Ahojte,
mozno to raz niekomu pomoze:
# grep exchange /proc/mounts
/dev/hda3 /mnt/exchange vfat rw 0 0
# umount /mnt/exchange
umount: /mnt/exchange: device is busy
# fuser -v /mnt/exchange
USER PID ACCESS COMMAND
/mnt/exchange root kernel mount /mnt/exchange
A hadajte kto to bol? Samozrejme NFS server...
Zdravi
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Stano