This error occurs because the LSI MegaRAID controller hides physical drives behind a virtual RAID volume . To access individual drive health data, you must tell which specific physical slot to query.
In your error log, you may see a suggestion resembling: "please try adding 39d megaraid n 39 extra quality." This error occurs because the LSI MegaRAID controller
This error typically occurs when smartctl is unable to directly access the disk drive /dev/sda due to the presence of a RAID controller, specifically a Dell or MegaRAID controller. The "39" in the text is likely a
The "39" in the text is likely a remnant of a specific example (e.g., using drive 39), but the correct syntax requires you to identify your specific drive number. Look for the DID column; use these integers for
: These proprietary Dell/Broadcom tools provide the exact "Device ID" (DID) for each drive. Command: sudo storcli /c0 /eall /sall show . Look for the DID column; use these integers for