Smart: Difference between revisions
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== SSD specific == | == SSD specific == | ||
*[[https://unix.stackexchange.com/questions/106678/how-to-check-the-life-left-in-ssd-or-the-mediums-wear-level https://unix.stackexchange.com/questions/106678/how-to-check-the-life-left-in-ssd-or-the-mediums-wear-level] | *[[https://unix.stackexchange.com/questions/106678/how-to-check-the-life-left-in-ssd-or-the-mediums-wear-level https://unix.stackexchange.com/questions/106678/how-to-check-the-life-left-in-ssd-or-the-mediums-wear-level] | ||
*[https://www.compuram.de/blog/en/the-life-span-of-a-ssd-how-long-does-it-last-and-what-can-be-done-to-take-care/ Life span of SSD] | |||
=== 231 SSD_Life_Left === | === 231 SSD_Life_Left === | ||
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Percentage of life left | Percentage of life left | ||
=== 233 Media Wearout Indicator === | |||
=== 241 Lifetime_Writes_GiB === | === 241 Lifetime_Writes_GiB === | ||
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Might be yelling about a disk that's already been replaced, try restarting smartd | Might be yelling about a disk that's already been replaced, try restarting smartd | ||
= FAQ = | = FAQ = | ||
Revision as of 11:13, 25 February 2022
Disk monitoring
Links
- Smartmontools wiki
- Wikipedia article
- Understanding SMART reports
- https://www.thomas-krenn.com/en/wiki/SMART_tests_with_smartctl
- Smartmontools with megaraid
- https://wiki.archlinux.org/index.php/S.M.A.R.T.
- smartmontools FAQ
- Smart hard drive stats
Tools
- smartctl
- gsmartcontrol
Useful commands
enable smart
smartctl -i /dev/sda
check smart status
smartctl -a /dev/sda
check error log
smartctl -l error /dev/sdb
Device: /dev/bus/0 [megaraid_disk_09] [SAT]
Try
smartctl --scan
Some codes and messages
LBA_of_first_error
Device is: Not in smartctl database [for details use: -P showall]
Try
/usr/sbin/update-smart-drivedb
otherwise check out https://www.smartmontools.org/wiki/FAQ#MyATASATAdriveisnotinthesmartctlsmartddatabase
Uncorrectable Sector Count
Check https://medium.com/@satyeshukumar/how-to-fix-uncorrectable-sector-count-warning-5a38c56d3faf
198 Offline Uncorrectable
bad sign, on ssd mostly/only when number gets high
SSD specific
- [https://unix.stackexchange.com/questions/106678/how-to-check-the-life-left-in-ssd-or-the-mediums-wear-level
- Life span of SSD
231 SSD_Life_Left
Percentage of life left
233 Media Wearout Indicator
241 Lifetime_Writes_GiB
Amount of data written so far
smartd: Failed SMART usage Attribute
Might be yelling about a disk that's already been replaced, try restarting smartd
FAQ
List disks
smartctl --scan
A mandatory SMART command failed: exiting. To continue, add one or more '-T permissive' options.
meh
Device: /dev/bus/0 [megaraid_disk_09] [SAT], failed to read SMART Attribute Data
Controller probably doesn't allow smart,
