Re: SuperDuper And A Damaged Directory



In article <1h8os18.10nyjnj1hogro7N%nospam@xxxxxxxxxxxxx>,
nospam@xxxxxxxxxxxxx (Richard E Maine) wrote:
> Fred Moore <fmoore@xxxxxxxx> wrote:
> > Any flaws in this approach?
>
> Probably work ok. But you just mentioned the system stuff and his home
> dir. That isn't everything. In particular, that doesn't include apps
> (typically in /Applications) or anything else that might be installed
> elsewhere (such as fink stuff in /sw). Need to also do something about
> them, and reinstalling can be a bother if you have lots of apps. Also,
> apps occasionally drop little pieces of themselves elsewhere (such as
> /Library/Preferences or a few other system places). I'd worry about
> missing pieces if you just dragged the app from a backup of
> /Applications). Probably work with many apps, but I wouldn't count on it
> working with all of them.
>
> Of course, the safest thing to do, if possible insidious corruption of
> the disk (and thus of any backup) is of concern, is to reinstall all
> apps from scratch. But that can be a PITA. Have to do the tradeoff of
> how much pain it is versus what the odds of problems caused by the
> corruption are.

To me, it seems that a complete reinstall of everything except the docs
Kurt himself created is the only way out of his problem. And yes, it is
a PITA. That's one reason to have good backups _before_ corruption hits
(are you listening, Kurt? ;) ).

Since we don't know the exact nature of the corruption, nor exactly
which files are affected, copying _anything_ to the new install risks
bringing along some kind of messed up data. The only reason one would
copy user data over is because it can't be restored from a
known-to-be-sound backup and may be important. FWIW, I learned this the
hard way a long time ago by not making adequate backups, then trying to
skimp on the clean re-install process. I even did this on several
separate occasions (I'm a slow learner). In each case, I managed to drag
along some corruption in some file somewhere which caused a meltdown and
a complete reinstall from scratch. Now I make very regular backups with
SuperDuper!.

Perhaps Kurt could post the relevant bits of the DiskWarrior report so
we could see what's affected.

--Fred
.



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