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How to reduce log spew when btrfs drive fails?
How does BTRFS compare to ZFS?How can I remove a drive from a BTRFS RAID 1 setup to make it just a single (BTRFS) drive?LVM snapshot of btrfs volume changes mounted deviceHow to delete a btrfs snapshot?btrfs send from a 3tb drive ti btrfs-receive on a 1tb drivebtrfs write operations hang when appending to filesSystem hang when mounting btrfsHow to reduce size of mounted lvm volume with btrfs file systemHow to cancel btrfs defragmentationBTRFS unmountable after cold reboot (total_rw_bytes is twice too big)
I have btrfs raid-1. When one of the drives failed, I ran out of disk space.
The disk was used by:
- /var/log/messages
- /var/log/kern.log
- /var/log/syslog
All of these contained errors that look like this:
Mar 31 15:15:55 b2 kernel: [ 3816.592556] BTRFS warning (device
mmcblk0p4): i/o error at logical 217488986112 on dev /dev/sda,
physical 182894366720, root 5, inode 2943, offset 18087936, length
4096, links 1 (path: bitcoin/bitcoin-data/blocks/rev00740.dat)
Mar 31 15:15:55 b2 kernel: [ 3816.604975] scrub_handle_errored_block:
7743 callbacks suppressed
Mar 31 15:15:55 b2 kernel: [ 3816.604996] BTRFS error (device
mmcblk0p4): unable to fixup (regular) error at logical 217488797696 on
dev /dev/sda
also
Mar 31 15:20:45 b2 kernel: [ 4107.205771]
btrfs_dev_stat_print_on_error: 28954 callbacks suppressed
Mar 31 15:20:45 b2 kernel: [ 4107.205792] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087192, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206125] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087193, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206155] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087194, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206165] scrub_handle_errored_block:
9645 callbacks suppressed
I have
Linux l2 4.19.25+ #1205 Mon Feb 25 17:52:12 GMT 2019 armv6l GNU/Linux
btrfs-progs v4.7.3
$ btrfs fi show
Label: 'bitcoind' uuid: 8848dbdc-bf70-4de0-b06f-312ce71b396a
Total devices 2 FS bytes used 203.44GiB
devid 1 size 225.00GiB used 206.03GiB path /dev/sda
devid 2 size 225.00GiB used 206.03GiB path /dev/mmcblk0p4
$ btrfs fi df /mnt/btrfs_bitcoind/
Data, RAID1: total=204.00GiB, used=202.88GiB
System, RAID1: total=32.00MiB, used=48.00KiB
Metadata, RAID1: total=2.00GiB, used=581.30MiB
GlobalReserve, single: total=421.27MiB, used=0.00B
btrfs
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
add a comment |
I have btrfs raid-1. When one of the drives failed, I ran out of disk space.
The disk was used by:
- /var/log/messages
- /var/log/kern.log
- /var/log/syslog
All of these contained errors that look like this:
Mar 31 15:15:55 b2 kernel: [ 3816.592556] BTRFS warning (device
mmcblk0p4): i/o error at logical 217488986112 on dev /dev/sda,
physical 182894366720, root 5, inode 2943, offset 18087936, length
4096, links 1 (path: bitcoin/bitcoin-data/blocks/rev00740.dat)
Mar 31 15:15:55 b2 kernel: [ 3816.604975] scrub_handle_errored_block:
7743 callbacks suppressed
Mar 31 15:15:55 b2 kernel: [ 3816.604996] BTRFS error (device
mmcblk0p4): unable to fixup (regular) error at logical 217488797696 on
dev /dev/sda
also
Mar 31 15:20:45 b2 kernel: [ 4107.205771]
btrfs_dev_stat_print_on_error: 28954 callbacks suppressed
Mar 31 15:20:45 b2 kernel: [ 4107.205792] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087192, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206125] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087193, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206155] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087194, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206165] scrub_handle_errored_block:
9645 callbacks suppressed
I have
Linux l2 4.19.25+ #1205 Mon Feb 25 17:52:12 GMT 2019 armv6l GNU/Linux
btrfs-progs v4.7.3
$ btrfs fi show
Label: 'bitcoind' uuid: 8848dbdc-bf70-4de0-b06f-312ce71b396a
Total devices 2 FS bytes used 203.44GiB
devid 1 size 225.00GiB used 206.03GiB path /dev/sda
devid 2 size 225.00GiB used 206.03GiB path /dev/mmcblk0p4
$ btrfs fi df /mnt/btrfs_bitcoind/
Data, RAID1: total=204.00GiB, used=202.88GiB
System, RAID1: total=32.00MiB, used=48.00KiB
Metadata, RAID1: total=2.00GiB, used=581.30MiB
GlobalReserve, single: total=421.27MiB, used=0.00B
btrfs
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
add a comment |
I have btrfs raid-1. When one of the drives failed, I ran out of disk space.
The disk was used by:
- /var/log/messages
- /var/log/kern.log
- /var/log/syslog
All of these contained errors that look like this:
Mar 31 15:15:55 b2 kernel: [ 3816.592556] BTRFS warning (device
mmcblk0p4): i/o error at logical 217488986112 on dev /dev/sda,
physical 182894366720, root 5, inode 2943, offset 18087936, length
4096, links 1 (path: bitcoin/bitcoin-data/blocks/rev00740.dat)
Mar 31 15:15:55 b2 kernel: [ 3816.604975] scrub_handle_errored_block:
7743 callbacks suppressed
Mar 31 15:15:55 b2 kernel: [ 3816.604996] BTRFS error (device
mmcblk0p4): unable to fixup (regular) error at logical 217488797696 on
dev /dev/sda
also
Mar 31 15:20:45 b2 kernel: [ 4107.205771]
btrfs_dev_stat_print_on_error: 28954 callbacks suppressed
Mar 31 15:20:45 b2 kernel: [ 4107.205792] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087192, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206125] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087193, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206155] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087194, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206165] scrub_handle_errored_block:
9645 callbacks suppressed
I have
Linux l2 4.19.25+ #1205 Mon Feb 25 17:52:12 GMT 2019 armv6l GNU/Linux
btrfs-progs v4.7.3
$ btrfs fi show
Label: 'bitcoind' uuid: 8848dbdc-bf70-4de0-b06f-312ce71b396a
Total devices 2 FS bytes used 203.44GiB
devid 1 size 225.00GiB used 206.03GiB path /dev/sda
devid 2 size 225.00GiB used 206.03GiB path /dev/mmcblk0p4
$ btrfs fi df /mnt/btrfs_bitcoind/
Data, RAID1: total=204.00GiB, used=202.88GiB
System, RAID1: total=32.00MiB, used=48.00KiB
Metadata, RAID1: total=2.00GiB, used=581.30MiB
GlobalReserve, single: total=421.27MiB, used=0.00B
btrfs
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
I have btrfs raid-1. When one of the drives failed, I ran out of disk space.
The disk was used by:
- /var/log/messages
- /var/log/kern.log
- /var/log/syslog
All of these contained errors that look like this:
Mar 31 15:15:55 b2 kernel: [ 3816.592556] BTRFS warning (device
mmcblk0p4): i/o error at logical 217488986112 on dev /dev/sda,
physical 182894366720, root 5, inode 2943, offset 18087936, length
4096, links 1 (path: bitcoin/bitcoin-data/blocks/rev00740.dat)
Mar 31 15:15:55 b2 kernel: [ 3816.604975] scrub_handle_errored_block:
7743 callbacks suppressed
Mar 31 15:15:55 b2 kernel: [ 3816.604996] BTRFS error (device
mmcblk0p4): unable to fixup (regular) error at logical 217488797696 on
dev /dev/sda
also
Mar 31 15:20:45 b2 kernel: [ 4107.205771]
btrfs_dev_stat_print_on_error: 28954 callbacks suppressed
Mar 31 15:20:45 b2 kernel: [ 4107.205792] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087192, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206125] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087193, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206155] BTRFS error (device
mmcblk0p4): bdev /dev/sda errs: wr 1087194, rd 543622, flush 2,
corrupt 0, gen 0
Mar 31 15:20:45 b2 kernel: [ 4107.206165] scrub_handle_errored_block:
9645 callbacks suppressed
I have
Linux l2 4.19.25+ #1205 Mon Feb 25 17:52:12 GMT 2019 armv6l GNU/Linux
btrfs-progs v4.7.3
$ btrfs fi show
Label: 'bitcoind' uuid: 8848dbdc-bf70-4de0-b06f-312ce71b396a
Total devices 2 FS bytes used 203.44GiB
devid 1 size 225.00GiB used 206.03GiB path /dev/sda
devid 2 size 225.00GiB used 206.03GiB path /dev/mmcblk0p4
$ btrfs fi df /mnt/btrfs_bitcoind/
Data, RAID1: total=204.00GiB, used=202.88GiB
System, RAID1: total=32.00MiB, used=48.00KiB
Metadata, RAID1: total=2.00GiB, used=581.30MiB
GlobalReserve, single: total=421.27MiB, used=0.00B
btrfs
btrfs
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
asked yesterday
Aleksandr LevchukAleksandr Levchuk
1,90821635
1,90821635
add a comment |
add a comment |
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