gonzo:[~/src/pants][master]$ diskutil info /
   Device Identifier:        disk1s1
   Device Node:              /dev/disk1s1
   Whole:                    No
   Part of Whole:            disk1

   Volume Name:              Macintosh HD
   Mounted:                  Yes
   Mount Point:              /

   Partition Type:           41504653-0000-11AA-AA11-00306543ECAC
   File System Personality:  APFS
   Type (Bundle):            apfs
   Name (User Visible):      APFS
   Owners:                   Enabled

   OS Can Be Installed:      Yes
   Booter Disk:              disk1s2
   Recovery Disk:            disk1s3
   Media Type:               Generic
   Protocol:                 PCI-Express
   SMART Status:             Not Supported
   Volume UUID:              1673F415-B847-372D-9FFD-382D857B715B
   Disk / Partition UUID:    1673F415-B847-372D-9FFD-382D857B715B

   Disk Size:                250.7 GB (250685575168 Bytes) (exactly 489620264 512-Byte-Units)
   Device Block Size:        4096 Bytes

   Volume Total Space:       250.7 GB (250685575168 Bytes) (exactly 489620264 512-Byte-Units)
   Volume Used Space:        136.9 GB (136914329600 Bytes) (exactly 267410800 512-Byte-Units) (54.6%)
   Volume Available Space:   113.8 GB (113771245568 Bytes) (exactly 222209464 512-Byte-Units) (45.4%)
   Allocation Block Size:    4096 Bytes

   Read-Only Media:          No
   Read-Only Volume:         No

   Device Location:          Internal
   Removable Media:          Fixed

   Solid State:              Yes