On Wed, 11 Sep 2013, CoolCold wrote: > You can achieve this with a bit inderect way - there are sync_min and > sync_max params which can be used to operate on certain borders of array, > more info > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/md.txt?id=refs/tags/v3.11#n579. Doesn't do anything close to what I requested. Neither check nor repair will re-write sectors that appear to be good (and are actually returning the correct data after ECC correction by the component device, but will eventually fail if not rewritten to soon). -- "One disk to rule them all, One disk to find them. One disk to bring them all and in the darkness grind them. In the Land of Redmond where the shadows lie." -- The Silicon Valley Tarot Henrique Holschuh -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html