[xubuntu-users] Can not unmount a usb pen drive

Tue Mar 8 18:52:04 UTC 2011

On 09/03/11 06:27, Tim H. wrote:
> On 3/8/2011 11:56 AM, Lee Gold wrote:
>>
>> Hi,
>>
>> Sorry if my "mindlessly" adjective and opinion ticked anyone off. Not 
>> being able to dismount a pendrive throws a wrench into my works, and 
>> I was frustrated. I have lost work before by pulling and not 
>> unmounting so I always want to unmount and not pull it out before that.
>>
>> Any help appreciated.
>>
>>
>>> ----- Original Message -----
>>> From: "Lee Gold"<leegold at operamail.com>
>>> To: xubuntu-users at lists.ubuntu.com
>>> Subject: [xubuntu-users] Can not unmount a usb pen drive
>>> Date: Sun, 6 Mar 2011 13:58:42 -0400
>>>
>>>
>>> When I try to unmount a USB pen drive it says: unable to
>>> unmount..another application is preventing.... Using Xubuntu 10.10.
>>> All I did was copy some stuff over to this drive. This is the type
>>> of thing that has to be easy to do and work mindlessly on a
>>> desktop...I'm going to power down the laptop and remove the drive...
>>>
>>> Here's my processes - what's locking the pen drive please for next
>>> time it happens? Also what's dbus? Do I need dbus?
>>>
>>> Thanks
>>>
>>> giga1 at giga1:~$ ps -e
>>> PID TTY TIME CMD
>>> 1 ? 00:00:00 init
>>> 2 ? 00:00:00 kthreadd
>>> 3 ? 00:00:00 ksoftirqd/0
>>> 4 ? 00:00:00 migration/0
>>> 5 ? 00:00:00 watchdog/0
>>> 6 ? 00:00:01 migration/1
>>> 7 ? 00:00:00 ksoftirqd/1
>>> 8 ? 00:00:00 watchdog/1
>>> 9 ? 00:00:00 events/0
>>> 10 ? 00:00:00 events/1
>>> 11 ? 00:00:00 cpuset
>>> 12 ? 00:00:00 khelper
>>> 13 ? 00:00:00 netns
>>> 14 ? 00:00:00 async/mgr
>>> 15 ? 00:00:00 pm
>>> 17 ? 00:00:00 sync_supers
>>> 18 ? 00:00:00 bdi-default
>>> 19 ? 00:00:00 kintegrityd/0
>>> 20 ? 00:00:00 kintegrityd/1
>>> 21 ? 00:00:00 kblockd/0
>>> 22 ? 00:00:00 kblockd/1
>>> 23 ? 00:00:00 kacpid
>>> 24 ? 00:00:00 kacpi_notify
>>> 25 ? 00:00:00 kacpi_hotplug
>>> 26 ? 00:00:00 ata_aux
>>> 27 ? 00:00:00 ata_sff/0
>>> 28 ? 00:00:00 ata_sff/1
>>> 29 ? 00:00:00 khubd
>>> 30 ? 00:00:00 kseriod
>>> 31 ? 00:00:00 kmmcd
>>> 32 ? 00:00:00 khungtaskd
>>> 33 ? 00:00:00 kswapd0
>>> 34 ? 00:00:00 ksmd
>>> 35 ? 00:00:00 aio/0
>>> 36 ? 00:00:00 aio/1
>>> 37 ? 00:00:00 ecryptfs-kthrea
>>> 38 ? 00:00:00 crypto/0
>>> 39 ? 00:00:00 crypto/1
>>> 51 ? 00:00:00 scsi_eh_0
>>> 52 ? 00:00:00 scsi_eh_1
>>> 54 ? 00:00:00 kstriped
>>> 55 ? 00:00:00 kmpathd/0
>>> 56 ? 00:00:00 kmpathd/1
>>> 57 ? 00:00:00 kmpath_handlerd
>>> 58 ? 00:00:00 ksnapd
>>> 59 ? 00:00:00 kondemand/0
>>> 60 ? 00:00:00 kondemand/1
>>> 61 ? 00:00:00 kconservative/0
>>> 62 ? 00:00:00 kconservative/1
>>> 315 ? 00:00:00 scsi_eh_2
>>> 344 ? 00:00:00 scsi_eh_3
>>> 349 ? 00:00:00 scsi_eh_4
>>> 352 ? 00:00:00 scsi_eh_5
>>> 353 ? 00:00:00 usb-storage
>>> 371 ? 00:00:00 jbd2/sda5-8
>>> 372 ? 00:00:00 ext4-dio-unwrit
>>> 373 ? 00:00:00 ext4-dio-unwrit
>>> 391 ? 00:00:00 scsi_eh_6
>>> 392 ? 00:00:00 usb-storage
>>> 410 ? 00:00:00 flush-8:0
>>> 440 ? 00:00:00 upstart-udev-br
>>> 443 ? 00:00:00 udevd
>>> 588 ? 00:00:00 udevd
>>> 589 ? 00:00:00 udevd
>>> 692 ? 00:00:00 kpsmoused
>>> 780 ? 00:00:00 cfg80211
>>> 820 ? 00:00:00 pccardd
>>> 833 ? 00:00:00 iwlagn
>>> 860 ? 00:00:00 pccardd
>>> 863 ? 00:00:00 r852
>>> 878 ? 00:00:00 hd-audio0
>>> 921 ? 00:00:00 phy0
>>> 1023 ? 00:00:00 scsi_eh_7
>>> 1046 ? 00:00:09 mount.ntfs-3g
>>> 1070 ? 00:00:00 rsyslogd
>>> 1100 ? 00:00:00 dbus-daemon
>>> 1109 ? 00:00:00 gdm-binary
>>> 1115 ? 00:00:00 NetworkManager
>>> 1116 ? 00:00:00 avahi-daemon
>>> 1119 ? 00:00:00 avahi-daemon
>>> 1121 ? 00:00:00 console-kit-dae
>>> 1123 ? 00:00:00 modem-manager
>>> 1198 ? 00:00:00 cupsd
>>> 1204 ? 00:00:00 gdm-simple-slav
>>> 1217 tty7 00:00:39 Xorg
>>> 1233 ? 00:00:00 wpa_supplicant
>>> 1250 tty4 00:00:00 getty
>>> 1254 tty5 00:00:00 getty
>>> 1260 tty2 00:00:00 getty
>>> 1261 tty3 00:00:00 getty
>>> 1282 tty6 00:00:00 getty
>>> 1315 ? 00:00:00 atd
>>> 1383 ? 00:00:00 acpid
>>> 1384 ? 00:00:00 cron
>>> 1393 ? 00:00:00 freshclam
>>> 1411 ? 00:00:00 winbindd
>>> 1439 ? 00:00:00 winbindd
>>> 1512 ? 00:00:00 dhclient
>>> 1533 ? 00:00:00 dbus-launch
>>> 1556 ? 00:00:00 gdm-session-wor
>>> 1586 ? 00:00:00 hald
>>> 1587 ? 00:00:00 hald-runner
>>> 1608 ? 00:00:00 upowerd
>>> 1610 tty1 00:00:00 getty
>>> 1658 ? 00:00:00 polkitd
>>> 1689 ? 00:00:00 hald-addon-inpu
>>> 1704 ? 00:00:00 hald-addon-rfki
>>> 1720 ? 00:00:00 hald-addon-gene
>>> 1721 ? 00:00:00 hald-addon-leds
>>> 1723 ? 00:00:00 hald-addon-stor
>>> 1725 ? 00:00:00 hald-addon-stor
>>> 1726 ? 00:00:00 hald-addon-stor
>>> 1738 ? 00:00:00 hald-addon-cpuf
>>> 1739 ? 00:00:00 hald-addon-acpi
>>> 1813 ? 00:00:00 gnome-keyring-d
>>> 1832 ? 00:00:00 sh
>>> 1861 ? 00:00:00 ssh-agent
>>> 1864 ? 00:00:00 dbus-launch
>>> 1865 ? 00:00:00 dbus-daemon
>>> 1874 ? 00:00:00 xscreensaver
>>> 1878 ? 00:00:00 xfce4-session
>>> 1880 ? 00:00:00 xfconfd
>>> 1889 ? 00:00:00 gconfd-2
>>> 1890 ? 00:00:00 xfsettingsd
>>> 1892 ? 00:00:00 xfwm4
>>> 1893 ? 00:00:02 Thunar
>>> 1895 ? 00:00:00 gam_server
>>> 1898 ? 00:00:03 xfdesktop
>>> 1899 ? 00:00:00 xfce4-panel
>>> 1900 ? 00:00:00 xfce4-power-man
>>> 1901 ? 00:00:00 xfce4-settings-
>>> 1906 ? 00:00:00 xfce4-menu-plug
>>> 1907 ? 00:00:00 xfce4-places-pl
>>> 1909 ? 00:00:00 gvfsd
>>> 1914 ? 00:00:00 gvfs-fuse-daemo
>>> 1918 ? 00:00:00 xfce4-mount-plu
>>> 1919 ? 00:00:00 xfce4-clipman-p
>>> 1920 ? 00:00:00 xfce4-mixer-plu
>>> 1923 ? 00:00:00 pulseaudio
>>> 1925 ? 00:00:00 rtkit-daemon
>>> 1942 ? 00:00:00 nm-applet
>>> 1947 ? 00:00:00 xfce4-volumed
>>> 1957 ? 00:00:00 polkit-gnome-au
>>> 1959 ? 00:00:00 applet.py
>>> 1969 ? 00:00:00 notify-osd
>>> 2036 ? 00:00:00 gvfs-gdu-volume
>>> 2038 ? 00:00:00 udisks-daemon
>>> 2039 ? 00:00:00 udisks-daemon
>>> 2044 ? 00:00:00 gvfs-gphoto2-vo
>>> 2046 ? 00:00:00 gvfs-afc-volume
>>> 2176 ? 00:00:00 dbus-launch
>>> 2177 ? 00:00:00 dbus-daemon
>>> 2261 ? 00:00:00 firefox
>>> 2265 ? 00:00:00 run-mozilla.sh
>>> 2269 ? 00:00:12 firefox-bin
>>> 2296 ? 00:00:00 xfce4-terminal
>>> 2297 ? 00:00:00 gnome-pty-helpe
>>> 2298 pts/0 00:00:00 bash
>>> 2318 pts/0 00:00:00 ps
>>> giga1 at giga1:~$
>>>
>>>
>>>
>>>
>>> -- 
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>>
>>>
>>
>>
>
>
> Are you using the umount command or the built-in thunar Unmount function?
>
> I find that thunar is unable to unmount mostly any usb drive I plug in 
> for one reason or another. I usually try to umount the drive and that 
> works fine.
>
> Tim
>
I have found this too. It seems to be a limitation of Thunar. I found 
that it seems to work fine with Nautilus. Or you can always use umount.

Roderick Aldridge