Fernando Faria Mariano wrote: > Dec 2 02:26:11 localhost kernel: SCSI device sda: 312581808 512-byte hdwr sectors (160042 MB) > Dec 2 02:26:11 localhost kernel: sda: Write Protect is off > Dec 2 02:26:11 localhost kernel: sda: Mode Sense: 00 3a 00 00 > Dec 2 02:26:11 localhost kernel: SCSI device sda: drive cache: write back > Dec 2 02:28:32 localhost kernel: ata1.00: exception Emask 0x12 SAct 0x0 SErr 0x700401 action 0x2 SErr 0x700401 is... ERR.I : Recovered data integrity error ERR.P : Protocol error DIAG.H : Handshake error DIAG.C : CRC error DIAG.D : Disparity error So, you're suffering frequent transmission errors (not media). The probable causes are... * Wrong cabling (faulty cable, bad contacts) * Power fluctuation or other electromagnetic interference * Faulty hardware (controller and/or drive) Try to... * Reconnect whole thing. * Swap cables. * Swap drives. * Swap controller ports. * Swap power connectors. -- tejun - 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