From: Laurent GUERBY <laurent@guerby.net>
To: Proxmox Backup Server development discussion
<pbs-devel@lists.proxmox.com>
Subject: Re: [pbs-devel] [PATCH] tape: forbid operations on a s3 datastore
Date: Mon, 28 Jul 2025 20:08:02 +0200 [thread overview]
Message-ID: <6a26a66c82ef30f355d77dece90221ab8138c6e7.camel@guerby.net> (raw)
In-Reply-To: <2ee98bc8-d3b4-4664-b6ba-a9a80296bb81@proxmox.com>
On Mon, 2025-07-28 at 09:25 +0200, Christian Ebner wrote:
> On 7/27/25 12:37 AM, Laurent GUERBY wrote:
> > On Thu, 2025-07-24 at 08:50 +0200, Dominik Csapak wrote:
> > > Hi
> > >
> > > On 7/23/25 21:51, Thomas Lamprecht wrote:
> > > > This was fine and I applied it but still have some comments on one
> > > > of the arguments that would indicate that this never makes sense to
> > > > have, as IMO it can.
> > > >
> > > > Am 23.07.25 um 16:31 schrieb Dominik Csapak:
> > > > > namely:
> > > > > * backup to tape from s3 (including a configuring such a job)
> > > > > * restore to s3 from tape
> > > > >
> > > > > It does not work currently, but it probably does not make sense to allow
> > > > > that at all for several reasons:
> > > > > * both are designed to be 'off-site', so copying data from one off-site
> > > > > location to another directly does not make sense most of the time
> >
> > Hi,
> >
> > With my CISO hat on I see tapes physically removed from the tape
> > library as an essential security tool providing the "offline" property
> > to one copy of the backups, this is orthogonal to "off-site" being
> > discussed here.
> >
> > S3 is typically online, even if some providers offer S3 to
> > tape/offline.
> >
> > Bandwith/delay constraints especially for full restore after a
> > successful deep cyberattack might favor an "on-site "offline" tape
> > backup for many organization.
> >
> > Backup solutions like Veeam already provide "object to tape".
> >
> > I think it would be nice to have this feature in the PBS roadmap if
> > there's no technical roadblock to having the same feature set for S3
> > and directory datastore, including tape.
>
> Hi,
>
> please do open an issue on https://bugzilla.proxmox.com for this, maybe
> also linking to this thread via the following link:
> https://lore.proxmox.com/pbs-devel/ad4d893fad70444ed36ebcd1cefbf58081d905e5.camel@guerby.net/T
>
> By this you can get also notifications on status progress, I will have a
> look at how to implement S3 <-> tape as well.
Done : https://bugzilla.proxmox.com/show_bug.cgi?id=6582
Sincerely,
Laurent GUERBY
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prev parent reply other threads:[~2025-07-28 18:12 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-23 14:31 Dominik Csapak
2025-07-23 18:37 ` [pbs-devel] applied: " Thomas Lamprecht
2025-07-23 19:51 ` [pbs-devel] " Thomas Lamprecht
2025-07-24 6:50 ` Dominik Csapak
2025-07-26 21:19 ` Laurent GUERBY
2025-07-28 7:25 ` Christian Ebner
2025-07-28 18:08 ` Laurent GUERBY [this message]
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