这真的很奇怪——我有一块 1TB 西部数据硬盘，但多台机器（包括一台 USB3-SATA 桥接器）检测到这块硬盘容量只有 32MB。
我猜硬盘已经坏了，应该扔掉，但在扔掉它之前——这可能只是一个固件问题吗？
fdisk：
$ fdisk -l /dev/sdf
Disk /dev/sdf: 33 MB, 33347072 bytes
14 heads, 55 sectors/track, 84 cylinders, total 65131 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x9a56c5f5
Device Boot Start End Blocks Id System
/dev/sdf1 2048 65133 31543 83 Linux
SMART数据：
=== START OF INFORMATION SECTION ===
Model Family: Western Digital Caviar Blue Serial ATA
Device Model: WDC WD10EALX-759BA1
Serial Number: WD-WMATR1117345
LU WWN Device Id: 5 0014ee 2b1ca2ad3
Firmware Version: 19.01H19
User Capacity: 33.348.608 bytes [33,3 MB]
Sector Size: 512 bytes logical/physical
Device is: In smartctl database [for details use: -P show]
ATA Version is: 8
ATA Standard is: Exact ATA specification draft version not indicated
Local Time is: Tue Jan 21 12:37:47 2014 CET
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME FLAGS VALUE WORST THRESH FAIL RAW_VALUE
1 Raw_Read_Error_Rate POSR-K 200 200 051 - 0
3 Spin_Up_Time POS--K 173 169 021 - 4350
4 Start_Stop_Count -O--CK 100 100 000 - 218
5 Reallocated_Sector_Ct PO--CK 200 200 140 - 0
7 Seek_Error_Rate -OSR-K 100 253 000 - 0
9 Power_On_Hours -O--CK 098 098 000 - 2189
10 Spin_Retry_Count -O--CK 100 100 000 - 0
11 Calibration_Retry_Count -O--CK 100 100 000 - 0
12 Power_Cycle_Count -O--CK 100 100 000 - 216
192 Power-Off_Retract_Count -O--CK 200 200 000 - 40
193 Load_Cycle_Count -O--CK 200 200 000 - 177
194 Temperature_Celsius -O---K 124 101 000 - 23
196 Reallocated_Event_Count -O--CK 200 200 000 - 0
197 Current_Pending_Sector -O--CK 200 200 000 - 0
198 Offline_Uncorrectable ----CK 200 200 000 - 0
199 UDMA_CRC_Error_Count -O--CK 200 078 000 - 4380
200 Multi_Zone_Error_Rate ---R-- 200 200 000 - 0
240 Head_Flying_Hours -O--CK 098 098 000 - 2087
241 Total_LBAs_Written -O--CK 200 200 000 - 2305418223
242 Total_LBAs_Read -O--CK 200 200 000 - 2680987519
||||||_ K auto-keep
|||||__ C event count
||||___ R error rate
|||____ S speed/performance
||_____ O updated online
|______ P prefailure warning
有任何想法吗？