Thursday, June 27, 2024

Re: accidentally overwritten wrong drive with DD, please help

On Thu, 27 Jun 2024 16:02:36 +0100,
Anon Loli <anonloli@autistici.org> wrote:
>
> I'm not using anything commercial OR proprietary
>
[...]
>
> No one is getting any image or file or anything from me, and I'm not sending my
> drives to anyone. This might sound rude or stupid to you, I'm sorry, but that's
> not debatable..
>

Well, when you're on you own.

I really doubt that many software supports OpenBSD FS.

> It sure does sound like a hobby for a while!
>
> Can't I just need to somehow fix the 1st 74M, and then somehow magically the
> FFS sd3i magically is alive again, mountable and ridable? (get the double-meaning?
> xD)
> I'm wondering how filesystems and how FFS2 works, and if maybe the 74M can be
> somewhat easily fixable, like do filesystems keep an index of files and I
> overwrote 74M of that index, or something like that?
>

"something like that", indeed.

At begining FS, far less that the first 74M, it has the header and some
structures that defines trees and other things like file names.

Can you recreate it? Perhabs.

--
wbr, Kirill

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