From: marble <marble@hamburg.ccc.de>
To: Qu Wenruo <quwenruo.btrfs@gmx.com>, linux-btrfs@vger.kernel.org
Subject: Re: btrfs suddenly think's it's raid6
Date: Sat, 30 Jun 2018 00:11:30 +0200 [thread overview]
Message-ID: <f120f53c-5bb5-5ba9-fd72-a5cedf3baca1@hamburg.ccc.de> (raw)
In-Reply-To: <4f7902e3-d176-5395-55f1-72bdffab7d47@gmx.com>
[-- Attachment #1: Type: text/plain, Size: 472 bytes --]
Hey,
Thanks for the quick reply :-)
> Is there anything like unexpected power loss happens?
Power loss may have happened.
> And would you provide the following data for debugging?
>
> # btrfs ins dump-super -fFa /dev/mapper/black
I attached it.
> And further more, what's the device mapper setup for /dev/mapper/black?
> Is there anything like RAID here?
I think this is the result of luks. "black" is the name I passed to
cryptsetup open.
> Thanks,
> Qu
Cheers,
marble
[-- Attachment #2: dump-super.stdout --]
[-- Type: text/plain, Size: 9584 bytes --]
superblock: bytenr=65536, device=/dev/mapper/black
---------------------------------------------------------
csum_type 0 (crc32c)
csum_size 4
csum 0x9814744c [match]
bytenr 65536
flags 0x1
( WRITTEN )
magic _BHRfS_M [match]
fsid 9fea91c7-7b0b-4ef9-a83b-e24ccf2586b5
label black
generation 352
root 30736384
sys_array_size 129
chunk_root_generation 145
root_level 1
chunk_root 22020096
chunk_root_level 1
log_root 0
log_root_transid 0
log_root_level 0
total_bytes 500105764864
bytes_used 153954693120
sectorsize 4096
nodesize 16384
leafsize (deprecated) 16384
stripesize 4096
root_dir 6
num_devices 1
compat_flags 0x0
compat_ro_flags 0x0
incompat_flags 0x161
( MIXED_BACKREF |
BIG_METADATA |
EXTENDED_IREF |
SKINNY_METADATA )
cache_generation 187
uuid_tree_generation 187
dev_item.uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
dev_item.fsid 9fea91c7-7b0b-4ef9-a83b-e24ccf2586b5 [match]
dev_item.type 0
dev_item.total_bytes 500105764864
dev_item.bytes_used 184708759552
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
sys_chunk_array[2048]:
item 0 key (FIRST_CHUNK_TREE CHUNK_ITEM 22020096)
length 8388608 owner 2 stripe_len 65536 type SYSTEM|DUP
io_align 65536 io_width 65536 sector_size 4096
num_stripes 2 sub_stripes 0
stripe 0 devid 1 offset 22020096
dev_uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
stripe 1 devid 1 offset 30408704
dev_uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
backup_roots[4]:
backup 0:
backup_tree_root: 1084751872 gen: 187 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084702720 gen: 187 level: 2
backup_fs_root: 1084653568 gen: 187 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084817408 gen: 187 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 1:
backup_tree_root: 1083801600 gen: 184 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1083752448 gen: 184 level: 2
backup_fs_root: 1083604992 gen: 184 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1083867136 gen: 184 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 2:
backup_tree_root: 1084145664 gen: 185 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084080128 gen: 185 level: 2
backup_fs_root: 1083981824 gen: 185 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084211200 gen: 185 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 3:
backup_tree_root: 1084473344 gen: 186 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084424192 gen: 186 level: 2
backup_fs_root: 1084325888 gen: 186 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084538880 gen: 186 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
superblock: bytenr=67108864, device=/dev/mapper/black
---------------------------------------------------------
csum_type 0 (crc32c)
csum_size 4
csum 0x38755c82 [match]
bytenr 67108864
flags 0x1
( WRITTEN )
magic _BHRfS_M [match]
fsid 9fea91c7-7b0b-4ef9-a83b-e24ccf2586b5
label black
generation 352
root 30736384
sys_array_size 129
chunk_root_generation 145
root_level 1
chunk_root 22020096
chunk_root_level 1
log_root 0
log_root_transid 0
log_root_level 0
total_bytes 500105764864
bytes_used 153954693120
sectorsize 4096
nodesize 16384
leafsize (deprecated) 16384
stripesize 4096
root_dir 6
num_devices 1
compat_flags 0x0
compat_ro_flags 0x0
incompat_flags 0x161
( MIXED_BACKREF |
BIG_METADATA |
EXTENDED_IREF |
SKINNY_METADATA )
cache_generation 187
uuid_tree_generation 187
dev_item.uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
dev_item.fsid 9fea91c7-7b0b-4ef9-a83b-e24ccf2586b5 [match]
dev_item.type 0
dev_item.total_bytes 500105764864
dev_item.bytes_used 184708759552
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
sys_chunk_array[2048]:
item 0 key (FIRST_CHUNK_TREE CHUNK_ITEM 22020096)
length 8388608 owner 2 stripe_len 65536 type SYSTEM|DUP
io_align 65536 io_width 65536 sector_size 4096
num_stripes 2 sub_stripes 0
stripe 0 devid 1 offset 22020096
dev_uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
stripe 1 devid 1 offset 30408704
dev_uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
backup_roots[4]:
backup 0:
backup_tree_root: 1084751872 gen: 187 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084702720 gen: 187 level: 2
backup_fs_root: 1084653568 gen: 187 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084817408 gen: 187 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 1:
backup_tree_root: 1083801600 gen: 184 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1083752448 gen: 184 level: 2
backup_fs_root: 1083604992 gen: 184 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1083867136 gen: 184 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 2:
backup_tree_root: 1084145664 gen: 185 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084080128 gen: 185 level: 2
backup_fs_root: 1083981824 gen: 185 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084211200 gen: 185 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 3:
backup_tree_root: 1084473344 gen: 186 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084424192 gen: 186 level: 2
backup_fs_root: 1084325888 gen: 186 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084538880 gen: 186 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
superblock: bytenr=274877906944, device=/dev/mapper/black
---------------------------------------------------------
csum_type 0 (crc32c)
csum_size 4
csum 0xc5f20ab3 [match]
bytenr 274877906944
flags 0x1
( WRITTEN )
magic _BHRfS_M [match]
fsid 9fea91c7-7b0b-4ef9-a83b-e24ccf2586b5
label black
generation 352
root 30736384
sys_array_size 129
chunk_root_generation 145
root_level 1
chunk_root 22020096
chunk_root_level 1
log_root 0
log_root_transid 0
log_root_level 0
total_bytes 500105764864
bytes_used 153954693120
sectorsize 4096
nodesize 16384
leafsize (deprecated) 16384
stripesize 4096
root_dir 6
num_devices 1
compat_flags 0x0
compat_ro_flags 0x0
incompat_flags 0x161
( MIXED_BACKREF |
BIG_METADATA |
EXTENDED_IREF |
SKINNY_METADATA )
cache_generation 187
uuid_tree_generation 187
dev_item.uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
dev_item.fsid 9fea91c7-7b0b-4ef9-a83b-e24ccf2586b5 [match]
dev_item.type 0
dev_item.total_bytes 500105764864
dev_item.bytes_used 184708759552
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
sys_chunk_array[2048]:
item 0 key (FIRST_CHUNK_TREE CHUNK_ITEM 22020096)
length 8388608 owner 2 stripe_len 65536 type SYSTEM|DUP
io_align 65536 io_width 65536 sector_size 4096
num_stripes 2 sub_stripes 0
stripe 0 devid 1 offset 22020096
dev_uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
stripe 1 devid 1 offset 30408704
dev_uuid cbf2a2ce-9487-4c2d-98e9-5cc69ae59b26
backup_roots[4]:
backup 0:
backup_tree_root: 1084751872 gen: 187 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084702720 gen: 187 level: 2
backup_fs_root: 1084653568 gen: 187 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084817408 gen: 187 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 1:
backup_tree_root: 1083801600 gen: 184 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1083752448 gen: 184 level: 2
backup_fs_root: 1083604992 gen: 184 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1083867136 gen: 184 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 2:
backup_tree_root: 1084145664 gen: 185 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084080128 gen: 185 level: 2
backup_fs_root: 1083981824 gen: 185 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084211200 gen: 185 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
backup 3:
backup_tree_root: 1084473344 gen: 186 level: 1
backup_chunk_root: 22020096 gen: 145 level: 1
backup_extent_root: 1084424192 gen: 186 level: 2
backup_fs_root: 1084325888 gen: 186 level: 2
backup_dev_root: 1081655296 gen: 178 level: 0
backup_csum_root: 1084538880 gen: 186 level: 2
backup_total_bytes: 500105764864
backup_bytes_used: 153957298176
backup_num_devices: 1
next prev parent reply other threads:[~2018-06-29 22:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-29 11:04 btrfs suddenly think's it's raid6 marble
2018-06-29 11:33 ` Austin S. Hemmelgarn
2018-06-29 12:41 ` Qu Wenruo
2018-06-29 22:09 ` marble
2018-06-30 0:01 ` Chris Murphy
2018-06-30 4:02 ` marble
2018-06-29 22:11 ` marble [this message]
2018-06-30 14:44 ` Qu Wenruo
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