On 08/11/16 20:38, Phil Turmel wrote: > Have you added up the peak current draws of your drives to make sure > your power supply keeps up when all drives are writing simultaneously > (common with parity raid)? On that point, be aware that many power supplies quote the sum of the power to all rails. It could well be that the supply is nominally plenty powerful enough, but the load on an individual rail is too high. Cheers, Wol -- 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