I know Nvidia chipset for sata is well,,,"somewhat problematic". but why do i fail to write to the disks , while reading is OK. i keep on getting write errors. I am using AMD Opetron 248 , my motheboard is SuperMicro H8DCE. anyone ? .... ATA: abnormal status 0xD0 on port 0xB407 ATA: abnormal status 0xD0 on port 0xB407 ata3: command 0x35 timeout, stat 0xd0 host_stat 0x21 ata3: translated ATA stat/err 0xd0/00 to SCSI SK/ASC/ASCQ 0xb/47/00 ata3: status=0xd0 { Busy } sd 2:0:0:0: SCSI error: return code = 0x8000002 sda: Current: sense key=0xb ASC=0x47 ASCQ=0x0 end_request: I/O error, dev sda, sector 328 Buffer I/O error on device sda, logical block 41 lost page write due to I/O error on sda ATA: abnormal status 0xD0 on port 0xB407 ATA: abnormal status 0xD0 on port 0xB407 ATA: abnormal status 0xD0 on port 0xB407 .... -- Raz - : 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