When attempting to run a simple smartctl -a /dev/sda (or smartctl -i /dev/sda ) on a Dell PowerEdge server (or any system using an LSI MegaRAID or Dell PERC RAID controller), you often encounter this frustrating output:
Alternatively, use the Dell/LSI tool with the command sudo storcli /c0 /eall /sall show and look for the DID (Device ID) column. Execute the Correct Command : When attempting to run a simple smartctl -a
smartctl -a -d megaraid,<physical_disk_id> /dev/sda When attempting to run a simple smartctl -a