Re: Re : Répertoire avec des noms étranges à la racine : -ffffffffffffffff-0000000000

[bidons59 <bidons59@gmail.com>]

Le 28/08/2018 à 18:46, nicolas.patrois@gmail.com a écrit :
> Le 28/08/2018 17:02:39, Fabrice Delvallée a écrit :
>
> > Je viens de trouver de deux répertoires aux noms étranges à la racine
> > de ma Debian stretch :
>
> […]
>
> > Bien sur j'ai aucune idée de ce que je faisait le 15 août vers
> > 11h18...
>
> > Est-ce grave docteur ?
>
> Vérifie ton disque avec gsmartcontrol.
>
> nicolas patrois : pts noir asocial
J'avoue ne pas être un spécialiste de smart. J'ai effectué un test 
'Short offline' puis un 'Extended Slef-test'

Je pollue la liste avec la sortie:

smartctl 6.6 2016-05-31 r4324 [x86_64-linux-4.17.0-0.bpo.1-amd64] (local 
build)
Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Family:     Samsung based SSDs
Device Model:     Samsung SSD 840 PRO Series
Serial Number:    S1ANNEAD626089P
LU WWN Device Id: 5 002538 5503a72e3
Firmware Version: DXM05B0Q
User Capacity:    128,035,676,160 bytes [128 GB]
Sector Size:      512 bytes logical/physical
Rotation Rate:    Solid State Device
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ACS-2, ATA8-ACS T13/1699-D revision 4c
SATA Version is:  SATA 3.1, 6.0 Gb/s (current: 3.0 Gb/s)
Local Time is:    Tue Aug 28 21:07:56 2018 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:  (0x00)	Offline data collection activity
					was never started.
					Auto Offline Data Collection: Disabled.
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: 		(    0) seconds.
Offline data collection
capabilities: 			 (0x53) SMART execute Offline immediate.
					Auto Offline data collection on/off support.
					Suspend Offline collection upon new
					command.
					No 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: 	 (  15) 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: 1
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE 
UPDATED  WHEN_FAILED RAW_VALUE
  5 Reallocated_Sector_Ct   0x0033   100   100   010    Pre-fail 
Always       -       0
  9 Power_On_Hours          0x0032   097   097   000    Old_age 
Always       -       12772
 12 Power_Cycle_Count       0x0032   098   098   000    Old_age 
Always       -       1810
177 Wear_Leveling_Count     0x0013   097   097   000    Pre-fail  Always 
      -       78
179 Used_Rsvd_Blk_Cnt_Tot   0x0013   100   100   010    Pre-fail  Always 
      -       0
181 Program_Fail_Cnt_Total  0x0032   100   100   010    Old_age   Always 
      -       0
182 Erase_Fail_Count_Total  0x0032   100   100   010    Old_age   Always 
      -       0
183 Runtime_Bad_Block       0x0013   100   100   010    Pre-fail  Always 
      -       0
187 Uncorrectable_Error_Cnt 0x0032   100   100   000    Old_age   Always 
      -       0
190 Airflow_Temperature_Cel 0x0032   061   055   000    Old_age   Always 
      -       39
195 ECC_Error_Rate          0x001a   200   200   000    Old_age   Always 
      -       0
199 CRC_Error_Count         0x003e   100   100   000    Old_age   Always 
      -       0
235 POR_Recovery_Count      0x0012   099   099   000    Old_age   Always 
      -       88
241 Total_LBAs_Written      0x0032   099   099   000    Old_age   Always 
      -       5865312734

SMART Error Log Version: 1
No Errors Logged

SMART Self-test log structure revision number 1
Num  Test_Description    Status                  Remaining 
LifeTime(hours)  LBA_of_first_error
# 1  Extended offline    Completed without error       00%     12772 
    -
# 2  Short offline       Completed without error       00%     12772 
    -

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
  255        0    65535  Read_scanning was never started
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.