[clue-tech] filesystem: which sector is file x on?
David L. Anselmi
anselmi at anselmi.us
Wed Mar 7 22:12:21 MST 2007
Jim Ockers wrote:
[...]
> I don't think this says anything about what sector any block is on.
> Remember in the physical drive there are heads, cylinders, and sectors.
> (I think.) The drive may report a sector error and give a sector
> number, but I don't think that sectors are the same as blocks.
If you don't have anything better to go on you might try it anyway.
I think the kernel takes care of the numbering for you, except probably
that FS blocks are bigger than disk blocks (debugfs shows this,
blockcount is a multiple of total blocks). In that case you can
probably get the right number out of e2fsck -c.
Dave
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