Questions relating to the unmounting of the filesystem of media connected to the computer, whether that is done via software or manually by the user using the command-line.

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0
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1answer
34 views

External HDD automatically get back after safe remove

This is weird! I use udisks --detach /dev/sdb for safely remove my hard disk. after 2 sec hard drive automatically mounted and nautilus window pops up. This is output of udevadm monitor --udev. UDEV ...
1
vote
1answer
61 views

Why does umount automatically remove the mount point of a drive that has been mounted with a file manager?

If I mount a drive using the file manager (I'm using PCManFM), the mount point is automatically removed when I run the umount command. However, if I mount by running mkdir and then mount, I have to ...
1
vote
3answers
81 views

Is it possible to unmount the /home partition?

I want to recover some files in my home directory using extundelete http://sourceforge.net/projects/extundelete/ This tool needs to unmount the device before start to work, but I cannot umount ...
0
votes
0answers
85 views

curlftpfs mount disagrees with the fstab

I am working with curlftpfs to mount a remote FTP directory locally in Kubuntu 12.04 64-bit. I have the following entry in my /etc/fstab: curlftpfs#ftp_user:ftp_password@ftp_server /mnt/nimh fuse ...
0
votes
0answers
613 views

Can't format USB drive

I have a 4 Gig USB drive that I'd like to format. I go to the Disk Utility, and try to format it, but it says that the device is busy. (This same error occurs no matter whether I tried to format the ...
1
vote
0answers
130 views

12.04 LTS reboot issue: fsck forced

after having upgraded from 10.04 to 12.04 LTS I have the following problems at shutdown/reboot: - the only way to reliably shot-down system is to log-out from all user and shut-down from login screen ...
1
vote
1answer
101 views

Do I need to umount USB drive before unplugging it when using udev?

Ubuntu 12.04.1 LTS I'm about to set up udev rules to automatically mount/umount an external USB drive when plugged or unplugged. I'm concerned that by using udev to automatically unmount the ...
0
votes
1answer
137 views

When can I safely unplug an external drive on 12.10?

I have browsed several answers... but none seems to address my question. As reported in bug #1067876 the options to "safely remove" an external drive is gone. No problem! Umount is sufficient for ...
1
vote
0answers
346 views

mount/unmount issues while restarting/shutting down (not mounted / is busy)

When restarting or shutting down Ubuntu 12.10 the clean (graphic screen) process is interrupted by the following messages: * Deactivating swap ... [ OK ] * mount: /run/lock: not mounted [ fail ] * ...
1
vote
3answers
2k views

umount: it seems [device] is mounted multiple times

i was finishing up a job with a compact flash when, trying to unmount it: #> umount /dev/sda2 umount: it seems /dev/sda2 is mounted multiple times Looking at what mount says: #> mount | ...
6
votes
4answers
1k views

Mounting Samba share whenever it's available, unmounting when it's not

I am trying setup permanent samba share mounts. That's not too hard using these instructions. But, I want them to Automatically remount whenever I join the network where these shares are available. ...
1
vote
1answer
798 views

Problems with mounting .ISO files

I'm using Precise, with GNOME. I've attempted to install some retro, multi-cd games (KOTOR1) via .ISO images and WINE, but I can't get the ISO's to mount correctly. First I tried GMountISO, which ...
1
vote
0answers
250 views

How to prevent hangs of Nautilus or Krusader when NAS is disconnected? [closed]

I tried to find a solution for this and I failed. I mount my NAS to my laptop, but when the connection is down the file-manager hang for a lot of time... Since this is a laptop, and it is on the go, ...
4
votes
2answers
1k views

how to umount /home in ssh?

I would like ssh, sudo su and umount /home and run diagnostic on it. Is there a runlevel I can used to close X and other process using /home while keeping network access? Or another way? thanks
3
votes
1answer
386 views

How to stop umount all when I exit ssh session? [closed]

So when i'm logged into Lucid via ssh, and type exit to end the session, umount -a is run first by the system. I see the follow message before it logs me out: umount: /home: device is busy. (In ...
2
votes
2answers
223 views

Do I need to reboot my computer to read data from two SD cards?

I stuck an SD card in the card reader, imported my photos with Shotwell, deleted the photos from the card (again, with Shotwell), then right-clicked on the desktop icon and safely removed the card. I ...
1
vote
1answer
1k views

Auto-mount in fstab no longer working until manually running 'sudo mount -a'

I have 3 SMB shared drives I need to connect to for work purposes. I had Ubuntu 10.10 Maverick and had all my drives loaded into fstab to be auto-mounted. Everything worked fine for a while but just ...
1
vote
1answer
1k views

Use Upstart to umount NFS at shutdown/restart?

I want to umount NFS drive at shutdown/restart. I connect to it with my laptop, and due to known bug, the system shuts down for ten minutes, instead for 20 seconds, when the NFS is mounted. I used to ...
1
vote
0answers
330 views

Why don't my external USB hard disks umount when I shutdown? [closed]

I have an usb external disk and I spin-down it through "hd-idle", a utility I found here: http://hd-idle.sourceforge.net. I thought that when Ubuntu shutdown, it unmount all partitions, whether these ...
3
votes
1answer
667 views

Local file system not properly unmounted during shutdown

I have a file system with two HDDs and several partitions mounted separately locally. /root, /home, /usr, /var, /local/share, /home/bernhard/fotos/bilder, /backup are on separate partitions and are ...
4
votes
2answers
338 views

How do you forcibly unmount a disk when you press the eject button on an optical drive?

When upgrading my hardware, I also upgraded to Ubuntu 10.10. On my previous system (with 10.04 and earlier). when I ejected a disk from the optical drive, the sub-folder in the /media directory was ...
4
votes
2answers
525 views

Why does Nautilus ask me to “… empty the trash before you unmount?”

I have a SATA hard-drive, formatted as ext4, which is detected by Nautilus each time I boot the computer. I do need to click on it, in Places, to actually mount it. That's okay, I'm happy with ...
12
votes
3answers
2k views

How do I find out which process is preventing a umount?

When I do sudo umount /media/KINGSTON I got umount: /media/KINGSTON: device is busy. I close all the windows and make sure all shell are pointing to other directories. How can I find which ...
7
votes
2answers
413 views

Are pre-existing files in a mountpoint directory safe and uneffected?

I've noticed that pre-existing files in a "mountpoint" directory disappear when the mount command is applied... and then they re-appear when the directory is unmounted. Are these files just on ...
1
vote
2answers
197 views

Unmounting several partitions at once

I have this portable hard disk with 4 partitions. When I need to safely remove the device I have to unmount each partition manually. Is there a way I can unmount all at once? Or is it suffice to ...
15
votes
3answers
4k views

Disk Utility: What's the difference between “Unmount” and “Safe Removal”?

System > Administration > Disk Utility What's the difference between "Unmount Volume" and "Safe Removal"? Say you insert a flash drive and open the Disk Utility UI, if you click on "Safe Removal" you ...
10
votes
2answers
1k views

Why do I need root privileges to umount a drive at the command line, but not in nautilus? How to change?

When I insert a thumb drive, media card, or USB hard drive, to unmount it via the command line, I need to use sudo umount /media/the_device But, I can unmount the device in a file manager like ...