.



  reply	other threads:[~2018-11-07 14:08 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-06 17:09 Angelo Papenhoff
2018-11-06 19:22 ` ron
2018-11-06 19:25 ` ron
2018-11-06 21:51   ` Dave Horsfall
2018-11-07 12:18     ` ron [this message]
2018-11-07 15:14       ` Clem Cole
2018-11-07 23:40         ` Greg 'groggy' Lehey
2018-11-08  3:04           ` Warner Losh
2018-11-07 16:43     ` Paul Winalski
2018-11-08 16:55   ` Mary Ann Horton
2018-11-09  5:30     ` Lars Brinkhoff
2018-11-06 23:31 Norman Wilson
2018-11-07 15:08 ` Clem Cole
2018-11-07 23:30   ` Rob Pike

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