duplicity-team team mailing list archive

[Kenneth Loafman <question284779@xxxxxxxxxxxxxxxxxxxxx>]

Question #284779 on Duplicity changed:
https://answers.launchpad.net/duplicity/+question/284779

Kenneth Loafman proposed the following answer:
Absolutely.  All volume sizes should be roughly the same with the last
volume possibly smaller.

He did mention he had a bunch of restarts, so all bets are off.


On Tue, Feb 9, 2016 at 4:22 AM, edso <question284779@xxxxxxxxxxxxxxxxxxxxx>
wrote:

> Question #284779 on Duplicity changed:
> https://answers.launchpad.net/duplicity/+question/284779
>
> edso proposed the following answer:
> hey Ken,
>
> correct in this case meaning, correct for the file actually on the
> backend. if it was uploaded incompletely, gpg will still choke and
> duplicity will still be unable to restore anything from that volume,
> right?
>
> ..ede/duply.net
>
> On 08.02.2016 22:46, Kenneth Loafman wrote:
> > Question #284779 on Duplicity changed:
> > https://answers.launchpad.net/duplicity/+question/284779
> >
> >     Status: Open => Answered
> >
> > Kenneth Loafman proposed the following answer:
> > "sha1sum duplicity-full.20160205T033010Z.vol7485.difftar.gpg" will give
> you
> > the correct hash.  Save the manifest file and edit the original to insert
> > the correct hash.  That should get you past this problem.  Next time
> > consider breaking up the backup into more reasonable sized chunks.  It'll
> > be much more reliable that way.
> >
> >
> >
> > On Mon, Feb 8, 2016 at 10:02 AM, Chris Bero <
> > question284779@xxxxxxxxxxxxxxxxxxxxx> wrote:
> >
> >> New question #284779 on Duplicity:
> >> https://answers.launchpad.net/duplicity/+question/284779
> >>
> >> I'm excited to be using duplicity with some backups, but have run into
> >> some trouble and would like to know if it's recoverable.
> >>
> >> Using Duplicity version 0.7.06 I backed up a 1.8TB set of files to a
> local
> >> NAS via an NFS mount. This took many attempts, and a week of tinkering
> to
> >> accomplish. I had to restart the process due to issues such as gpg-agent
> >> timing out the passphrase. Eventually the backup completed successfully,
> >> but I don't remember if it was fresh (all NAS-side files removed first)
> or
> >> had been resumed. This will be something to watch better next time.
> >>
> >> I went on to immediately test the restore process by bringing the files
> >> back to a spare 2TB partition. Each volume is 100M.
> >>
> >> # duplicity --asynchronous-upload --force --num-retries 10 -v9
> >> file:///mnt/bkup /mnt/tmp/berocs
> >>
> >> Which made it to volume 7485 of 13821.
> >>
> >> Processed volume 7484 of 13821
> >> Registering (mktemp) temporary file
> >> /tmp/duplicity-UKeud7-tempdir/mktemp-bdrFu_-7494
> >> Deleting /tmp/duplicity-UKeud7-tempdir/mktemp-bdrFu_-7494
> >> Forgetting temporary file
> /tmp/duplicity-UKeud7-tempdir/mktemp-bdrFu_-7494
> >> Processed volume 7485 of 13821
> >> Registering (mktemp) temporary file
> >> /tmp/duplicity-UKeud7-tempdir/mktemp-61HOHl-7495
> >> Invalid data - SHA1 hash mismatch for file:
> >>  duplicity-full.20160205T033010Z.vol7485.difftar.gpg
> >>  Calculated hash: 9b905a77192131637bc6ae172a602f0c11896d73
> >>  Manifest hash: 35ffeea04fe95d30c153d841fe445c4c8a87d30e
> >>
> >> Releasing lockfile
> >> /root/.cache/duplicity/2dc20957bea0e51ed1d54f05c291ab69/lockfile.lock
> >> Removing still remembered temporary file
> >> /tmp/duplicity-UKeud7-tempdir/mktemp-61HOHl-7495
> >> Removing still remembered temporary file
> >> /tmp/duplicity-UKeud7-tempdir/mkstemp-B8zpTT-1
> >>
> >> I'd rather not go volume by volume to recover partial files, as is
> >> suggested in other threads concerning this error. Instead, since I still
> >> have the original files, is there a way to repair the backup without
> having
> >> to delete and re-transfer all 2TB again?
> >>
> >> --
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> >> is an answer contact for Duplicity.
> >>
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> >
>
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