Michael Tokarev wrote (ao): > Most problematic case so far, which I described numerous times (like, > "why linux raid isn't Raid really, why it can be worse than plain > disk") is when, after single sector read failure, md kicks the whole > disk off the array, and when you start resync (after replacing the > "bad" drive or just remapping that bad sector or even doing nothing, > as it will be remapped in almost all cases during write, on real > drives anyway), If the (harddisk internal) remap succeeded, the OS doesn't see the bad sector at all I believe. If you (the OS) do see a bad sector, the disk couldn't remap, and goes downhill from there, right? Sander -- Humilis IT Services and Solutions http://www.humilis.net - 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