I should have missed the history of the discussion. Will you please privately send me the whole discussion. It seems I can help you with the issue, as I have had the same problem some time ago (looks like). And if have not been mentioned, please include the model/vendor identities, as well as the output of the # smartctl -a /dev/hda Also send the outputs of # smartctl -t short /dev/hda sleep ~120 # smartctl -t selftest /dev/hda with the appropriate /dev/hd... On 11/29/05, John Summerfied <debian@xxxxxxxxxxxxxxxxxxxxxx> wrote: > Bob Gustafson wrote: > > I would back up data on disk and retire disk as soon as possible. > > Why is that? > > If you're frighted by the CRC errors, I don't think you should be, > Especially if the count is stable. > > > I'd enrol in the smartmon tools list at sf.net and ask advice there. > There, there are folk who know what they're talking about and, > importantly, that I know know what they're talking about. > > > Franck Y wrote: > >> Fellows, > >> > >> Is My hard drive ok ? > >> I did a long test and every thing was ok ! > >> But i see the pre-fail > >> Is my hard drive ok or you think i have to change it > >> Thanks > >> ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE > >> UPDATED WHEN_FAILED RAW_VALUE > >> 1 Raw_Read_Error_Rate 0x000b 200 200 051 Pre-fail > >> Always - 0 > >> 3 Spin_Up_Time 0x0007 128 125 021 Pre-fail > >> Always - 6133 > >> 4 Start_Stop_Count 0x0032 100 100 040 Old_age > >> Always - 74 > >> 5 Reallocated_Sector_Ct 0x0033 200 200 140 Pre-fail > >> Always - 0 > >> 7 Seek_Error_Rate 0x000b 200 200 051 Pre-fail > >> Always - 0 > >> 9 Power_On_Hours 0x0032 098 098 000 Old_age > >> Always - 1564 > >> 10 Spin_Retry_Count 0x0013 100 253 051 Pre-fail > >> Always - 0 > >> 11 Calibration_Retry_Count 0x0013 100 253 051 Pre-fail > >> Always - 0 > >> 12 Power_Cycle_Count 0x0032 100 100 000 Old_age > >> Always - 73 > >> 194 Temperature_Celsius 0x0022 101 091 000 Old_age > >> Always - 49 > >> 196 Reallocated_Event_Count 0x0032 200 200 000 Old_age > >> Always - 0 > >> 197 Current_Pending_Sector 0x0012 200 200 000 Old_age > >> Always - 0 > >> 198 Offline_Uncorrectable 0x0012 200 200 000 Old_age > >> Always - 0 > >> 199 UDMA_CRC_Error_Count 0x000a 200 253 000 Old_age > >> Always - 317 > >> 200 Multi_Zone_Error_Rate 0x0009 200 200 051 Pre-fail > >> Offline - 0 > >> > >> -- > >> Franck > > Cheers > John You don't have to rely upon smartmon. You can always use the diagnostic provided by the manufacturer of your drive. If you bought an OEM drive go to the manufacturer's web site and download it. Otherwise dig out that floppy or CDROM and run the test(s).