Added disk information notes to the knowledge base

knowledge base/retrieve disk information.md

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+# Retrieve disk information
+
+## TL;DR
+
+```shell
+lshw -class disk
+smartctl -i /dev/sda
+hdparm -i /dev/sda
+hwinfo --disk
+ls /dev/disk/by-id
+```
+
+## Further readings
+
+- [Retrieve disk info from the command line]
+
+[retrieve disk info from the command line]: https://www.linuxjournal.com/content/tech-tip-retrieve-disk-info-command-line