可動日数が一番古いの。
$ sudo smartctl -iA /dev/sda
smartctl 6.4 2014-10-07 r4002 [x86_64-linux-4.0.0-2-amd64] (local build)
Copyright (C) 2002-14, Bruce Allen, Christian Franke, www.smartmontools.org
=== START OF INFORMATION SECTION ===
Model Family: Hitachi Deskstar T7K500
Device Model: Hitachi HDT725032VLA360
Serial Number: VFD200R2DALDRL
LU WWN Device Id: 5 000cca 211d2e853
Firmware Version: V54OA73A
User Capacity: 320,072,933,376 bytes [320 GB]
Sector Size: 512 bytes logical/physical
Device is: In smartctl database [for details use: -P show]
ATA Version is: ATA/ATAPI-7 T13/1532D revision 1
Local Time is: Sun Aug 30 04:40:05 2015 JST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
=== START OF READ SMART DATA SECTION ===
SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
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 100 100 050 Pre-fail Offline - 0
3 Spin_Up_Time 0x0007 112 112 024 Pre-fail Always - 335 (Average 333)
4 Start_Stop_Count 0x0012 099 099 000 Old_age Always - 4033
5 Reallocated_Sector_Ct 0x0033 100 100 005 Pre-fail Always - 0
7 Seek_Error_Rate 0x000b 100 100 067 Pre-fail Always - 0
8 Seek_Time_Performance 0x0005 100 100 020 Pre-fail Offline - 0
9 Power_On_Hours 0x0012 095 095 000 Old_age Always - 41642
10 Spin_Retry_Count 0x0013 100 100 060 Pre-fail Always - 0
12 Power_Cycle_Count 0x0032 099 099 000 Old_age Always - 4033
192 Power-Off_Retract_Count 0x0032 096 096 000 Old_age Always - 5804
193 Load_Cycle_Count 0x0012 096 096 000 Old_age Always - 5804
194 Temperature_Celsius 0x0002 193 193 000 Old_age Always - 31 (Min/Max 4/45)
196 Reallocated_Event_Count 0x0032 100 100 000 Old_age Always - 0
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 200 253 000 Old_age Always - 0