Re: [SLUG] filesystem identification

From: Levi Bard (taktaktaktaktaktaktaktaktaktak@gmail.com)
Date: Sat Oct 16 2004 - 12:42:30 EDT


On Sat, 16 Oct 2004 11:12:14 -0400 (EDT), Eben King
<eben1@tampabay.rr.com> wrote:
> OK, how does one identify the filesystem on a device? "file" says:
>
> [root@pc root]# file - < /dev/sda
> standard input: x86 boot sector
>
> (/dev/sda is one of these, 0.5 GB: http://kasercorp.com/usbjumbo.cfm )
>
> I successfully mounted it as ext2, but just because I happened to *know*
> that was what it was. In general, what should I do? How about an offset
> that'll skip ahead straight to the filesystem?
>
> offset in 1K blocks --vvv
> dd if=/dev/sda bs=1024 skip=xxx | file -

I never found a good solution to this other than trial && error.
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