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How do I fix device or resource busy?

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How do I fix device or resource busy?

5 Answers

  1. un-mount path sudo umount /your_path.
  2. remove mout path in /etc/fstab sudo nano /etc/fstab.
  3. reboot sudo reboot.
  4. remove directory sudo rm -rf /your_path.

How do I unmount a busy device?

If possible, let us locate/identify the busy process, kill that process and then unmount the samba share/ drive to minimize damage:

  1. lsof | grep ” (or whatever the mounted device is)
  2. pkill target_process (kills busy proc.
  3. umount /dev/sda1 (or whatever the mounted device is)

How do I force umount?

You can use umount -f -l /mnt/myfolder , and that will fix the problem.

  1. -f – Force unmount (in case of an unreachable NFS system). (Requires kernel 2.1.
  2. -l – Lazy unmount. Detach the filesystem from the filesystem hierarchy now, and cleanup all references to the filesystem as soon as it is not busy anymore.

Why is device busy Linux?

Sometimes when we want to “umount” a filesystem, we get a “device busy” message. The message means that the filesystem on the device is in use. The mount point of the filesystem could be for example : /usr . …

How do I get rid of device or resource busy?

Here is the solution:

  1. Go into the directory and type ls -a.
  2. You will find a . xyz file.
  3. vi .
  4. ps -ef | grep username.
  5. You will see the .
  6. kill -9 job_ids – where job_ids is the value of the 2nd column of corresponding error caused content in the 8th column.
  7. Now try to delete the folder or file.

How do you unmount in FS?

To unmount a mounted file system, use the umount command. Note that there is no “n” between the “u” and the “m”—the command is umount and not “unmount.” You must tell umount which file system you are unmounting. Do so by providing the file system’s mount point.

Can we unmount VAR?

Unmounting will remove the hard disk partition /var from the filesystem hierarchy. The space will not be freed. It all depends on what embend device you are working on. -> The system is not security-sensitive. /var also contains all connection access made to the board.

Why are .NFS files created?

nfsXXXX are created by NFS clients when a file that is currently opened on a client is deleted by that client. The client renames the file to . nfsXXXX which discourages other clients/processes from utilizing the file. The client that does the rename should delete the file once it’s been closed by the client process.

How do I delete NFS files?

So, in order to remove the file completely we must must kill that process which is currently using it. You can list down these files by running ‘ ls -lah ‘ command from nfs share mounted directory, the process needs to be killed which has open these files in order to release space .

How do I use fsck root filesystem?

To run fsck in recovery mode:

  1. Enter the boot menu and choose Advanced Options.
  2. Select the Recovery mode and then “fsck”.
  3. When prompted to remount the root file system choose “Yes”.
  4. Once done, resume the normal boot.

How do I unmount Tmpfs?

sudo umount -l /tmp , this should succeed right away, but all the applications that already use the old hierarchy will still be able to do that. Eventually, when no application will use old hierarchy the directory will be completely unmounted.

What does umount /MNT/Dir mean?

umount /mnt/dir umount: /mnt/dir: device is busy There are many reasons why the device is busy. Sometimes there are processes running which have open locks on it, sometimes there are other directories mounted on top of /mnt/dir.

What is umount2 in Linux?

Linux 2.1.116 added the umount2() system call, which, like umount(), unmounts a target, but allows additional flags controlling the behaviour of the operation: MNT_FORCE (since Linux 2.1.116) Force unmount even if busy.

How do I unmount a device from the mounted path?

Do notexecute above umountcommands when inside mounted path (Folder/Drive/Device) itself. First, you may use pwdcommand to validate your current directory path (which should not be the mounted path), then use cdcommand to get out of the mounted path – to unmount it later using above commands. Share Improve this answer Follow

Why can’t I umount a directory?

I often experience a problem to umount a directory: umount /mnt/dir umount: /mnt/dir: device is busy There are many reasons why the device is busy. Sometimes there are processes running which have open locks on it, sometimes there are other directories mounted on top of /mnt/dir.

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