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ychaouche/btrfs problem

Created October 23, 2025 16:42
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btrfs problem
initial error messages:
Je ne comprend pas, use est à 64% sur / et 35% sur /var...
root@messagerie[192.168.100.25] ~ # unlink .bashrc_c-bash: cannot create temp file for here-document: No space left on device
unlink: cannot unlink ‘.bashrc_c’: No such file or directory
root@messagerie[192.168.100.25] ~ # unlink .bashrc_c
.bashrc_common .bashrc_custom .bashrc_custom~
root@messagerie[192.168.100.25] ~ # unlink .bashrc_common
root@messagerie[192.168.100.25] ~ # df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 47G 30G 17G 64% /
udev 10M 0 10M 0% /dev
tmpfs 1.6G 149M 1.5G 10% /run
tmpfs 4.0G 0 4.0G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 4.0G 0 4.0G 0% /sys/fs/cgroup
/dev/sda6 959G 313G 605G 35% /var
root@messagerie[192.168.100.25] ~ #
2025-10-23 at 16:26:26
Je ne comprend toujours pas...
16:25:26 ~/SYNCHRO/bash -3- $ rsync .bashrc_common messagerie-backup:SYNCHRO/bash/
/root/.bashrc_custom: line 6: /root/.bashrc_common: No such file or directory
rsync: rename "/root/SYNCHRO/bash/.bashrc_common.zqp9Q7" -> ".bashrc_common": No space left on device (28)
rsync error: some files/attrs were not transferred (see previous errors) (code 23) at main.c(1183) [sender=3.1.0]
16:26:04 ~/SYNCHRO/bash -3- $
btrfs filesystem df:
root@messagerie[192.168.100.25] ~ # btrfs filesystem df /
Data, single: total=44.54GiB, used=27.88GiB
System, DUP: total=8.00MiB, used=16.00KiB
System, single: total=4.00MiB, used=0.00B
Metadata, DUP: total=1.00GiB, used=765.86MiB
Metadata, single: total=8.00MiB, used=0.00B
GlobalReserve, single: total=256.00MiB, used=0.00B
root@messagerie[192.168.100.25] ~ #
btrfs balance:
root@messagerie[192.168.100.25] ~ # btrfs balance start -musage=50 /
ERROR: error during balancing '/' - No space left on device
There may be more info in syslog - try dmesg | tail
root@messagerie[192.168.100.25] ~ # dmesg -T | tail
[Wed Oct 22 14:26:07 2025] systemd[1]: systemd-journald.service has no holdoff time, scheduling restart.
[Wed Oct 22 14:26:07 2025] systemd[1]: Stopping Journal Service...
[Wed Oct 22 14:26:07 2025] systemd[1]: Starting Journal Service...
[Wed Oct 22 14:26:07 2025] systemd[1]: Started Journal Service.
[Wed Oct 22 14:26:08 2025] systemd-journald[9038]: Received request to flush runtime journal from PID 1
[Thu Oct 23 21:43:28 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:43:28 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:43:29 2025] BTRFS info (device sda1): relocating block group 4194304 flags 4
[Thu Oct 23 21:43:29 2025] BTRFS info (device sda1): relocating block group 0 flags 2
[Thu Oct 23 21:43:30 2025] BTRFS info (device sda1): 3 enospc errors during balance
root@messagerie[192.168.100.25] ~ # btrfs balance start -musage=0 /
ERROR: error during balancing '/' - No space left on device
There may be more info in syslog - try dmesg | tail
root@messagerie[192.168.100.25] ~ # dmesg -T | tail
[Thu Oct 23 21:43:28 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:43:28 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:43:29 2025] BTRFS info (device sda1): relocating block group 4194304 flags 4
[Thu Oct 23 21:43:29 2025] BTRFS info (device sda1): relocating block group 0 flags 2
[Thu Oct 23 21:43:30 2025] BTRFS info (device sda1): 3 enospc errors during balance
[Thu Oct 23 21:50:02 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:50:02 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:50:03 2025] BTRFS info (device sda1): relocating block group 4194304 flags 4
[Thu Oct 23 21:50:03 2025] BTRFS info (device sda1): relocating block group 0 flags 2
[Thu Oct 23 21:50:05 2025] BTRFS info (device sda1): 2 enospc errors during balance
root@messagerie[192.168.100.25] ~ # dte
-bash: dte: command not found
root@messagerie[192.168.100.25] ~ # date
Thu Oct 23 17:15:11 CET 2025
root@messagerie[192.168.100.25] ~ # dmesg -t | tail
BTRFS info (device sda1): relocating block group 48347742208 flags 1
BTRFS info (device sda1): relocating block group 48347742208 flags 1
BTRFS info (device sda1): relocating block group 4194304 flags 4
BTRFS info (device sda1): relocating block group 0 flags 2
BTRFS info (device sda1): 3 enospc errors during balance
BTRFS info (device sda1): relocating block group 48347742208 flags 1
BTRFS info (device sda1): relocating block group 48347742208 flags 1
BTRFS info (device sda1): relocating block group 4194304 flags 4
BTRFS info (device sda1): relocating block group 0 flags 2
BTRFS info (device sda1): 2 enospc errors during balance
root@messagerie[192.168.100.25] ~ # dmesg -T | tail
[Thu Oct 23 21:43:28 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:43:28 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:43:29 2025] BTRFS info (device sda1): relocating block group 4194304 flags 4
[Thu Oct 23 21:43:29 2025] BTRFS info (device sda1): relocating block group 0 flags 2
[Thu Oct 23 21:43:30 2025] BTRFS info (device sda1): 3 enospc errors during balance
[Thu Oct 23 21:50:02 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:50:02 2025] BTRFS info (device sda1): relocating block group 48347742208 flags 1
[Thu Oct 23 21:50:03 2025] BTRFS info (device sda1): relocating block group 4194304 flags 4
[Thu Oct 23 21:50:03 2025] BTRFS info (device sda1): relocating block group 0 flags 2
[Thu Oct 23 21:50:05 2025] BTRFS info (device sda1): 2 enospc errors during balance
root@messagerie[192.168.100.25] ~ #
kernel logs: http://cwillu.com:8080/41.111.162.234/3
btrfs fi show:
root@messagerie[192.168.100.25] ~ # btrfs fi show /
Label: none uuid: 402fe8d1-92e5-4d8b-bd04-161e3a0c2353
Total devices 1 FS bytes used 28.62GiB
devid 1 size 46.57GiB used 46.57GiB path /dev/sda1Btrfs v3.17
root@messagerie[192.168.100.25] ~ #
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