Re: Checking consistency of Linux software RAID

[Lars Marowsky-Bree <lmb@suse.de>]

On 2003-06-30T14:58:19,
   Martin Bene <martin.bene@icomedias.com> said:

> Scheduling a (weekly) complete media scan where all surfaces of all drives
> get read; in case of read errors a repair is tried: the content for the
> failed sector is reconstructed just as if the drive had completely failed and
> rewritten to the failed sector; if reading works afterwards, regard the
> repair as successfull and continue using the drive.

This can't currently be done.

I'd suggest to start from the resync code and instead use it to check
instead; add an ioctl to trigger the consistency scan, then you can
schedule it via cron all you like.


Sincerely,
    Lars Marowsky-Brée <lmb@suse.de>

-- 
SuSE Labs - Research & Development, SuSE Linux AG
  
"If anything can go wrong, it will." "Chance favors the prepared (mind)."
  -- Capt. Edward A. Murphy            -- Louis Pasteur
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