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Re: [Duplicity-talk] Seeding a remote backup
From: |
edgar . soldin |
Subject: |
Re: [Duplicity-talk] Seeding a remote backup |
Date: |
Fri, 15 Jun 2012 10:18:49 +0200 |
User-agent: |
Mozilla/5.0 (Windows NT 5.1; rv:13.0) Gecko/20120604 Thunderbird/13.0 |
On 14.06.2012 21:11, Kenneth Loafman wrote:
> On Thu, Jun 14, 2012 at 11:10 AM, <address@hidden <mailto:address@hidden>>
> wrote:
>
> On 14.06.2012 17:07, Andrew Kohlsmith (mailing lists account) wrote:
> > On 2012-06-14, at 11:02 AM, address@hidden <mailto:address@hidden>
> wrote:
> >> that's not what i suggested:
> >> meant was do new incrementals against the old full to effectively
> shorten the chain artificially hence minimizing the chance of having a defect
> volume killing backups after it.
> >
> > Oh I understand now; I didn't think you could do that and have
> Duplicity automatically figure that out. That's a very interesting workaround!
>
> actually duplicity just plain stupid checks the backend, sees no
> incrementals and naturally creates the first based on the latest full.
>
> >> anyway, this is a workaround and no solution of course. also it does
> not protect you from the full getting corrupted, so you additionally need
> that as a copy in a safe place.
> >
> > It'd be nice if you could tell Duplicity to do something to that
> effect… incremental-chain-length or some such…
> >
>
> yeah it would.
>
> that would be like introducing a new type of incremental,
> root-incremental or base-incremental which is always based on the full before
> it, ignoring the incrementals inbetween.
>
>
> It's called a 'differential' backup, which is essentially a backup of
> everything that has changed since the last full backup. We don't do that
> yet, but it's been requested a couple of times. It takes up a lot more room
> than incrementals, but means that there's no long chain. You only need the
> last full backup and the last differential.
>
is it common procedure to base following incrementals on these differentials
then?
..ede/duply.net
- [Duplicity-talk] Seeding a remote backup, T.J. Crowder, 2012/06/13
- Re: [Duplicity-talk] Seeding a remote backup, edgar . soldin, 2012/06/13
- Re: [Duplicity-talk] Seeding a remote backup, T.J. Crowder, 2012/06/13
- Re: [Duplicity-talk] Seeding a remote backup, edgar . soldin, 2012/06/13
- Re: [Duplicity-talk] Seeding a remote backup, Andrew Kohlsmith (mailing lists account), 2012/06/14
- Re: [Duplicity-talk] Seeding a remote backup, edgar . soldin, 2012/06/14
- Re: [Duplicity-talk] Seeding a remote backup, Andrew Kohlsmith (mailing lists account), 2012/06/14
- Re: [Duplicity-talk] Seeding a remote backup, edgar . soldin, 2012/06/14
- Re: [Duplicity-talk] Seeding a remote backup, Kenneth Loafman, 2012/06/14
- Re: [Duplicity-talk] Seeding a remote backup,
edgar . soldin <=
- Re: [Duplicity-talk] Seeding a remote backup, Kenneth Loafman, 2012/06/15
- Re: [Duplicity-talk] Seeding a remote backup, Lluís Batlle i Rossell, 2012/06/14