On Wed, Jul 11, 2012 at 12:32:28PM +0200, Mikael Abrahamsson wrote: > That is really low: > > $ sudo smartctl -a /dev/sdd | grep -i load > 193 Load_Cycle_Count 0x0032 052 052 000 Old_age Always - 444425 The drives had -B 254 before I changed them to -B 255. According to hdparm(8) that should be the least aggressive power management. -- 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