/dev/ada0 pass0: <Samsung SSD 850 PRO 256GB EXM01B6Q> ACS-2 ATA SATA 3.x device pass0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 512bytes) protocol ACS-2 ATA SATA 3.x device model Samsung SSD 850 PRO 256GB firmware revision EXM01B6Q serial number ... WWN 5002538... additional product id cylinders 16383 heads 16 sectors/track 63 sector size logical 512, physical 512, offset 0 LBA supported 268435455 sectors LBA48 supported 500118192 sectors PIO supported PIO4 DMA supported WDMA2 UDMA6 media RPM non-rotating Zoned-Device Commands no Feature Support Enabled Value Vendor read ahead yes yes write cache yes yes flush cache yes yes Native Command Queuing (NCQ) yes 32 tags NCQ Priority Information no NCQ Non-Data Command no NCQ Streaming no Receive & Send FPDMA Queued yes NCQ Autosense no SMART yes yes security yes no power management yes yes microcode download yes yes advanced power management no no automatic acoustic management no no media status notification no no power-up in Standby no no write-read-verify yes no 0/0x0 unload no no general purpose logging yes yes free-fall no no sense data reporting no no extended power conditions no no device statistics notification no no Data Set Management (DSM/TRIM) yes DSM - max 512byte blocks yes 8 DSM - deterministic read no Trusted Computing yes encrypts all user data yes Sanitize no Host Protected Area (HPA) yes no 500118192/500118192 HPA - Security yes no Accessible Max Address Config no /dev/ada1 pass1: <WDC WD20EZRX-00D8PB0 80.00A80> ACS-2 ATA SATA 3.x device pass1: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes) protocol ACS-2 ATA SATA 3.x device model WDC WD20EZRX-00D8PB0 firmware revision 80.00A80 serial number ... WWN 50014ee... additional product id cylinders 16383 heads 16 sectors/track 63 sector size logical 512, physical 4096, offset 0 LBA supported 268435455 sectors LBA48 supported 3907029168 sectors PIO supported PIO4 DMA supported WDMA2 UDMA6 media RPM 5400 Zoned-Device Commands no Feature Support Enabled Value Vendor read ahead yes yes write cache yes yes flush cache yes yes Native Command Queuing (NCQ) yes 32 tags NCQ Priority Information yes NCQ Non-Data Command no NCQ Streaming no Receive & Send FPDMA Queued no NCQ Autosense no SMART yes yes security yes no power management yes yes microcode download yes yes advanced power management no no automatic acoustic management no no media status notification no no power-up in Standby yes no write-read-verify no no unload no no general purpose logging yes yes free-fall no no sense data reporting no no extended power conditions no no device statistics notification no no Data Set Management (DSM/TRIM) no Trusted Computing no encrypts all user data no Sanitize no Host Protected Area (HPA) yes no 3907029168/3907029168 HPA - Security yes no Accessible Max Address Config no