Some Background …

All modern spinning hard disks and SSD drives contain S.M.A.R.T technology which enables the monitoring of various hard drive parameters, as a means of checking drive health and predicting failure.

Ordinarily, this information isn’t visible to most end users through the OS, you can however access the S.M.A.R.T metrics of your drive using a tool such as SmartMonTools.

SmartMonTools can be used to monitor hard drive health and also to run various built-in hard drive self-test operations…

Hard Drive Image
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