[linux-lvm] pvmove and badsectors
Heinz J . Mauelshagen
mauelshagen at sistina.com
Thu Jul 10 17:21:02 UTC 2003
On Fri, Jul 11, 2003 at 12:08:57AM +0100, Newsmail wrote:
> -i, --ignore_read_errors
> Ignore read errors while moving data. Usefull in case data is moved
> away from a broken or unac
> cessable disk (area).
> Hi everybody I would like to know, if pvmove finds an unreadable block in a
> PV, does it ignore the complete PV or just the bad area? I mean if a 32MB
> PV has a bad block, the complete 32 megs get ignored, or only the
> problematic area?
pvmove moves data chunk by chunk (64kB).
If such chunk read fails, it retries rereading the failed chunk sector
by sector in order to retrieve as much data as possible.
> thx in advance,
> greg
>
>
>
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--
Regards,
Heinz -- The LVM Guy --
*** Software bugs are stupid.
Nevertheless it needs not so stupid people to solve them ***
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Heinz Mauelshagen Sistina Software Inc.
Senior Consultant/Developer Am Sonnenhang 11
56242 Marienrachdorf
Germany
Mauelshagen at Sistina.com +49 2626 141200
FAX 924446
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