[Liste-clx] Usure de disque SSD
cacatoes at tuxfamily.org
cacatoes at tuxfamily.org
Mer 27 Mar 11:52:57 CET 2019
Merci pour le tuyau, mais rien à ce niveau :
$ sudo smartctl -a /dev/sda | grep -i alloca
5 Reallocated_Sector_Ct 0x0033 100 100 010 Pre-fail Always
- 0
(test complet en PJ)
Le mercredi 27 mars 2019 à 11:42:02, Alain LESNE a écrit :
> Wed, Mar 27, 2019 at 11:22:33AM +0100, cacatoes at tuxfamily.org a écrit:
> > Un test long avec smartctl ne semble rien avoir repéré de mauvais, mais
> > hormis le nombre d'heures de fonctionnement (19608), les résultats sont
> > assez abscons.
>
> Ça peut se trouver (grepper) du côté de "reallocated".
>
> Depuis des années, plateaux ou silicium, c'est l'électronique des
> disques qui gère les secteurs défectueux. Comme tous les trucs sensés
> être automatiques et cachés à l'utilisateur, celà peut réserver de
> mauvaises surprises : spécialement lorsque le stock de secteurs
> inutilisés/réallouables est épuisé.
>
> Amitiés,
>
> --
> Tiens, c'est finis.
> Mais ce n'est pas trés sérieux.
> Je vous assure, je n'ai rien bu.
> -+- DA in in Guide du CLXien pervers: "Une autre SuSE?" -+-
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-------------- section suivante --------------
smartctl 6.6 2017-11-05 r4594 [x86_64-linux-4.19.0-2-amd64] (local build)
Copyright (C) 2002-17, Bruce Allen, Christian Franke, www.smartmontools.org
=== START OF INFORMATION SECTION ===
Model Family: Samsung based SSDs
Device Model: Samsung SSD 840 EVO 250GB
Serial Number: S1DBNSBF888049J
LU WWN Device Id: 5 002538 8a066aaa4
Firmware Version: EXT0BB6Q
User Capacity: 250 059 350 016 bytes [250 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: 6.0 Gb/s)
Local Time is: Wed Mar 27 11:51:34 2019 CET
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: ( 4800) 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: ( 80) 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 096 096 000 Old_age Always - 19609
12 Power_Cycle_Count 0x0032 096 096 000 Old_age Always - 3626
177 Wear_Leveling_Count 0x0013 074 074 000 Pre-fail Always - 308
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 055 036 000 Old_age Always - 45
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 - 434
241 Total_LBAs_Written 0x0032 099 099 000 Old_age Always - 21884236215
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% 6 -
# 2 Extended offline Completed without error 00% 1 -
# 3 Extended offline Completed without error 00% 1 -
# 4 Short offline Completed without error 00% 0 -
# 5 Short offline Completed without error 00% 0 -
# 6 Short offline Completed without error 00% 0 -
# 7 Short offline Completed without error 00% 0 -
# 8 Short offline Completed without error 00% 0 -
# 9 Short offline Completed without error 00% 5 -
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.
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