Hi, so it happens I have to work with one of those shitty "green" devices again that think their power management is smarter than me. Unfortunately, hdparm just does not fly with USB devices, so what is the preferred tool here? # hdparm -B 254 /dev/sdb /dev/sdb: setting Advanced Power Management level to 0xfe (254) HDIO_DRIVE_CMD failed: Input/output error -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html