/dev/sd0c smartctl 7.2 2020-12-30 r5155 [OpenBSD 7.0 amd64] (local build) Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Vendor: NVMe Product: WDC PC SN730 SDB Revision: 1114 Compliance: SPC-4 User Capacity: 256,060,514,304 bytes [256 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.