Am 2020-06-15 05:11, schrieb spiralofhope:
> I wonder if there's anything S.M.A.R.T. information can tell you.
>
> There is a spinup time test, and I wonder if perhaps there is SMART
> logging within the drive that could reveal a problem with the drive not
> spinning up as quickly as it should, and maybe that is causing a
> problem (somehow).

=== START OF INFORMATION SECTION ===
Model Family:     WDC HGST Ultrastar He10
Device Model:     WDC WD100EMAZ-00WJTA0
Serial Number:    1EGNK46Z
LU WWN Device Id: 5 000cca 27ec957bf
Firmware Version: 83.H0A83
User Capacity:    10.000.831.348.736 bytes [10,0 TB]
Sector Sizes:     512 bytes logical, 4096 bytes physical
Rotation Rate:    5400 rpm
Form Factor:      3.5 inches
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ACS-2, ATA8-ACS T13/1699-D revision 4
SATA Version is:  SATA 3.2, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Mon Jun 15 06:23:41 2020 CEST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

General SMART Values:
Offline data collection status:  (0x82) Offline data collection activity
                                         was completed without error.
                                         Auto Offline Data Collection: 
Enabled.
Self-test execution status:      (   0) The previous self-test routine 
completed
                                         without error or no self-test 
has ever
                                         been run.
Total time to complete Offline
data collection:                (   93) seconds.
Offline data collection
capabilities:                    (0x5b) SMART execute Offline immediate.
                                         Auto Offline data collection 
on/off support.
                                         Suspend Offline collection upon 
new
                                         command.
                                         Offline surface scan supported.
                                         Self-test supported.
                                         No Conveyance Self-test 
supported.
                                         Selective Self-test supported.
SMART capabilities:            (0x0003) Saves SMART data before entering
                                         power-saving mode.
                                         Supports SMART auto save timer.
Error logging capability:        (0x01) Error logging supported.
                                         General Purpose Logging 
supported.
Short self-test routine
recommended polling time:        (   2) minutes.
Extended self-test routine
recommended polling time:        (1159) minutes.
SCT capabilities:              (0x003d) SCT Status supported.
                                         SCT Error Recovery Control 
supported.
                                         SCT Feature Control supported.
                                         SCT Data Table supported.
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  0x0004   130   130   054    Old_age   
Offline      -       110
   3 Spin_Up_Time            0x0007   194   194   024    Pre-fail  Always 
       -       328 (Average 350)
   4 Start_Stop_Count        0x0012   100   100   000    Old_age   Always 
       -       394
   5 Reallocated_Sector_Ct   0x0033   100   100   005    Pre-fail  Always 
       -       0
   7 Seek_Error_Rate         0x000a   100   100   067    Old_age   Always 
       -       0
   8 Seek_Time_Performance   0x0004   128   128   020    Old_age   
Offline      -       18
   9 Power_On_Hours          0x0012   100   100   000    Old_age   Always 
       -       4610
  10 Spin_Retry_Count        0x0012   100   100   060    Old_age   Always 
       -       0
  12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always 
       -       393
  22 Helium_Level            0x0023   100   100   025    Pre-fail  Always 
       -       100
192 Power-Off_Retract_Count 0x0032   100   100   000    Old_age   Always 
       -       561
193 Load_Cycle_Count        0x0012   100   100   000    Old_age   Always 
       -       561
194 Temperature_Celsius     0x0002   180   180   000    Old_age   Always 
       -       36 (Min/Max 12/48)
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   200   000    Old_age   Always 
       -       0

SMART Error Log Version: 1
No Errors Logged
SMART Self-test log structure revision number 1
No self-tests have been logged. [To run self-tests, use: smartctl -t]

SMART Selective self-test log data structure revision number 1
  SPAN  MIN_LBA  MAX_LBA  CURRENT_TEST_STATUS
     1        0        0  Not_testing
     2        0        0  Not_testing
     3        0        0  Not_testing
     4        0        0  Not_testing
     5        0        0  Not_testing
Selective self-test flags (0x0):
   After scanning selected spans, do NOT read-scan remainder of disk.
If Selective self-test is pending on power-up, resume after 0 minute 
delay.

> This may sound dumb, but does the drive _sound_ different when first
> powered with the system, and does the sound change when it is mounted?
> Does it sound like it's "waking up" only when you manually mount it?

No, the sound does not change when mounted. The only noise is head
movement on access.