сб, 5 сент. 2026 г., 23:30 Ramiro Aceves <[email protected]>:

> Hello,
>
> I have an external USB hard disk partitioned with ext2 filesystem
> (/dev/sd0e mounted in /mnt/datos for file sharing between NetBSD and
> Linux) and I have had recurrent problems when rsync-ing files from the
> NetBSD  FFS filesystem to the EXT2 filesystem.
>
> netbsd-nuc$ df -h
> Filesystem     Size   Used  Avail %Cap Mounted on
> /dev/dk4       192G    94G    89G  52% /
> tmpfs          4.0G   844K   4.0G   1% /tmp
> kernfs         1.0K   1.0K     0B 100% /kern
> ptyfs          1.0K   1.0K     0B 100% /dev/pts
> procfs         4.0K   4.0K     0B 100% /proc
> tmpfs          4.0G   7.9M   4.0G   1% /var/shm
> /dev/sd0e      1.8T   157G   1.5T  10% /mnt/datos
>
> I have this simple rsync script file:
>
> netbsd-nuc$ cat copia_a_mnt_datos.sh
> #!/bin/sh
> rsync --delete-after -avP /etc /mnt/datos/COPIA_NETBSD_8I7/
> rsync --delete-after -avP /usr/pkg/etc /mnt/datos/COPIA_NETBSD_8I7/
> rsync --delete-after -avP /root /mnt/datos/COPIA_NETBSD_8I7/
> rsync --delete-after -avP --exclude='/home/ramiro/.cache' /home
> /mnt/datos/COPIA_NETBSD_8I7/
> rsync --delete-after -avP /var/cron /mnt/datos/COPIA_NETBSD_8I7/
> rsync --delete-after -avP /var/log /mnt/datos/COPIA_NETBSD_8I7/
> echo $?
>
> After a while rsync-ing many files, it stops for ever and no progression
> is made:
>
> 0 (xfr#2350, to-chk=234820/245092)
>
> home/ramiro/.mozilla/firefox/527cpmj0.default-default-2/storage/permanent/chrome/idb/3870112724rsegmnoittet-es.files/2256
>            1,028 100%    1.14kB/s    0:00:00 (xfr#2351,
> to-chk=234819/245092)
>
> home/ramiro/.mozilla/firefox/527cpmj0.default-default-2/storage/permanent/chrome/idb/3870112724rsegmnoittet-es.files/2257
>            1,028 100%    1.14kB/s    0:00:00 (xfr#2352,
> to-chk=234818/245092)
>
> home/ramiro/.mozilla/firefox/527cpmj0.default-default-2/storage/permanent/chrome/idb/3870112724rsegmnoittet-es.files/2258
> 000
>
> There are no strange dmesg messages:
>
> ..
> ..
> ..
>
> [    10.715843] wsmux1: connecting to wsdisplay0
> [    10.725843] wskbd1: connecting to wsdisplay0
> [    19.875844] wsdisplay0: screen 1 added (default, vt100 emulation)
> [    19.875844] wsdisplay0: screen 2 added (default, vt100 emulation)
> [    19.875844] wsdisplay0: screen 3 added (default, vt100 emulation)
> [    19.875844] wsdisplay0: screen 4 added (default, vt100 emulation)
> [    20.665844] audio2: slinear_le:16 2ch 44100Hz, blk 12000 bytes
> (68ms) for recording
> netbsd-nuc$
>
>
>
> top command for rsync command says:
>
>
>
> load averages:  0.54,  0.68,  0.62;               up 0+06:14:33
>             22:18:21
> 86 processes: 85 sleeping, 1 on CPU
> CPU states:  6.5% user,  0.0% nice,  2.5% system,  1.0% interrupt, 89.9%
> idle
> Memory: 9992M Act, 448M Inact, 480M Wired, 377M Exec, 7011M File, 3559M
> Free
> Swap: 16G Total, 16G Free / Pools: 1121M Used / Network: 19K In, 31K Out
>
>    PID USERNAME PRI NICE   SIZE   RES STATE       TIME   WCPU    CPU
> COMMAND
>   6639 root      85    0    41M   27M select/7    0:09  0.00%  0.00%
> rsync --delete-after -avP --exclude=/home/ramiro/.cache /home
> /mnt/datos/COPIA_NETBSD_8I7/
>   8182 root      82    0    41M 3956K bioloc/0    0:07  0.00%  0.00%
> rsync --delete-after -avP --exclude=/home/ramiro/.cache /home
> /mnt/datos/COPIA_NETBSD_8I7/
>   6096 root      85    0    41M   25M select/6    0:03  0.00%  0.00%
> rsync --delete-after -avP --exclude=/home/ramiro/.cache /home
> /mnt/datos/COPIA_NETBSD_8I7/
>
> with systat iostat I do not see any sd0 disk activity at all.
>
> After killing rsync commands I cannot umount sd0e partition. It normally
> ends in having to fsck the partition in the next reboot (about 1 hour of
> fsck)
>
> Why does it stop and stay for ever? Is it a problem with rsync command?
> or is it a problem with ext2 filesystem?
>

I think I saw something similar but  on ext3 formatted 2Tb external usb
drive rsynced  from Linux .

I connected it to back usb port (as opposed to front ports on desktop
case)  and problem disappeared.


> Thanks so much.
> Ramiro.
>
>

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