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Re: copy directory tree, mapping to new owners

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On Tue, Sep 14, 2021 at 12:17:05PM +1200, Richard Hector wrote:
> On 13/09/21 7:04 pm, tomas@tuxteam.de wrote:
> >On Mon, Sep 13, 2021 at 11:45:02AM +1200, Richard Hector wrote:
> >>On 12/09/21 6:52 pm, john doe wrote:
> >
> >[...]
> >
> >>>If you are doing this in a script, I would use a temporary directory.
> >>>That way, in case of failure the destination directory is not rongly
> >>>modified.
> >>>
> >>>EG:
> >>>
> >>>$ rsync <src-dir> <tmp-dir>
> >>>
> >>>Make <tmp-dir> the way you want it to be.
> >>>
> >>>$ rsync <tmp-dir> <dest-dir>
> >>
> >>That is true, but firstly it would require more available space [...]
> >
> >This isn't necessary, as you could replace the second `rsync' by a `mv'
> >(provided your temp tree is on the same storage volume as your target
> >dir, that is).
> 
> I was assuming the suggestion was to rsync the source to the temp
> while the destination still exists, before rsyncing or mv'ing over
> the top of it. Total of 3 copies (temporarily) rather than 2.

Then, it's different. But in your scenario you would probably want
to take down whatever "service" relies on the destination dir while
the copy is in progress.

In any case, if you haven't the space, you haven't it. Sysadmin's
life ain't always nice :)

Cheers
 - t

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copy directory tree, mapping to new owners Richard Hector <richard@walnut.gen.nz> - 2021-09-12 02:50 +0200
  Re: copy directory tree, mapping to new owners Greg Wooledge <greg@wooledge.org> - 2021-09-12 03:00 +0200
    Re: copy directory tree, mapping to new owners Richard Hector <richard@walnut.gen.nz> - 2021-09-12 03:50 +0200
      Re: copy directory tree, mapping to new owners john doe <johndoe65534@mail.com> - 2021-09-12 09:00 +0200
        Re: copy directory tree, mapping to new owners Andrei POPESCU <andreimpopescu@gmail.com> - 2021-09-12 12:30 +0200
        Re: copy directory tree, mapping to new owners Richard Hector <richard@walnut.gen.nz> - 2021-09-13 01:50 +0200
          Re: copy directory tree, mapping to new owners <tomas@tuxteam.de> - 2021-09-13 09:10 +0200
            Re: copy directory tree, mapping to new owners Richard Hector <richard@walnut.gen.nz> - 2021-09-14 08:20 +0200
              Re: copy directory tree, mapping to new owners <tomas@tuxteam.de> - 2021-09-14 09:00 +0200
                Re: copy directory tree, mapping to new owners David Wright <deblis@lionunicorn.co.uk> - 2021-09-14 15:50 +0200
                Re: copy directory tree, mapping to new owners Richard Hector <richard@walnut.gen.nz> - 2021-09-15 01:00 +0200
      Re: copy directory tree, mapping to new owners l0f4r0@tuta.io - 2021-09-12 09:00 +0200
        Re: copy directory tree, mapping to new owners Curt <curty@free.fr> - 2021-09-12 16:30 +0200
          Re: copy directory tree, mapping to new owners l0f4r0@tuta.io - 2021-09-12 18:40 +0200
        Re: copy directory tree, mapping to new owners Richard Hector <richard@walnut.gen.nz> - 2021-09-13 01:50 +0200
      Re: copy directory tree, mapping to new owners l0f4r0@tuta.io - 2021-09-12 09:20 +0200
  Re: copy directory tree, mapping to new owners Teemu Likonen <tlikonen@iki.fi> - 2021-09-12 09:50 +0200
    Re: copy directory tree, mapping to new owners <tomas@tuxteam.de> - 2021-09-12 10:10 +0200
    Re: copy directory tree, mapping to new owners Richard Hector <richard@walnut.gen.nz> - 2021-09-13 02:10 +0200

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