Smartctl: Difference between revisions

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= NVME =
= NVME =
<ul>
<li>Version
<pre>
<pre>
$ smartctl -v | head -1
$ smartctl -v | head -1
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.19.0-46-generic] (local build)
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.19.0-46-generic] (local build)
</pre>
</pre>
<li>Keyboards to look for: '''Written''', [https://unix.stackexchange.com/a/652631 Percentage]
<pre>
$ sudo smartctl -a /dev/nvme0 | grep "Writ"
Data Units Written:                274,127 [140 GB]
Host Write Commands:                7,499,312
$ sudo smartctl -a /dev/nvme0 | grep "Percentage"
Percentage Used:                    0%
</pre>
<li>Full output
<pre>
<pre>
$ sudo smartctl -a /dev/nvme0  
$ sudo smartctl -a /dev/nvme0  
Line 78: Line 92:
   0        42    0  0x5007  0x4005  0x028            0    0    -
   0        42    0  0x5007  0x4005  0x028            0    0    -
</pre>
</pre>
</ul>


* Keyboards to look for: '''Written''', [https://unix.stackexchange.com/a/652631 Percentage]
= SSD =
<ul>
<li>[https://askubuntu.com/a/1290005 How can I monitor the TBW on my Samsung SSD?]
<li>Sector size is 512 bytes.
<li>Keyboards to look for: '''Written''', [https://askubuntu.com/a/1090231 Percent]
<pre>
<pre>
$ sudo smartctl -a /dev/nvme0 | grep "Writ"
$ sudo smartctl -a /dev/sda | grep "Writ"
Data Units Written:                274,127 [140 GB]
206 Write_Error_Rate        0x000e  100  100  000    Old_age  Always      -      0
Host Write Commands:               7,499,312
246 Total_LBAs_Written      0x0032  100  100  000    Old_age  Always      -      7384050441
 
$ sudo smartctl -a /dev/sda | grep "Sector"
Sector Size:     512 bytes logical/physical


$ sudo smartctl -a /dev/nvme0 | grep "Percentage"
$ sudo smartctl -a /dev/sda | grep "Percent" # 99% life remain in this case
Percentage Used:                    0%
202 Percent_Lifetime_Remain 0x0030  099  099  001    Old_age  Offline      -      1
</pre>
</pre>


= SSD =
* [https://askubuntu.com/a/1290005 How can I monitor the TBW on my Samsung SSD?]
<pre>
<pre>
<li>Full output
$ sudo smartctl --all /dev/sda
$ sudo smartctl --all /dev/sda
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.19.0-46-generic] (local build)
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.19.0-46-generic] (local build)
Line 202: Line 223:
If Selective self-test is pending on power-up, resume after 0 minute delay.
If Selective self-test is pending on power-up, resume after 0 minute delay.
</pre>
</pre>
 
</ul>
* Sector size is 512 bytes.
* Keyboards to look for: '''Written''', [https://askubuntu.com/a/1090231 Percent]
<pre>
$ sudo smartctl -a /dev/sda | grep "Writ"
206 Write_Error_Rate        0x000e  100  100  000    Old_age  Always      -      0
246 Total_LBAs_Written      0x0032  100  100  000    Old_age  Always      -      7384050441
 
$ sudo smartctl -a /dev/sda | grep "Sector"
Sector Size:      512 bytes logical/physical
 
$ sudo smartctl -a /dev/sda | grep "Percent" # 99% life remain in this case
202 Percent_Lifetime_Remain 0x0030  099  099  001    Old_age  Offline      -      1
</pre>


= Calculation =
= Calculation =

Revision as of 11:45, 1 July 2023

Smartmontools

NVME

  • Version 
    $ smartctl -v | head -1
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.19.0-46-generic] (local build)
  • Keyboards to look for: Written, Percentage 
    $ sudo smartctl -a /dev/nvme0 | grep "Writ"
Data Units Written:                 274,127 [140 GB]
Host Write Commands:                7,499,312

$ sudo smartctl -a /dev/nvme0 | grep "Percentage"
Percentage Used:                    0%
  • Full output 
    $ sudo smartctl -a /dev/nvme0 
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.19.0-46-generic] (local build)
Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Number:                       CT1000P3SSD8
Serial Number:                      2314E6C4100F
Firmware Version:                   P9CR30A
PCI Vendor/Subsystem ID:            0xc0a9
IEEE OUI Identifier:                0x00a075
Controller ID:                      1
NVMe Version:                       1.4
Number of Namespaces:               1
Namespace 1 Size/Capacity:          1,000,204,886,016 [1.00 TB]
Namespace 1 Formatted LBA Size:     512
Namespace 1 IEEE EUI-64:            6479a7 77f00000c9
Local Time is:                      Sat Jul  1 11:22:30 2023 EDT
Firmware Updates (0x12):            1 Slot, no Reset required
Optional Admin Commands (0x0017):   Security Format Frmw_DL Self_Test
Optional NVM Commands (0x005e):     Wr_Unc DS_Mngmt Wr_Zero Sav/Sel_Feat Timestmp
Log Page Attributes (0x06):         Cmd_Eff_Lg Ext_Get_Lg
Maximum Data Transfer Size:         64 Pages
Warning  Comp. Temp. Threshold:     85 Celsius
Critical Comp. Temp. Threshold:     95 Celsius

Supported Power States
St Op     Max   Active     Idle   RL RT WL WT  Ent_Lat  Ex_Lat
 0 +     6.00W  0.0000W       -    0  0  0  0        0       0
 1 +     3.00W  0.0000W       -    0  0  0  0        0       0
 2 +     1.50W  0.0000W       -    0  0  0  0        0       0
 3 -   0.0250W  0.0000W       -    3  3  3  3     5000    1900
 4 -   0.0030W       -        -    4  4  4  4    13000  100000

Supported LBA Sizes (NSID 0x1)
Id Fmt  Data  Metadt  Rel_Perf
 0 +     512       0         1
 1 -    4096       0         0

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

SMART/Health Information (NVMe Log 0x02)
Critical Warning:                   0x00
Temperature:                        26 Celsius
Available Spare:                    100%
Available Spare Threshold:          5%
Percentage Used:                    0%
Data Units Read:                    201,206 [103 GB]
Data Units Written:                 274,128 [140 GB]
Host Read Commands:                 4,982,258
Host Write Commands:                7,499,381
Controller Busy Time:               23
Power Cycles:                       13
Power On Hours:                     408
Unsafe Shutdowns:                   9
Media and Data Integrity Errors:    0
Error Information Log Entries:      42
Warning  Comp. Temperature Time:    0
Critical Comp. Temperature Time:    0
Temperature Sensor 1:               26 Celsius
Temperature Sensor 2:               31 Celsius
Temperature Sensor 8:               26 Celsius

Error Information (NVMe Log 0x01, 16 of 16 entries)
Num   ErrCount  SQId   CmdId  Status  PELoc          LBA  NSID    VS
  0         42     0  0x5007  0x4005  0x028            0     0     -

SSD

  • How can I monitor the TBW on my Samsung SSD?
  • Sector size is 512 bytes.
  • Keyboards to look for: Written, Percent 
    $ sudo smartctl -a /dev/sda | grep "Writ"
206 Write_Error_Rate        0x000e   100   100   000    Old_age   Always       -       0
246 Total_LBAs_Written      0x0032   100   100   000    Old_age   Always       -       7384050441

$ sudo smartctl -a /dev/sda | grep "Sector"
Sector Size:      512 bytes logical/physical

$ sudo smartctl -a /dev/sda | grep "Percent" # 99% life remain in this case
202 Percent_Lifetime_Remain 0x0030   099   099   001    Old_age   Offline      -       1

    <li>Full output
$ sudo smartctl --all /dev/sda
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.19.0-46-generic] (local build)
Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Family:     Crucial/Micron Client SSDs
Device Model:     Crucial_CT525MX300SSD1
Serial Number:    1644148274F7
LU WWN Device Id: 5 00a075 1148274f7
Firmware Version: M0CR031
User Capacity:    525,112,713,216 bytes [525 GB]
Sector Size:      512 bytes logical/physical
Rotation Rate:    Solid State Device
Form Factor:      2.5 inches
TRIM Command:     Available, deterministic, zeroed
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ACS-3 T13/2161-D revision 5
SATA Version is:  SATA 3.2, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Sat Jul  1 11:17:53 2023 EDT
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: 		( 1391) seconds.
Offline data collection
capabilities: 			 (0x7b) SMART execute Offline immediate.
					Auto Offline data collection on/off support.
					Suspend Offline collection upon new
					command.
					Offline surface scan supported.
					Self-test supported.
					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: 	 (   7) minutes.
Conveyance self-test routine
recommended polling time: 	 (   3) minutes.
SCT capabilities: 	       (0x0035)	SCT Status 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     0x002f   100   100   000    Pre-fail  Always       -       0
  5 Reallocate_NAND_Blk_Cnt 0x0032   100   100   010    Old_age   Always       -       0
  9 Power_On_Hours          0x0032   100   100   000    Old_age   Always       -       14046
 12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always       -       118
171 Program_Fail_Count      0x0032   100   100   000    Old_age   Always       -       0
172 Erase_Fail_Count        0x0032   100   100   000    Old_age   Always       -       0
173 Ave_Block-Erase_Count   0x0032   099   099   000    Old_age   Always       -       17
174 Unexpect_Power_Loss_Ct  0x0032   100   100   000    Old_age   Always       -       78
183 SATA_Interfac_Downshift 0x0032   100   100   000    Old_age   Always       -       0
184 Error_Correction_Count  0x0032   100   100   000    Old_age   Always       -       0
187 Reported_Uncorrect      0x0032   100   100   000    Old_age   Always       -       0
194 Temperature_Celsius     0x0022   077   058   000    Old_age   Always       -       23 (Min/Max 12/42)
196 Reallocated_Event_Count 0x0032   100   100   000    Old_age   Always       -       0
197 Current_Pending_ECC_Cnt 0x0032   100   100   000    Old_age   Always       -       0
198 Offline_Uncorrectable   0x0030   100   100   000    Old_age   Offline      -       0
199 UDMA_CRC_Error_Count    0x0032   100   100   000    Old_age   Always       -       1
202 Percent_Lifetime_Remain 0x0030   099   099   001    Old_age   Offline      -       1
206 Write_Error_Rate        0x000e   100   100   000    Old_age   Always       -       0
246 Total_LBAs_Written      0x0032   100   100   000    Old_age   Always       -       7384050441
247 Host_Program_Page_Count 0x0032   100   100   000    Old_age   Always       -       231070651
248 FTL_Program_Page_Count  0x0032   100   100   000    Old_age   Always       -       94337836
180 Unused_Reserve_NAND_Blk 0x0033   000   000   000    Pre-fail  Always       -       1940
210 Success_RAIN_Recov_Cnt  0x0032   100   100   000    Old_age   Always       -       0

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  Vendor (0xff)       Completed without error       00%     14038         -
# 2  Vendor (0xff)       Completed without error       00%     13741         -
# 3  Vendor (0xff)       Completed without error       00%     13548         -
# 4  Vendor (0xff)       Completed without error       00%     13126         -
# 5  Vendor (0xff)       Completed without error       00%     12915         -
# 6  Vendor (0xff)       Completed without error       00%      5647         -
# 7  Vendor (0xff)       Completed without error       00%      5484         -
# 8  Vendor (0xff)       Completed without error       00%      5312         -

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.

Calculation

$ sudo apt install calc
$ calc 274127*512/1024^2
	133.85107421875
> 274127 *512/1024^2 # sudo smartctl -a /dev/nvme0 | grep "Data Units Written"
[1] 133.8511 # GB

> 7384050441 * 512/1024^3 # sudo smartctl -a /dev/sda | grep "Total_LBAs_Written"
[1] 3520.99 # GB
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