Re: Backing up Linux to Windows 10

From	"Carlos E.R." <robin_listas@es.invalid>
Newsgroups	alt.os.linux
Subject	Re: Backing up Linux to Windows 10
Date	2026-04-20 12:06 +0200
Message-ID	<5eahbmxgds.ln2@Telcontar.valinor> (permalink)
References	(7 earlier) <10ro4kn$vi62$1@dont-email.me> <xn0pok6qz1p26fu007@news.individual.net> <10rqbcc$1jf8m$1@dont-email.me> <10s3rlv$c7so$1@dont-email.me> <10s4o96$j88r$1@dont-email.me>

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On 2026-04-20 10:31, Paul wrote:
> On Sun, 4/19/2026 8:23 PM, Lawrence D’Oliveiro wrote:
>> On Thu, 16 Apr 2026 05:50:03 -0400, Paul wrote:
>>
>>> I know that an image backup has *everything* (that matters) and is
>>> my ace in the hole. The reason it works, is because it works at a
>>> different level, and does not rely on an arcane knowledge of cracks
>>> and crevices in the file system.
>>
>> Is there a standard format for images, like on Linux? Or is this some
>> proprietary format specific to the vendor of the backup tool?
>>
>> Because if it’s a proprietary format, then outside of the vendor,
>> tools for dealing with that format will be essentially nonexistent.
>>
>> For example, what kind of tool do you use for verifying a backup? If
>> you don’t trust one verification tool, is there another you can use?
>>
>> Whereas rsync doesn’t have any special “format”: all it is doing is
>> copying files from one filesystem to another. That’s all -- no more
>> and no less. All your existing tools for dealing with files -- of
>> which there is already a wide range -- in one place work just as well
>> in the other place. No special commands needed to “restore from
>> backup” -- it’s just a matter of copying the right files back.
>>
> 
> The Verification run provided by the tool, checks the hashes
> that it has for everything. It has to process the entire backup
> image file, before concluding there is no damage.
> 
> In one case, on a WinXP machine with bad RAM, the verification
> was able to detect "something happened" while the image file
> was being written. But this was not because of some "good design"
> on the part of the imaging tool, it just happened that the bad
> RAM behavior was at a place that the file was corrupted after
> its hash was calculated and before it got written out.
> 
> The mounter is part of the software. If you don't have any
> software and have only the backup image in hand, that's the
> very definition of "screwed". It behooves the operator of the
> computer, to have the software that made the backup, plus
> having the Rescue CD they insist you make. You don't even
> have to restore a disk, on the target machine itself.
> You can take the disk over to your Technician Machine and
> boot the Rescue CD and do a New Disk Restore. The OSes of
> all the machine, also have a copy of the software.
> 
> I have somewhere between six and eight of those CDs, plus
> one USB stick. And there are still two spare optical drives
> in inventory, an IDE optical drive and a SATA optical drive.
> The media for the CDs, are not all from the same cake box.
> 
> The format is going to be related to the VSS and the
> determination of "used" clusters. It would have many
> similarities to the partimage that Clonezilla uses.
> But the location of the file index and the hashes,
> there's no reason for that to be in the same place.
> PartImage files currently cannot be mounted by
> themselves, but... someone is working on that.
> We may get to see that eventually.
> 
> Sure, I could make duplicate backups of everything
> with dd.exe , but if I went over to the Windows
> groups and admitted to doing that... I'd get some
> pretty strange looks :-) I'd get put on the kook list.
> This is one reason I won't be repeating my recipes
> for various "proper" ways to do a dd :-) I did that
> once and the response was "mostly frosty".

I keep a rescue hard disk, which has one partition or two with a 
bootable Linux, and then a large data partition, which could be 
compressed and encrypted btrfs. Of course, the backup is a dd image of 
the windows partitions :-D

-- 
Cheers, Carlos.
ES🇪🇸, EU🇪🇺;

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Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-22 15:20 +0000
  Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-03-22 14:06 -0400
  Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-22 20:58 +0000
    Re: Backing up Linux to Windows 10 Richard Kettlewell <invalid@invalid.invalid> - 2026-03-22 21:08 +0000
      Re: Backing up Linux to Windows 10 Dan Purgert <dan@djph.net> - 2026-03-31 00:07 +0000
    Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-03-22 17:51 -0400
    Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-22 21:59 +0000
      Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-22 23:57 +0000
        Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-03-22 20:53 -0400
          Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-23 01:30 +0000
            Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-03-22 21:59 -0400
              Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-23 02:07 +0000
              Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-03-23 03:35 +0100
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-03-22 23:46 -0400
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-23 04:43 +0000
                Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-03-23 11:03 +0100
          Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-23 08:48 +0000
            Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-23 09:56 +0000
              Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-03-23 07:37 -0400
              Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-24 01:24 +0000
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-03-24 00:31 -0400
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-24 05:37 +0000
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-24 08:38 +0000
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-24 09:20 +0000
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-24 09:46 +0000
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-04 05:44 +0000
                Re: Backing up Linux to Windows 10 rbowman <bowman@montana.com> - 2026-03-24 17:46 +0000
            Re: Backing up Linux to Windows 10 dillinger <dillinger@invalid.not> - 2026-03-23 11:06 +0100
        Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-23 08:42 +0000
          Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-23 19:12 +0000
            Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-23 22:00 +0000
              Re: Backing up Linux to Windows 10 vallor <vallor@vallor.earth> - 2026-03-23 23:17 +0000
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-24 08:46 +0000
              Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-03-24 01:01 +0000
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-03-24 08:44 +0000
                Re: Backing up Linux to Windows 10 vallor <vallor@vallor.earth> - 2026-03-24 15:57 +0000
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-04 05:42 +0000
  Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-14 12:30 +0000
    Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-14 09:51 -0400
      Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-14 15:04 +0000
      Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-14 21:58 +0000
        Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-15 07:44 +0000
          Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-15 04:53 -0400
            Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-15 12:31 +0000
              Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-15 09:42 -0400
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-15 14:25 +0000
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-16 05:50 -0400
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-16 09:53 +0000
                Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-04-16 12:35 +0200
                Re: Backing up Linux to Windows 10 Richard Kettlewell <invalid@invalid.invalid> - 2026-04-16 20:37 +0100
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-20 00:23 +0000
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-20 04:31 -0400
                Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-04-20 12:06 +0200
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-21 01:08 +0000
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-21 08:04 -0400
                Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-04-21 22:52 +0200
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-21 21:19 +0000
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-21 22:13 +0000
              Re: Backing up Linux to Windows 10 Daniel70 <daniel47@nomail.afraid.org> - 2026-04-16 00:04 +1000
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-15 14:23 +0000
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-16 06:05 -0400
                Re: Backing up Linux to Windows 10 Daniel70 <daniel47@nomail.afraid.org> - 2026-04-16 20:16 +1000
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-16 08:53 -0400
    Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-04-14 15:51 +0200
      Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-14 11:01 -0400
        Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-04-14 20:39 +0200
        Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-14 21:56 +0000
          Re: Backing up Linux to Windows 10 "Carlos E.R." <robin_listas@es.invalid> - 2026-04-15 10:57 +0200
            Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-15 07:06 -0400
    Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-14 21:55 +0000
      Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-15 07:40 +0000
        Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-15 04:55 -0400
        Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-15 22:18 +0000
          Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-16 07:38 +0000
            Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-16 07:55 +0000
              Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-16 08:40 +0000
                Re: Backing up Linux to Windows 10 Lawrence D’Oliveiro <ldo@nz.invalid> - 2026-04-16 09:03 +0000
                Re: Backing up Linux to Windows 10 "Jeff Gaines" <jgnewsid@outlook.com> - 2026-04-16 09:06 +0000
                Re: Backing up Linux to Windows 10 Paul <nospam@needed.invalid> - 2026-04-16 06:40 -0400

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