From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from nmsh3.e.nsc.no ([193.213.121.74]:47388 "EHLO nmsh3.e.nsc.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753792AbbL2UTP (ORCPT ); Tue, 29 Dec 2015 15:19:15 -0500 Subject: Re: Btrfs scrub failure for raid 6 kernel 4.3 To: Chris Murphy Cc: Btrfs BTRFS References: <567FEEB6.3080701@online.no> <56806F06.50309@online.no> <568098B1.2040908@online.no> <5681A4D5.4060203@online.no> <5681BDD0.1060407@online.no> From: Waxhead Message-ID: <5682EABB.8040408@online.no> Date: Tue, 29 Dec 2015 21:19:07 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: Chris Murphy wrote: > On Mon, Dec 28, 2015 at 3:55 PM, Waxhead wrote: > >> I tried the following.... >> >> btrfs-image -t4 -c9 /dev/sdb1 /btrfs_raid6.img >> checksum verify failed on 28734324736 found C3E98F3B wanted EB2392C6 >> checksum verify failed on 28734324736 found C3E98F3B wanted EB2392C6 >> checksum verify failed on 28734324736 found 5F516E2A wanted BBB2D39C >> checksum verify failed on 28734324736 found C4AA0B8D wanted 41745FB5 >> checksum verify failed on 28734324736 found C3E98F3B wanted EB2392C6 >> bytenr mismatch, want=28734324736, have=16273726433708437499 >> Error reading metadata block >> Error adding block -5 >> checksum verify failed on 28734324736 found C3E98F3B wanted EB2392C6 >> checksum verify failed on 28734324736 found C3E98F3B wanted EB2392C6 >> checksum verify failed on 28734324736 found 5F516E2A wanted BBB2D39C >> checksum verify failed on 28734324736 found C4AA0B8D wanted 41745FB5 >> checksum verify failed on 28734324736 found C3E98F3B wanted EB2392C6 >> bytenr mismatch, want=28734324736, have=16273726433708437499 >> Error reading metadata block >> Error flushing pending -5 >> create failed (Success) >> >> Well, I can't make out what this is supposed to mean, but no output file... > Dunno. Maybe btrfs-show-super -fa for each device, along with > btrfs-debug-tree output to a file might have some useful info > for a dev. It could be a while before we hear from one though, > considering the season. > The btrfs-debug-tree creates about 56.3 megabytes of text for each device a few checksums (marked [match]) and dev.item.uuid differs between the files for all partitions so I will leave that out of this post. The output of btrfs-show-super -fa for each device follows: --snip-- superblock: bytenr=65536, device=/dev/sdb1 --------------------------------------------------------- csum 0xdedfa466 [match] bytenr 65536 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid c14fb599-f515-4feb-a458-227af0af683b dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=67108864, device=/dev/sdb1 --------------------------------------------------------- csum 0x7ebe8ca8 [match] bytenr 67108864 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid c14fb599-f515-4feb-a458-227af0af683b dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=65536, device=/dev/sdc1 --------------------------------------------------------- csum 0xf975b895 [match] bytenr 65536 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid 9a1af441-88fc-43b1-b1f8-e1d1163195ef dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 2 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=67108864, device=/dev/sdc1 --------------------------------------------------------- csum 0x5914905b [match] bytenr 67108864 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid 9a1af441-88fc-43b1-b1f8-e1d1163195ef dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 2 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=65536, device=/dev/sdd1 --------------------------------------------------------- csum 0x182c19c3 [match] bytenr 65536 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid a1ae2083-2730-4611-b019-ba9954c8fa13 dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 3 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=67108864, device=/dev/sdd1 --------------------------------------------------------- csum 0xb84d310d [match] bytenr 67108864 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid a1ae2083-2730-4611-b019-ba9954c8fa13 dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 3 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=65536, device=/dev/sde1 --------------------------------------------------------- csum 0xaa2b7d21 [match] bytenr 65536 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid 3458b150-02a7-44a5-81e5-61a734e30439 dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 4 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=67108864, device=/dev/sde1 --------------------------------------------------------- csum 0x0a4a55ef [match] bytenr 67108864 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid 3458b150-02a7-44a5-81e5-61a734e30439 dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 4 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=65536, device=/dev/sdf1 --------------------------------------------------------- csum 0x1ad4ce81 [match] bytenr 65536 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid c292e6f4-d113-47af-96bf-1b262ef28c77 dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 5 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=67108864, device=/dev/sdf1 --------------------------------------------------------- csum 0xbab5e64f [match] bytenr 67108864 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid c292e6f4-d113-47af-96bf-1b262ef28c77 dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 5 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=65536, device=/dev/sdg1 --------------------------------------------------------- csum 0xa5a6757e [match] bytenr 65536 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid 094d2a3c-f538-4a4e-850a-e611f2517e7f dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 6 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 superblock: bytenr=67108864, device=/dev/sdg1 --------------------------------------------------------- csum 0x05c75db0 [match] bytenr 67108864 flags 0x1 ( WRITTEN ) magic _BHRfS_M [match] fsid 2832346e-0720-499f-8239-355534e5721b label generation 15529 root 28539699200 sys_array_size 257 chunk_root_generation 15524 root_level 0 chunk_root 28416425984 chunk_root_level 0 log_root 0 log_root_transid 0 log_root_level 0 total_bytes 49453105152 bytes_used 9239322624 sectorsize 4096 nodesize 16384 leafsize 16384 stripesize 4096 root_dir 6 num_devices 6 compat_flags 0x0 compat_ro_flags 0x0 incompat_flags 0xe1 ( MIXED_BACKREF | BIG_METADATA | EXTENDED_IREF | RAID56 ) csum_type 0 csum_size 4 cache_generation 15529 uuid_tree_generation 15529 dev_item.uuid 094d2a3c-f538-4a4e-850a-e611f2517e7f dev_item.fsid 2832346e-0720-499f-8239-355534e5721b [match] dev_item.type 0 dev_item.total_bytes 8242184192 dev_item.bytes_used 3305111552 dev_item.io_align 4096 dev_item.io_width 4096 dev_item.sector_size 4096 dev_item.devid 6 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 28416409600) chunk length 67108864 owner 2 stripe_len 65536 type SYSTEM|RAID6 num_stripes 6 stripe 0 devid 5 offset 303038464 dev uuid: c292e6f4-d113-47af-96bf-1b262ef28c77 stripe 1 devid 4 offset 1048576 dev uuid: 3458b150-02a7-44a5-81e5-61a734e30439 stripe 2 devid 3 offset 1074790400 dev uuid: a1ae2083-2730-4611-b019-ba9954c8fa13 stripe 3 devid 2 offset 1074790400 dev uuid: 9a1af441-88fc-43b1-b1f8-e1d1163195ef stripe 4 devid 6 offset 1074790400 dev uuid: 094d2a3c-f538-4a4e-850a-e611f2517e7f stripe 5 devid 1 offset 1074790400 dev uuid: c14fb599-f515-4feb-a458-227af0af683b backup_roots[4]: backup 0: backup_tree_root: 28541386752 gen: 15526 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28541403136 gen: 15526 level: 1 backup_fs_root: 28496560128 gen: 15514 level: 2 backup_dev_root: 28540829696 gen: 15524 level: 0 backup_csum_root: 28541452288 gen: 15526 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9164218368 backup_num_devices: 6 backup 1: backup_tree_root: 28502654976 gen: 15527 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28513714176 gen: 15528 level: 1 backup_fs_root: 28513566720 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28513615872 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9206489088 backup_num_devices: 6 backup 2: backup_tree_root: 28538421248 gen: 15528 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28538028032 gen: 15528 level: 1 backup_fs_root: 28537700352 gen: 15528 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28537864192 gen: 15528 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 backup 3: backup_tree_root: 28539699200 gen: 15529 level: 0 backup_chunk_root: 28416425984 gen: 15524 level: 0 backup_extent_root: 28539420672 gen: 15529 level: 1 backup_fs_root: 28539109376 gen: 15529 level: 2 backup_dev_root: 28513550336 gen: 15527 level: 0 backup_csum_root: 28539289600 gen: 15529 level: 2 backup_total_bytes: 49453105152 backup_bytes_used: 9239322624 backup_num_devices: 6 --snip---