Skip to content

Instantly share code, notes, and snippets.

/gist:33bd22696c37355c6cfd093f4c6bd226

Created Dec 5, 2017
Embed
What would you like to do?
Learn more about clone URLs
Download ZIP
dump super
Raw
gistfile1.txt
1 root@ArchLabs /home/liveuser/btrfs-progs (git)-[master] # ./btrfs inspect-internal dump-tree /dev/mapper/root :(
btrfs-progs v4.14
checksum verify failed on 131072 found 1A98EC4A wanted B97166DB
checksum verify failed on 131072 found 1A98EC4A wanted B97166DB
bytenr mismatch, want=131072, have=9229526874648754029
ERROR: cannot read chunk root
ERROR: unable to open /dev/mapper/root
1 root@ArchLabs /home/liveuser/btrfs-progs (git)-[master] # ./btrfs inspect-internal dump-super /dev/mapper/root :(
superblock: bytenr=65536, device=/dev/mapper/root
---------------------------------------------------------
csum_type 0 (crc32c)
csum_size 4
csum 0x78c40a2f [match]
bytenr 65536
flags 0x1
( WRITTEN )
magic _BHRfS_M [match]
fsid e8e39b07-89c3-4141-897b-81b4bcc2a469
label
generation 59579
root 244493680640
sys_array_size 97
chunk_root_generation 59577
root_level 1
chunk_root 131072
chunk_root_level 1
log_root 0
log_root_transid 0
log_root_level 0
total_bytes 1749822980096
bytes_used 410113359872
sectorsize 4096
nodesize 16384
leafsize (deprecated) 16384
stripesize 4096
root_dir 6
num_devices 1
compat_flags 0x0
compat_ro_flags 0x0
incompat_flags 0x169
( MIXED_BACKREF |
COMPRESS_LZO |
BIG_METADATA |
EXTENDED_IREF |
SKINNY_METADATA )
cache_generation 59579
uuid_tree_generation 59579
dev_item.uuid bfd757fc-6686-44aa-b3eb-c36b2dbcc2a2
dev_item.fsid e8e39b07-89c3-4141-897b-81b4bcc2a469 [match]
dev_item.type 0
dev_item.total_bytes 1749822980096
dev_item.bytes_used 419854024704
dev_item.io_align 4096
dev_item.io_width 4096
dev_item.sector_size 4096
dev_item.devid 1
dev_item.dev_group 0
dev_item.seek_speed 0
dev_item.bandwidth 0
dev_item.generation 0
root@ArchLabs /home/liveuser/btrfs-progs (git)-[master] # ./btrfs inspect-internal dump-super -a /dev/mapper/root
superblock: bytenr=65536, device=/dev/mapper/root
---------------------------------------------------------
csum_type 0 (crc32c)
csum_size 4
csum 0x78c40a2f [match]
bytenr 65536
flags 0x1
( WRITTEN )
magic _BHRfS_M [match]
fsid e8e39b07-89c3-4141-897b-81b4bcc2a469
label
generation 59579
root 244493680640
sys_array_size 97
chunk_root_generation 59577
root_level 1
chunk_root 131072
chunk_root_level 1
log_root 0
log_root_transid 0
log_root_level 0
total_bytes 1749822980096
bytes_used 410113359872
sectorsize 4096
nodesize 16384
leafsize (deprecated) 16384
stripesize 4096
root_dir 6
num_devices 1
compat_flags 0x0
compat_ro_flags 0x0
incompat_flags 0x169
( MIXED_BACKREF |
COMPRESS_LZO |
BIG_METADATA |
EXTENDED_IREF |
SKINNY_METADATA )
cache_generation 59579
uuid_tree_generation 59579
dev_item.uuid bfd757fc-6686-44aa-b3eb-c36b2dbcc2a2
dev_item.fsid e8e39b07-89c3-4141-897b-81b4bcc2a469 [match]
dev_item.type 0
dev_item.total_bytes 1749822980096
dev_item.bytes_used 419854024704
dev_item.io_align 4096
dev_item.io_width 4096
dev_item.sector_size 4096
dev_item.devid 1
dev_item.dev_group 0
dev_item.seek_speed 0
dev_item.bandwidth 0
dev_item.generation 0
superblock: bytenr=67108864, device=/dev/mapper/root
---------------------------------------------------------
csum_type 0 (crc32c)
csum_size 4
csum 0xd8a522e1 [match]
bytenr 67108864
flags 0x1
( WRITTEN )
magic _BHRfS_M [match]
fsid e8e39b07-89c3-4141-897b-81b4bcc2a469
label
generation 59579
root 244493680640
sys_array_size 97
chunk_root_generation 59577
root_level 1
chunk_root 131072
chunk_root_level 1
log_root 0
log_root_transid 0
log_root_level 0
total_bytes 1749822980096
bytes_used 410113359872
sectorsize 4096
nodesize 16384
leafsize (deprecated) 16384
stripesize 4096
root_dir 6
num_devices 1
compat_flags 0x0
compat_ro_flags 0x0
incompat_flags 0x169
( MIXED_BACKREF |
COMPRESS_LZO |
BIG_METADATA |
EXTENDED_IREF |
SKINNY_METADATA )
cache_generation 59579
uuid_tree_generation 59579
dev_item.uuid bfd757fc-6686-44aa-b3eb-c36b2dbcc2a2
dev_item.fsid e8e39b07-89c3-4141-897b-81b4bcc2a469 [match]
dev_item.type 0
dev_item.total_bytes 1749822980096
dev_item.bytes_used 419854024704
dev_item.io_align 4096
dev_item.io_width 4096
dev_item.sector_size 4096
dev_item.devid 1
dev_item.dev_group 0
dev_item.seek_speed 0
dev_item.bandwidth 0
dev_item.generation 0
superblock: bytenr=274877906944, device=/dev/mapper/root
---------------------------------------------------------
csum_type 0 (crc32c)
csum_size 4
csum 0x252274d0 [match]
bytenr 274877906944
flags 0x1
( WRITTEN )
magic _BHRfS_M [match]
fsid e8e39b07-89c3-4141-897b-81b4bcc2a469
label
generation 59579
root 244493680640
sys_array_size 97
chunk_root_generation 59577
root_level 1
chunk_root 131072
chunk_root_level 1
log_root 0
log_root_transid 0
log_root_level 0
total_bytes 1749822980096
bytes_used 410113359872
sectorsize 4096
nodesize 16384
leafsize (deprecated) 16384
stripesize 4096
root_dir 6
num_devices 1
compat_flags 0x0
compat_ro_flags 0x0
incompat_flags 0x169
( MIXED_BACKREF |
COMPRESS_LZO |
BIG_METADATA |
EXTENDED_IREF |
SKINNY_METADATA )
cache_generation 59579
uuid_tree_generation 59579
dev_item.uuid bfd757fc-6686-44aa-b3eb-c36b2dbcc2a2
dev_item.fsid e8e39b07-89c3-4141-897b-81b4bcc2a469 [match]
dev_item.type 0
dev_item.total_bytes 1749822980096
dev_item.bytes_used 419854024704
dev_item.io_align 4096
dev_item.io_width 4096
dev_item.sector_size 4096
dev_item.devid 1
dev_item.dev_group 0
dev_item.seek_speed 0
dev_item.bandwidth 0
dev_item.generation 0
root@ArchLabs /home/liveuser/btrfs-progs (git)-[master] # >....
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.