29 Nov 2020
dmesg | grep -i sata | grep 'link up'
dmesg | grep -i --color ahci
dmesg | grep -i ahci | grep -i --color Gbps
smartctl -a /dev/sda | grep "^SATA"
smartctl -i /dev/sdb | grep "^SATA"
hdparm -I /dev/sda | egrep "Model|speed|Transport"
https://www.cyberciti.biz/faq/linux-command-to-find-sata-harddisk-link-…