/dev/sd0c smartctl 7.1 2019-12-30 r5022 [i386-unknown-openbsd6.8] (local build) Copyright (C) 2002-19, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Vendor: Hitachi Product: HDS721680PLA380 User Capacity: 80,032,038,912 bytes [80.0 GB] Logical block size: 512 bytes >> Terminate command early due to bad response to IEC mode page A mandatory SMART command failed: exiting. To continue, add one or more '-T permissive' options.