My Oracle Support Banner

SAM-QFS: Drive Initialization Fails With "Unable to determine media type" Error (Doc ID 1008495.1)

Last updated on APRIL 15, 2022

Applies to:

Oracle Hierarchical Storage Manager (HSM) and StorageTek QFS Software - Version 3.5 and later
All Platforms


When attempting to initialize the library and robot, the drives immediately enter the "down" state and the error "Unable to determine media type" is displayed in the sam-log or console.

The /var/opt/SUNWsamfs/devlog/<eq id> device log shows "Error: Unknown device":



To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.