[root@Pixel4 defaultuser]# findmnt
TARGET                           SOURCE     FSTYPE    OPTIONS
/                                /dev/sda15[/.stowaways/sailfishos]
                                            f2fs      rw,noatime,lazytime,seclabel,background_gc=on,discard,no_heap,user_xattr,inline_xattr,acl,inline_data,inline_dentry,flush_merge,extent
|-/data                          /dev/sda15 f2fs      rw,relatime,lazytime,seclabel,background_gc=on,discard,no_heap,user_xattr,inline_xattr,acl,inline_data,inline_dentry,flush_merge,exten
|-/dev                           devtmpfs   devtmpfs  rw,nosuid,relatime,seclabel,size=2669820k,nr_inodes=667455,mode=755
| |-/dev/pts                     devpts     devpts    rw,relatime,seclabel,gid=5,mode=620,ptmxmode=000
| `-/dev/shm                     tmpfs      tmpfs     rw,nosuid,nodev,noexec,seclabel
|-/sys                           sysfs      sysfs     rw,relatime,seclabel
| |-/sys/fs/selinux              selinuxfs  selinuxfs rw,nosuid,noexec,relatime
| |-/sys/fs/cgroup               tmpfs      tmpfs     ro,nosuid,nodev,noexec,seclabel,mode=755
| | |-/sys/fs/cgroup/unified     cgroup2    cgroup2   rw,nosuid,nodev,noexec,relatime,nsdelegate
| | |-/sys/fs/cgroup/systemd     cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,xattr,name=systemd
| | |-/sys/fs/cgroup/net_cls,net_prio
| | |                            cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,net_cls,net_prio
| | |-/sys/fs/cgroup/freezer     cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,freezer
| | |-/sys/fs/cgroup/schedtune   cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,schedtune
| | |-/sys/fs/cgroup/devices     cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,devices
| | |-/sys/fs/cgroup/cpu,cpuacct cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,cpu,cpuacct
| | |-/sys/fs/cgroup/cpuset      cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,cpuset
| | |-/sys/fs/cgroup/memory      cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,memory
| | |-/sys/fs/cgroup/perf_event  cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,perf_event
| | `-/sys/fs/cgroup/blkio       cgroup     cgroup    rw,nosuid,nodev,noexec,relatime,blkio
| |-/sys/fs/pstore               pstore     pstore    rw,nosuid,nodev,noexec,relatime,seclabel
| |-/sys/fs/bpf                  bpf        bpf       rw,nosuid,nodev,noexec,relatime,mode=700
| |-/sys/kernel/debug            debugfs    debugfs   rw,relatime,seclabel
| |-/sys/kernel/config           configfs   configfs  rw,relatime
| `-/sys/fs/fuse/connections     fusectl    fusectl   rw,relatime
|-/proc                          proc       proc      rw,relatime
|-/config                        none       configfs  rw,relatime
|-/run                           tmpfs      tmpfs     rw,nosuid,nodev,seclabel,mode=755
| `-/run/user/100000             tmpfs      tmpfs     rw,nosuid,nodev,relatime,seclabel,size=558136k,mode=700,uid=100000,gid=100000
|-/linkerconfig                  /dev/sda15[/.stowaways/sailfishos/linkerconfig/bootstrap]
|                                           f2fs      rw,noatime,lazytime,seclabel,background_gc=on,discard,no_heap,user_xattr,inline_xattr,acl,inline_data,inline_dentry,flush_merge,extent
|-/tmp                           tmpfs      tmpfs     rw,nosuid,nodev,relatime,seclabel
|-/system                        /dev/sda15[/.stowaways/sailfishos/system_root/system]
|                                           f2fs      rw,noatime,lazytime,seclabel,background_gc=on,discard,no_heap,user_xattr,inline_xattr,acl,inline_data,inline_dentry,flush_merge,extent
|-/product                       /dev/mapper/dynpart-product_a
|                                           ext4      ro,relatime,seclabel,discard
|-/system_ext                    /dev/mapper/dynpart-system_ext_a
|                                           ext4      ro,relatime,seclabel
`-/vendor                        /dev/mapper/dynpart-vendor_a
                                            ext4      ro,relatime,seclabel,discard
  `-/vendor/firmware_mnt         /dev/sda8  vfat      ro,relatime,gid=1000,fmask=0337,dmask=0227,codepage=437,iocharset=iso8859-1,shortname=lower,errors=remount-ro