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Re: [linux-lvm] pvmove and badsectors



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
> 
> 
> 
> _______________________________________________
> linux-lvm mailing list
> linux-lvm sistina com
> http://lists.sistina.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/

-- 

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
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                                                  Germany
Mauelshagen Sistina com                           +49 2626 141200
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