[OpenAFS] Re: Undelete support feedback request

[Jerry McAllister]

On Thu, Dec 07, 2006 at 02:36:08PM -0600, Sidney Cammeresi wrote:

> On Thu, 07 Dec 2006 at 15.04.38 -0500, Todd M. Lewis wrote:
> > > ... and how do you pick which one you're undeleting?  I mean, I know
> > > how to do this at the RPC layer - you just undelete by FID. But what
> > > is the UI going to look like?
> > 
> > Anybody remember VMS? When you replaced a file, it kept the old version
> > around. If you didn't specify which version of a file you wanted,
> > it would default to the current version, but you could just as easily
> > specify the one, say, five versions back. I think you had some control
> > over how many versions of a given file it would keep for you. "Deleting"
> > a file just meant you didn't want to see version 0 anymore. I think
> > DEC sold a lot of storage because of this...

You could put a limit on how many versions were kept for each file
and you could arbitrarily delete any version, all versions or all
versions older than xxx.

I found it usefule a few times, but not often.

////jerry

> > 
> > I don't remember what this looked like exactly, but I do remember the
> > UI was so overwhelmingly upper-case that I didn't care for it at all.
> 
> $ dir
> 
> Directory DUA1:[SAC.TEST]
> 
> FOO.TXT;5           FOO.TXT;4           FOO.TXT;3           FOO.TXT;2
> FOO.TXT;1
> 
> Total of 5 files.
> $ purge/keep=3 foo.txt
> $ set file/version_limit=3 foo.txt
> $ dir
> 
> Directory DUA1:[SAC.TEST]
> 
> FOO.TXT;5           FOO.TXT;4           FOO.TXT;3
> 
> Total of 3 files.
> $ edit foo.txt
> $ dir
> 
> Directory DUA1:[SAC.TEST]
> 
> FOO.TXT;6           FOO.TXT;5           FOO.TXT;4
> 
> Total of 3 files.
> $ del foo.txt;
> $ dir
> 
> Directory DUA1:[SAC.TEST]
> 
> FOO.TXT;5           FOO.TXT;4
> 
> Total of 2 files.
> $ del foo.txt;*
> $ dir
> %DIRECT-W-NOFILES, no files found
> $
> 
> -- 
> Sidney CAMMERESI
> http://www.cheesecake.org/sac/
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