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May 25th. 2007:
April, 26th. 2006:
You are here: System->Tips and Tricks
Find process that block unmounting a partition or CDROM
You want to unmount a CDROM or a partition and get
umount: /boot: device is busy?
Just follow these steps to find out who blocks the partition:
# lsof /boot
COMMAND PID USER FD TYPE DEVICE SIZE NODE NAME
tail 8022 Sash 3r REG 3,1 1183 2022 /boot/grub/grub.conf
This output shows us that we got a tail command accessing /boot/grub/grub.conf.
You can either kill the given process with its PID or search through your consoles and shut down the programm using the file.
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