Smartctl Open Device Dev Sda Failed Dell Or Megaraid Controller Please Try Adding 39d Megaraid N — 39 Extra Quality

Fix: smartctl "Open Device /dev/sda Failed" on Dell MegaRAID Controllers

If you are writing a script or noting this down for future reference, the clear syntax is: Fix: smartctl "Open Device /dev/sda Failed" on Dell

Here’s a bash one-liner to check all physical disks on the first controller: Fix: smartctl "Open Device /dev/sda Failed" on Dell

To resolve this issue, you need to inform smartctl about the presence of the MegaRAID controller and the logical drive number (N) associated with the disk drive you want to monitor. You can do this by adding the -d megaraid,N option to the smartctl command. Fix: smartctl "Open Device /dev/sda Failed" on Dell

: This represents the or physical slot number on the controller. How to Find the Correct "N"

smartctl --scan