Hi leledumbo 
 
I m sure the install_to_emmc btrfs work, nothing is wrong , cause i using now. 
 
OrangePiPlus 
 
admin@MyOrangePI+:~$ mount 
proc on /proc type proc (rw,relatime) 
sysfs on /sys type sysfs (rw,relatime) 
me,size=380808k,nr_inodes=95202,mode=755) 
/dev/mmcblk0p2 on / type btrfs (rw,noatime,nodiratime,ssd,space_cache) 
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev) 
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000) 
tmpfs on /run type tmpfs (rw,nosuid,nodev,mode=755) 
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k) 
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755) 
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,release_agent=/lib/systemd/systemd-cgroups-agent,name=systemd) 
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer) 
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpuacct,cpu) 
debugfs on /sys/kernel/debug type debugfs (rw,relatime) 
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime) 
tmpfs on /tmp type tmpfs (rw,nosuid,nodev,relatime) 
/dev/mmcblk0p1 on /media/boot type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=cp437,iocharset=ascii,shortname=mixed,errors=continue) 
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=102716k,mode=700,uid=1000,gid=1001) 
gvfsd-fuse on /run/user/1000/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=1000,group_id=1001) 
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