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$ sudo smartctl -t long /dev/sda
smartctl 6.5 2016-01-24 r4214 [x86_64-linux-4.15.0-65-generic] (local build)
Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org

===...

sudo?
Is SMART enabled in the BIOS/firmware?

Completely unrelated, but I updated my Asus B450 ROG firmware over the weekend. That process wiped all the prior custom settings, including disabling...

A "long" test usually requires a few hours to complete. Then run the "report" command.

Looking at that huge error count, which I've never seen before, I'm surprised the storage works at all.

I...

What does LVM have to do with anything here? It is in the title, but I don't see any mention of it. I came to help with LVM.

So get useful smartctl output, you have to run some tests first.


sudo smartclt -t long /dev/sda
or

sudo smartclt -t short /dev/sda
Then you ask for the report with

sudo smartclt -a...