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Number   :  3242
Date     :  2002-12-12
Author   :  CBFalconer
Subject  :  Re: Preserving Generation Backups
Size(KB) :  1


"freedom41ca " wrote:
> 
> --- In xxcopy@yahoogroups.com, CBFalconer  wrote:
> > "freedom41ca " wrote:
> 
> > Please correct your linelength. . .
> 
> Sorry, I haven't seen any problems with line formatting when I
> review my messages to date (as I used to have this problem using
> cut-and-paste in the past).
> 
> I shall adjust.

They are still overlength. I have been fixing them.

> 
> > I think this whole discussion is mixing things up. Backups are
> > backups, . . .
> 
> I'm an older systems guy, when daily generation backups used to be
> the everyday norm. Now, most people don't even know what a
> generation backup is, not alone know how to use them.
> 
> The bottom line is that generation back-ups allow you to:
> 
> 1. create a timestamped record of your changes/modifications
> 2. should a change ever not work out, you can quickly revert back
> to a previous change by going back one generation of your work,
> or two, or three until you get to a point before the problem
> was created.
> 3. who's to say that your one and only back-up was not corrupted
> during the backup process.
> 
> Are you saying that you would rely on only one backup burned to CD
> or disk drive? I've found serveral bad files on my backup CD's over
> the past year, and I have a namebrand CD and use only top quality
> blank CD's. So you can't always depend on a single backup.

With CDs you should have multiple generations without full. I
backup to a HD.

> 
> > Pruning the filesystem is an entirely different operation, and
> > should insist on close supervision.. .
> 
> Xxcopy is a marvelous multipurpose tool (that is not limited to
> performing only backups), and which allows for file pruning with
> the /rmdir switch, so my question here is valid.

Exactly, so although the same tool can do both jobs, there should
be no attempt to do them simultaneously.

-- 
Chuck F (cbfalconer@y...) (cbfalconer@w...)
Available for consulting/temporary embedded and systems.
 USE worldnet address!



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