i have 3 hd hp 18.2 map3367nc (id:00 lun:00) last drive on the cable fujitsu map3367nc (id:01:lun:00) ibm-esxs map3367np (id:02 lun00) first drive on the cable under linux, my root system is on the hp hd... sometime the harddrive fail all my hd is on the channel b aic7899: Ultra160 Wide Channel B, SCSI Id=7, 32/253 SCBs target1:0:0: FAST-80 WIDE SCSI 160.0 MB/s DT (12.5 ns, offset 127) target1:0:1: FAST-80 WIDE SCSI 160.0 MB/s DT (12.5 ns, offset 127) target1:0:2: FAST-80 WIDE SCSI 160.0 MB/s DT (12.5 ns, offset 127) (scsi1:A:0:0): Unexpected busfree in Data-in phase SEQADDR == 0x84 SCSI error : <1 0 0 0> return code = 0x10000 end_request: I/O error, dev sda, sector 8451 SCSI error : <1 0 0 0> return code = 0x10000 end_request: I/O error, dev sda, sector 8459 SCSI error : <1 0 0 0> return code = 0x10000 end_request: I/O error, dev sda, sector 8467 SCSI error : <1 0 0 0> return code = 0x10000 end_request: I/O error, dev sda, sector 8475 target1:0:0: FAST-10 SCSI 10.0 MB/s ST (100 ns, offset 15) i don't understand the problem... does i need to put my last hd near of the cable terminaison? does the first hd on the cable need to have id 0... any idea? thanks