Re: BUG: Data corruption on Raid5 in Linux 2.6.0

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On Sunday December 28, daniel.com@wtnord.net wrote:
> Hi,
> 
> I have a Raid5 system of four 160GB SATA disks. The drives
> themselves work fine, but when large files (a few hundred
> megs) are written to the raid disks they get corrupted after
> a random amount of data.  The kernel is Linus 2.6.0.
> 
> Any hints you can give me to get this working is highly
> appreciated.

What file system?
Are you using DeviceMapper over the raid5?

If you are using DeviceMapper, can you try without it?

(I don't think there is a proble with DeviceMapper, but it drives
raid5 slightly differently to e.g. direct ext3 and could trigger a bug
in raid5.)

NeilBrown
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