[Honor 10 Lite Questions & Answers] Shlendr:
TWRP Recovery Honor 10 Lite

1.

C:\adb>adb shell
HWHRY-H:/ $ mount
cat /vendor/etc/fstab* ount
/dev/root on / type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
tmpfs on /dev type tmpfs (rw,seclabel,nosuid,relatime,size=1366400k,nr_inodes=341600,mode=755)
devpts on /dev/pts type devpts (rw,seclabel,relatime,mode=600,ptmxmode=000)
proc on /proc type proc (rw,relatime,gid=3009,hidepid=2)
sysfs on /sys type sysfs (rw,seclabel,relatime)
selinuxfs on /sys/fs/selinux type selinuxfs (rw,relatime)
tmpfs on /mnt type tmpfs (rw,seclabel,nosuid,nodev,noexec,relatime,size=1366400k,nr_inodes=341600,mode=755,gid=1000)
/dev/block/mmcblk0p61 on /vendor type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p62 on /odm type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p66 on /version type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p65 on /product type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p63 on /cust type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p67 on /preload type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
none on /acct type cgroup (rw,nosuid,nodev,noexec,relatime,cpuacct)
debugfs on /sys/kernel/debug type debugfs (rw,seclabel,relatime,mode=755)
none on /dev/stune type cgroup (rw,nosuid,nodev,noexec,relatime,schedtune)
none on /config type configfs (rw,nosuid,nodev,noexec,relatime)
none on /mnt/update_engine type tmpfs (rw,seclabel,nosuid,nodev,relatime,size=1366400k,nr_inodes=341600,mode=700)
none on /dev/cpuctl type cgroup (rw,nosuid,nodev,noexec,relatime,cpu)
none on /dev/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset,noprefix,release_agent=/sbin/cpuset_release_agent)
cg2_bpf on /dev/cg2_bpf type cgroup2 (rw,nosuid,nodev,noexec,relatime)
bpf on /sys/fs/bpf type bpf (rw,nosuid,nodev,noexec,relatime)
pstore on /sys/fs/pstore type pstore (rw,seclabel,nosuid,nodev,noexec,relatime)
none on /dev/iolimit type cgroup (rw,relatime,iolimit)
none on /dev/blkio type cgroup (rw,relatime,blkio)
none on /dev/workingset type cgroup (rw,nosuid,nodev,noexec,relatime,workingset)
adb on /dev/usb-ffs/adb type functionfs (rw,relatime)
hdb on /dev/usb-ffs/hdb type functionfs (rw,relatime)
none on /dev/frz type cgroup (rw,relatime,freezer)
/dev/block/mmcblk0p11 on /sec_storage type ext4 (rw,context=u:object_r:teecd_data_file:s0,nosuid,nodev,noatime,discard,nodelalloc,data=journal)
/dev/block/mmcblk0p22 on /splash2 type ext4 (rw,context=u:object_r:splash2_data_file:s0,nosuid,nodev,noatime,data=ordered)
/dev/block/mmcblk0p68 on /data type f2fs (rw,seclabel,nosuid,nodev,noatime,background_gc=on,discard,heap,user_xattr,inline_xattr,acl,inline_data,inline_dentry,extent_cache,mode=adaptive,verify_encrypt,sdp_encrypt,active_logs=6)
/dev/block/mmcblk0p60 on /cache type ext4 (rw,seclabel,nosuid,nodev,noatime,data=ordered)
/dev/block/mmcblk0p32 on /mnt/hisee_fs type ext4 (ro,context=u:object_r:hisee_data_file:s0,relatime,data=ordered)
none on /sys/kernel/security type securityfs (rw,relatime)
/dev/block/mmcblk0p7 on /mnt/modem/modem_secure type ext4 (rw,context=u:object_r:modem_secure_file:s0,nosuid,nodev,noatime,noauto_da_alloc,data=ordered)
/dev/block/mmcblk0p50 on /vendor/modem/modem_fw type ext4 (ro,context=u:object_r:modem_fw_file:s0,relatime,data=ordered)
/dev/block/mmcblk0p15 on /mnt/modem/mnvm2:0 type ext4 (rw,context=u:object_r:modem_nv_file:s0,nosuid,nodev,noatime,noauto_da_alloc,data=ordered)
tmpfs on /storage type tmpfs (rw,seclabel,nosuid,nodev,noexec,relatime,size=1366400k,nr_inodes=341600,mode=755,gid=1000)
tracefs on /sys/kernel/debug/tracing type tracefs (rw,seclabel,relatime)
none on /sys/fs/cgroup type tmpfs (rw,seclabel,relatime,size=1366400k,nr_inodes=341600,mode=750,gid=1000)
none on /sys/fs/cgroup/pids type cgroup (rw,relatime,pids)
/data/media on /mnt/runtime/default/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=1015,multiuser,mask=6,derive_gid,default_normal,reserved=20MB)
/data/media on /storage/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=1015,multiuser,mask=6,derive_gid,default_normal,reserved=20MB)
/data/media on /mnt/runtime/read/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=9997,multiuser,mask=23,derive_gid,default_normal,reserved=20MB)
/data/media on /mnt/runtime/write/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=9997,multiuser,mask=7,derive_gid,default_normal,reserved=20MB)

2.

C:\adb>adb reboot bootloader

C:\adb>fastboot boot recovery.img
downloading 'boot.img'...
OKAY [ 0.547s]
booting...
FAILED (remote: invalid command)
finished. total time: 0.562s

2.a

C:\adb>adb shell
HWHRY-H:/ $ mount
cat /etc/recovery.fstab
cat /etc/fstab
cat /etc/mtab ount
/dev/root on / type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
tmpfs on /dev type tmpfs (rw,seclabel,nosuid,relatime,size=1366400k,nr_inodes=341600,mode=755)
devpts on /dev/pts type devpts (rw,seclabel,relatime,mode=600,ptmxmode=000)
proc on /proc type proc (rw,relatime,gid=3009,hidepid=2)
sysfs on /sys type sysfs (rw,seclabel,relatime)
selinuxfs on /sys/fs/selinux type selinuxfs (rw,relatime)
tmpfs on /mnt type tmpfs (rw,seclabel,nosuid,nodev,noexec,relatime,size=1366400k,nr_inodes=341600,mode=755,gid=1000)
/dev/block/mmcblk0p61 on /vendor type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p62 on /odm type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p66 on /version type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p65 on /product type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p63 on /cust type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
/dev/block/mmcblk0p67 on /preload type erofs (ro,seclabel,relatime,user_xattr,acl,lz4asm)
none on /acct type cgroup (rw,nosuid,nodev,noexec,relatime,cpuacct)
debugfs on /sys/kernel/debug type debugfs (rw,seclabel,relatime,mode=755)
none on /dev/stune type cgroup (rw,nosuid,nodev,noexec,relatime,schedtune)
none on /config type configfs (rw,nosuid,nodev,noexec,relatime)
none on /mnt/update_engine type tmpfs (rw,seclabel,nosuid,nodev,relatime,size=1366400k,nr_inodes=341600,mode=700)
none on /dev/cpuctl type cgroup (rw,nosuid,nodev,noexec,relatime,cpu)
none on /dev/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset,noprefix,release_agent=/sbin/cpuset_release_agent)
cg2_bpf on /dev/cg2_bpf type cgroup2 (rw,nosuid,nodev,noexec,relatime)
bpf on /sys/fs/bpf type bpf (rw,nosuid,nodev,noexec,relatime)
pstore on /sys/fs/pstore type pstore (rw,seclabel,nosuid,nodev,noexec,relatime)
none on /dev/iolimit type cgroup (rw,relatime,iolimit)
none on /dev/blkio type cgroup (rw,relatime,blkio)
none on /dev/workingset type cgroup (rw,nosuid,nodev,noexec,relatime,workingset)
adb on /dev/usb-ffs/adb type functionfs (rw,relatime)
hdb on /dev/usb-ffs/hdb type functionfs (rw,relatime)
none on /dev/frz type cgroup (rw,relatime,freezer)
/dev/block/mmcblk0p11 on /sec_storage type ext4 (rw,context=u:object_r:teecd_data_file:s0,nosuid,nodev,noatime,discard,nodelalloc,data=journal)
/dev/block/mmcblk0p22 on /splash2 type ext4 (rw,context=u:object_r:splash2_data_file:s0,nosuid,nodev,noatime,data=ordered)
/dev/block/mmcblk0p68 on /data type f2fs (rw,seclabel,nosuid,nodev,noatime,background_gc=on,discard,heap,user_xattr,inline_xattr,acl,inline_data,inline_dentry,extent_cache,mode=adaptive,verify_encrypt,sdp_encrypt,active_logs=6)
/dev/block/mmcblk0p60 on /cache type ext4 (rw,seclabel,nosuid,nodev,noatime,data=ordered)
/dev/block/mmcblk0p32 on /mnt/hisee_fs type ext4 (ro,context=u:object_r:hisee_data_file:s0,relatime,data=ordered)
none on /sys/kernel/security type securityfs (rw,relatime)
/dev/block/mmcblk0p7 on /mnt/modem/modem_secure type ext4 (rw,context=u:object_r:modem_secure_file:s0,nosuid,nodev,noatime,noauto_da_alloc,data=ordered)
/dev/block/mmcblk0p50 on /vendor/modem/modem_fw type ext4 (ro,context=u:object_r:modem_fw_file:s0,relatime,data=ordered)
/dev/block/mmcblk0p15 on /mnt/modem/mnvm2:0 type ext4 (rw,context=u:object_r:modem_nv_file:s0,nosuid,nodev,noatime,noauto_da_alloc,data=ordered)
tmpfs on /storage type tmpfs (rw,seclabel,nosuid,nodev,noexec,relatime,size=1366400k,nr_inodes=341600,mode=755,gid=1000)
tracefs on /sys/kernel/debug/tracing type tracefs (rw,seclabel,relatime)
none on /sys/fs/cgroup type tmpfs (rw,seclabel,relatime,size=1366400k,nr_inodes=341600,mode=750,gid=1000)
none on /sys/fs/cgroup/pids type cgroup (rw,relatime,pids)
/data/media on /mnt/runtime/default/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=1015,multiuser,mask=6,derive_gid,default_normal,reserved=20MB)
/data/media on /storage/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=1015,multiuser,mask=6,derive_gid,default_normal,reserved=20MB)
/data/media on /mnt/runtime/read/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=9997,multiuser,mask=23,derive_gid,default_normal,reserved=20MB)
/data/media on /mnt/runtime/write/emulated type sdcardfs (rw,nosuid,nodev,noexec,noatime,fsuid=1023,fsgid=1023,gid=9997,multiuser,mask=7,derive_gid,default_normal,reserved=20MB)
HWHRY-H:/ $ cat /etc/recovery.fstab
cat: /etc/recovery.fstab: No such file or directory
1|HWHRY-H:/ $ cat /etc/fstab
cat: /etc/fstab: No such file or directory

3.

1|HWHRY-H:/ $ mount -t ext4 -r /dev/block/bootdevice/by-name/system /system
mount -t ext4 -r /dev/block/bootdevice/by-name/system /system
mount: bad /etc/fstab: No such file or directory

4.

1|HWHRY-H:/ $ mount -r /system
mount -r /system
mount: bad /etc/fstab: No such file or directory

5.

C:\adb>adb shell
HWHRY-H:/ $ exit
exit

C:\adb>adb pull /tmp/recovery.log "C:\adb\recovery.log"
remote object '/tmp/recovery.log' does not exist