June 17, 20179 yr I have three disks in a 15 disk array showing SMART prefail. I have replacement drives (though not pre-cleared yet), but wanted to gauge opinions on which order to replace them as to minimize chances of data loss. SMART reports for each drive are below. Thanks. Disk 2 / sdm ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 1 Raw_Read_Error_Rate 0x000f 114 090 006 Pre-fail Always - 64612936 3 Spin_Up_Time 0x0003 092 092 000 Pre-fail Always - 0 4 Start_Stop_Count 0x0032 100 100 020 Old_age Always - 66 5 Reallocated_Sector_Ct 0x0033 100 100 036 Pre-fail Always - 400 7 Seek_Error_Rate 0x000f 070 060 030 Pre-fail Always - 11248558 9 Power_On_Hours 0x0032 055 055 000 Old_age Always - 39539 10 Spin_Retry_Count 0x0013 100 100 097 Pre-fail Always - 0 12 Power_Cycle_Count 0x0032 100 100 020 Old_age Always - 66 183 Runtime_Bad_Block 0x0032 099 099 000 Old_age Always - 1 184 End-to-End_Error 0x0032 100 100 099 Old_age Always - 0 187 Reported_Uncorrect 0x0032 099 099 000 Old_age Always - 1 188 Command_Timeout 0x0032 100 097 000 Old_age Always - 3 3 3 189 High_Fly_Writes 0x003a 100 100 000 Old_age Always - 0 190 Airflow_Temperature_Cel 0x0022 067 056 045 Old_age Always - 33 (Min/Max 23/34) 191 G-Sense_Error_Rate 0x0032 100 100 000 Old_age Always - 0 192 Power-Off_Retract_Count 0x0032 100 100 000 Old_age Always - 10 193 Load_Cycle_Count 0x0032 001 001 000 Old_age Always - 475843 194 Temperature_Celsius 0x0022 033 044 000 Old_age Always - 33 (0 19 0 0 0) 197 Current_Pending_Sector 0x0012 100 100 000 Old_age Always - 0 198 Offline_Uncorrectable 0x0010 100 100 000 Old_age Offline - 0 199 UDMA_CRC_Error_Count 0x003e 200 200 000 Old_age Always - 0 240 Head_Flying_Hours 0x0000 100 253 000 Old_age Offline - 5436h+05m+33.849s 241 Total_LBAs_Written 0x0000 100 253 000 Old_age Offline - 1411727509962 242 Total_LBAs_Read 0x0000 100 253 000 Old_age Offline - 31791961878189 Disk 3 / sdm ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 1 Raw_Read_Error_Rate 0x000f 119 096 006 Pre-fail Always - 211546592 3 Spin_Up_Time 0x0003 093 093 000 Pre-fail Always - 0 4 Start_Stop_Count 0x0032 100 100 020 Old_age Always - 65 5 Reallocated_Sector_Ct 0x0033 097 097 010 Pre-fail Always - 3800 7 Seek_Error_Rate 0x000f 050 050 030 Pre-fail Always - 476753486599 9 Power_On_Hours 0x0032 057 057 000 Old_age Always - 38487 10 Spin_Retry_Count 0x0013 100 100 097 Pre-fail Always - 0 12 Power_Cycle_Count 0x0032 100 100 020 Old_age Always - 66 183 Runtime_Bad_Block 0x0032 099 099 000 Old_age Always - 1 184 End-to-End_Error 0x0032 100 100 099 Old_age Always - 0 187 Reported_Uncorrect 0x0032 100 100 000 Old_age Always - 0 188 Command_Timeout 0x0032 100 099 000 Old_age Always - 1 1 1 189 High_Fly_Writes 0x003a 097 097 000 Old_age Always - 3 190 Airflow_Temperature_Cel 0x0022 069 057 045 Old_age Always - 31 (Min/Max 22/33) 191 G-Sense_Error_Rate 0x0032 100 100 000 Old_age Always - 0 192 Power-Off_Retract_Count 0x0032 100 100 000 Old_age Always - 13 193 Load_Cycle_Count 0x0032 001 001 000 Old_age Always - 447757 194 Temperature_Celsius 0x0022 031 043 000 Old_age Always - 31 (0 18 0 0 0) 197 Current_Pending_Sector 0x0012 099 099 000 Old_age Always - 176 198 Offline_Uncorrectable 0x0010 099 099 000 Old_age Offline - 176 199 UDMA_CRC_Error_Count 0x003e 200 200 000 Old_age Always - 0 240 Head_Flying_Hours 0x0000 100 253 000 Old_age Offline - 5034h+41m+05.185s 241 Total_LBAs_Written 0x0000 100 253 000 Old_age Offline - 22770899496 242 Total_LBAs_Read 0x0000 100 253 000 Old_age Offline - 139423370898 Disk 9 / sdg ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 1 Raw_Read_Error_Rate 0x000b 100 100 016 Pre-fail Always - 0 2 Throughput_Performance 0x0005 135 135 054 Pre-fail Offline - 85 3 Spin_Up_Time 0x0007 136 136 024 Pre-fail Always - 420 (Average 420) 4 Start_Stop_Count 0x0012 100 100 000 Old_age Always - 103 5 Reallocated_Sector_Ct 0x0033 100 100 005 Pre-fail Always - 61 7 Seek_Error_Rate 0x000b 100 100 067 Pre-fail Always - 0 8 Seek_Time_Performance 0x0005 133 133 020 Pre-fail Offline - 27 9 Power_On_Hours 0x0012 093 093 000 Old_age Always - 53222 10 Spin_Retry_Count 0x0013 100 100 060 Pre-fail Always - 0 12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always - 103 192 Power-Off_Retract_Count 0x0032 099 099 000 Old_age Always - 1633 193 Load_Cycle_Count 0x0012 099 099 000 Old_age Always - 1633 194 Temperature_Celsius 0x0002 187 187 000 Old_age Always - 32 (Min/Max 20/45) 196 Reallocated_Event_Count 0x0032 100 100 000 Old_age Always - 67 197 Current_Pending_Sector 0x0022 100 100 000 Old_age Always - 0 198 Offline_Uncorrectable 0x0008 100 100 000 Old_age Offline - 0 199 UDMA_CRC_Error_Count 0x000a 200 200 000 Old_age Always - 0
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