Tejun Heo wrote:
ATA bus error is a strong indicator for hardware problem. Please get a separate power supply (doesn't have to be an expensive one), power it up [1], and connect some of the drives to the power supply and see whether errors persist on those drives.
2 separate tests with the 2 troublesome drives, each time with both drives on a different power supply unit. Also tried new cables from a different manufacturer.
It ain't the cables and it ain't the power. Regards, Brad -- "Human beings, who are almost unique in having the ability to learn from the experience of others, are also remarkable for their apparent disinclination to do so." -- Douglas Adams - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html