Re: [PATCH] RAID-6 check standalone md device

[Piergiorgio Sartor <piergiorgio.sartor@nexgo.de>]

Hi Bas,

On Sat, Apr 02, 2011 at 11:33:33AM +0100, Bas van Schaik wrote:
> On 04/02/2011 08:13 AM, Piergiorgio Sartor wrote:
> > Hi Bas,
> >
> > On Sat, Apr 02, 2011 at 12:02:20AM +0100, Bas van Schaik wrote:
> >> Dear Piergiorgio,
> >>
> >> On 03/31/2011 07:53 PM, Piergiorgio Sartor wrote:
> >>> please find below the promised patch for the
> >>> RAID-6 check, which allows to pass only the
> >>> MD device, start and length.
> >>> (...)
> >> Recently, I repeatedly ran into block mismatches in my 8x2TB RAID-6
> >> array (and a corrupted EXT3 filesystem). I've been playing with the idea
> >> (as expressed in my posts to the linux-raid list in the last month) to
> >> extend the RAID-6 check in order to report more verbose information
> >> about a block mismatch, which might help to identify the failing hard drive.
> >>
> >> Do I understand correctly that your recent patches implement exactly
> >> this feature?
> > yes, that's the target.
> That's great! The code can currently only be found in GIT, right? I'll

you'll have to add the latest patch, from two days ago,
yourself, I do not see it in git, yet.
It is for mdadm 3.2, that is the development branch.

> try to fetch it from there and compile the user-space binaries. Of

Just unpack the tar.gz, patch it and "make raid6check".

> course I'll report any suggestions back to you, including patches if I
> feel confident enough...

Yes please, I'll try to follow.
 
> Thanks,

Thank you,

bye,

pg

>   Bas
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-- 

piergiorgio