On 09/05/17 17:58, Nix wrote:
md doesn't repair the corruption, even though on RAID-6 it could.
Patches are *always* welcome.
but one wonders how many disks actually *do* this. It's hard to tell because sector sparing is so quiet: it's not always even reflected in the SMART data, AIUI.
Decent SAS drvies do it routinely *and* they tell you in the SMART data how long it has been since the last scrub, how long it is until the next scrub and how many errors it has silently corrected over the drive life. You get what you pay for.
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