The kernel's device manager, responsible for the contents of /dev.

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2
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0answers
334 views

Trying to create UDEV rule to mount removable drive exfat partition

So I am trying to create a udev rule to automatically mount a drives exfat partition to /media/offsite. My goal is to automatically mount a drive to /media/offsite and then kick off a .sh script to ...
1
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0answers
168 views

udev is creating wrong disk id symlinks

I have lots of HDD's on my system, all but one are on USB. Here's my output from ls -la /dev/disk/by-id/: ata-INTEL_SSDSC2CW060A3_CVCV2041010Y060AGN -> ../../sdc ...
1
vote
1answer
41 views

Failure during boot with service failures (slowing down PC)

While Ubuntu is starting and showing it's boot screen an error occurs for several times saying: failed to execute 'lib/udev/socket:4/org/freedesktop/hal/udev_event' ...
1
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0answers
53 views

Change automatically keyboard layout

I use custom keyboard layout. I have this script for setting it: #!/bin/bash setxkbmap -verbose us -variant altgr-intl xmodmap -verbose ~/.myxmodmap The problem is, that plugging the keyboard will ...
1
vote
2answers
362 views

3m ergo mouse wheel scrolling 14.04

I hope someone can help with this. Previously in Ubuntu 12 I was able to follow these instructions to get my mouse wheel to work. In 14.04, the hal-* functions no longer work and I cannot seem to find ...
2
votes
0answers
197 views

Assigning ehci-pci to an Epson V33 scanner instead of xhci_hcd

I have recently installed Xubuntu 14.04 on two computers. Computer A is a DELL Aptitude E5430 laptop, whereas Computer B is a home-mounted desktop, with an ASUS H87-Plus motherboard. I have been ...
0
votes
1answer
130 views

Run “sudo service udev reload” without root priviledges

I have a script that occasionally needs to run the command "service udev reload" but cannot as it needs root access. I don't want to stay logged in as root all the time, so I'm wondering if there is a ...
0
votes
1answer
386 views

udev rule not working

I cannot figure out why this rule wont fire: ACTION=="add", KERNEL=="sdb", SUBSYSTEMS=="scsi", ATTRS{model}=="Elements 1048*", RUN+="/usr/bin/mysync.sh" here is the additional info looking at ...
3
votes
2answers
573 views

Udev - How to change device group?

By default, all hard drive and usb drive devices belong to group "disk". I want to change usb drives to group "adm". I verified the ID_BUS $ udevadm info -q all -n /dev/sdb | grep ID_BUS E: ...
0
votes
1answer
41 views

Ubuntu Server: Boot Messages on terminal 7 (video) Why?

I use only text terminals in ubuntu server. Especially at boot time :) I've turned off plymouth splash screen and I get boot messages on terminal 1. But after couple of messages, active terminal is ...
3
votes
1answer
2k views

Why do my udev rules run if I use udevadm trigger, but NOT at boot time?

I'm having trouble with udev rules not running. Here's an example: I have a rule /etc/udev/rules.d/99-test.rules which contains: ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x8086", ...
6
votes
1answer
379 views

How to run a script when password is entered at the lock screen?

To toggle the enabling/disabling of my notebook's touchpad according to connected USB mouse, I used touchpad-indicator, which runs a daemon to monitor connected devices and take appropriate action. ...
0
votes
1answer
265 views

ID_FS_LABEL in udev

What is ID_FS_LABEL in udev? Also why doesn't it show up when I execute this command : sudo udevadm info --root --name=/dev/sdb The output that I get for the above command : vineet@vineet:~$ sudo ...
65
votes
5answers
12k views

I can read from /dev/null; how to fix it?

I read the Wikipedia article on /dev/null and was playing around by moving files to /dev/null. For this I created a test_file and put some contents in it: $ touch test_file $ echo "This is written ...
1
vote
0answers
307 views

What is the difference between /dev/tty* and /dev/bus/usb/001/002?

When I plug in a device that uses the LUFA USB framework (or any USB<->serial peripheral), Ubuntu creates a /dev/ttyACM* device file. It also creates a /dev/bus/usb/001/002 file and a ...
2
votes
1answer
151 views

Usb udev rule never worked for me

I try to have a USB device recognized as being part of my user group. So I don't have to issue a sudo during development time when I debug my program which access those devices. Especially painful ...
2
votes
1answer
846 views

Identify udev subsystems and devtypes

I have to write a python script to monitor for usb mass storage devices. To successfully filter the required media it must be identified by its subsystem and DEVTYPE. Does anyone know the required ...
0
votes
1answer
366 views

Multiseat in Ubuntu 13.10

I have a Ubuntu 13.10 Desktop machine with one Intel Integrated graphic card and one PCI graphic card.I want to implement Multiseat (2 seats) configuration with own set of keyboards, mice, and ...
0
votes
1answer
292 views

Why does my udev rule run several times?

I want to when I plug an usb device to my laptop, a script will be run just one time. So I use the udev rules system in UBUNTU 12.04. I wrote the below udev rule: ACTION=="add", SUBSYSTEMS=="usb", ...
0
votes
1answer
290 views

How to require mount with password of other internal hdd partitions for all mount-style applications (with udev)

I am trying to block access to other partitions with different file systems on the same physical hdd (layout: gpt) by preventing any partition mounting without requiring a password. FSTAB takes care ...
2
votes
0answers
345 views

Ubuntu Server 12.04: Boot hangs with error "udevd[538] inotify_add_watch(…) failed: invalid argument

I'm currently faced with the following situation: when rebooting a Ubuntu 12.04 LTS server after updating (it ran perfectly for a year or so, I updated it around two months ago and rebooted with no ...
1
vote
1answer
850 views

auto rip CD with morituri (or launch custom script on CD insert)

How can I automaticaly start ripping my CD when I insert a CD. There used to be a custom command option in the settings where you could run a custom command on CD insert. The I could use a bash script ...
2
votes
0answers
266 views

LVM logical volumes do not activate on boot on 13.10

I am running an UbuntuGNOME 13.10 and I set it up without an LVM during the installation process. I am now running it with to encrypted partitions, one is containing a LVM. This all works fine, ...
0
votes
1answer
624 views

udev + xrandr to set display gamma when plugging in a display works briefly, but gets overridden

I'm using a script like this to set the gamma values of my laptop screen and external monitor: #!/bin/bash export DISPLAY=:0 export XAUTHORITY=/home/peat/.Xauthority xrandr --output LVDS1 --gamma ...
1
vote
0answers
547 views

How to store LXC container's files in another folder

Well the answer seems to be given on https://help.ubuntu.com/13.04/serverguide/lxc.html#lxc-hostsetup page under Using a separate filesystem for the container store title but it doesn't work for me. ...
2
votes
1answer
1k views

udev rules seem ignored; can not prevent modem manager from grabbing device

I am trying to prevent modem manager from running when I plug my cell phone into a USB port. I have tried to add a custom rule with udev, but my custom rules seem ignored. I created a file ...
1
vote
1answer
563 views

Automatically disable mouse acceleration whenever mouse is plugged

I have a laptop and I often use a Logitech G5 mouse with it. I don't like acceleration while using the mouse. Thus I have to disable the acceleration every time I plug the mouse. Is there a way to ...
1
vote
1answer
243 views

Connect K8055n Experiment Board to Ubuntu

I purchased a K8055n Velleman Experimental Board and for some reason every program I run or if I try to access the board I get the following error: Could not open the k8055 (port:0) Please ensure ...
0
votes
1answer
6k views

Huawei e173s 3G USB dongle won't switch into modem mode

Output of lsusb | grep Huawei is Bus 003 Device 003: ID 12d1:1c0b Huawei Technologies Co., Ltd. E173s 3G broadband stick (modem off) I've checked if usb_modeswitch is set up properly as per ...
1
vote
2answers
833 views

Doubts about symbolic link Printer Brother all-in-one [Solved]

I have a doubt and confusion regarding symlinks on settings of "Brother MFC-660CN printer" I installed the drivers through an installation file of the website Brother The file is ...
1
vote
1answer
1k views

USB Mount Autorun a script using udev

I've spent a lot more time than I was expecting and was hoping I could get some help debugging. My goal is to sync files between my documents and my usb drive as soon as it is mounted. I've ...
1
vote
1answer
3k views

For pulseaudio what does tsched do (and what are the defaults)?

If I modify /etc/pulse/default.pa and change this line: load-module module-udev-detect to: load-module module-udev-detect tsched=0 I am clearly disabling tsched. Similarly if I change the line ...
0
votes
1answer
106 views

UDEV: how to match SYMLINK during remove event?

I am using libusb to contact with a printer. And I am writing a rule for udev to remove the printer when it is disconnected. I use symlink to indicate the device. But when removing, the rule is not ...
1
vote
2answers
481 views

Why would 70-persistent-net.rules have no effect?

I've got a saucy server with a lot of NICs and they end up with weird names like "rename19". I know interface names can be changed by modifying the /etc/udev/rules.d/70-persistent-net.rules file. The ...
0
votes
1answer
3k views

Adding to a file: /etc/udev/rules.d/51-android.rules

I am a complete n00bie, so please be gentle.... I have just started using Eclipse with the Android ADT setup and I attempting to set up a device for development. I have created the following file ...
3
votes
1answer
4k views

How to detect insertion of DVD disc?

In particular, how to catch it for the purposes of automounting the DVD filesystem? Update in response to Oli's answer: udev seems to be able to detect the insertion of DVD, as demonstrated by ...
1
vote
1answer
114 views

How to run a script when I connect a device?

new Linux user here (Ubuntu 12.04)... I've been looking on google and found some scripts that would make what I'm about to ask easier but what I would like to do is write a script that automatically ...
0
votes
1answer
306 views

Reducing the size of udev filesystem

I have this line in the output of df -h: udev 16G 4.0K 16G 1% /dev What is this thing doing? Do I need it, and if not, how can I reduce the size of it? As far as I know, this ...
0
votes
2answers
486 views

Remove persistent devices from file browser list

In my file browser, it lists all the drives and devices available for browsing. There is one that is from another OS installation, and I want to remove it from the list. Hiding devices using ...
1
vote
2answers
2k views

lsusb lists Galaxy Samsung Tab s2 & adb devices lists nothing

really, I do all my efforts to run an android project through eclipse on a tablet "Samsung galaxy Tab s2/ GT-P3100" under Ubuntu 12.04. i add the vendor id of samsung in ~/.android/adb_usb.ini ...
6
votes
6answers
6k views

How can I tell linux kernel to completely ignore a disk as if it was not even connected?

Notice Please scroll down for the answer (it has 0 points but it is the correct one). The problem is solved by a patch that will be in kernel 3.12.7 and up; I hope it will back-ported to earlier ...
1
vote
2answers
4k views

Using udev to automount external HDD

I have just installed a Plex Media Server to my Linux box and am happy with the idea of the server. My problem is the fact that Plex is not discovering ANY of the files on my external hard drive. The ...
3
votes
3answers
2k views

Problem with `notify-send`

I have been working in a script to change audio output when you (dis)connect am HDMI screen/TV. Basically it uses UDEV to check any change in the connection and acts accordingly. Everything works ...
2
votes
1answer
271 views

udev held back by apt-get while using ondrej systemd PPA

For probably about a month now, udev has been held back by apt-get when running apt-get updgrade. The following packages have unmet dependencies: udev : Depends: sysv-rc (>= 2.88dsf-24) but ...
1
vote
1answer
637 views

How can I detect unknown/unapproved devices with udev?

I'm designing a security sensitive setup for a client. The situation is as follows: Sensitive information has to be stored on a server that might be accessed by unauthorized personnel. There is no ...
1
vote
0answers
207 views

Why doesn't my udev rule work? [closed]

I created a file /etc/udev/rules.d/60.alsa.rules with the following content: KERNEL=="0000:00:1b.0", SUBSYSTEM=="pci", ATTR{label}=="Realtek High Definition Audio Device", ATTR{vendor}=="0x8086", ...
0
votes
1answer
560 views

Ubuntu Server: Udev automount - can't unmount this USB drive. Any Idea?

I use Ubuntu Server 12.04.03 LTS (without GUI) and wrote an udev rule: KERNEL=="sd?1", SUBSYSTEMS=="usb", ATTRS{product}=="Mass Storage Device", RUN+="/bin/mount /dev/%k /mnt/usbdrive" This is ...
0
votes
1answer
247 views

Upgrade to the latest LTS ubuntu server

I've the old OS installed in our server and I needed to install nodejs on the process I was required to update the system so I did apt-get update and in the process it breaks the libudev library and I ...
1
vote
1answer
1k views

ADB cannot see my tablet (Pipo S1)

I am unable to access my tablet (Pipo S1) through adb - after running adb devices, there are no devices visible. USB debugging is enabled, and I have tried 2 different USB ports and cables. I was ...
1
vote
1answer
2k views

Auto-unmount USB drive

I used to work for a long time with ubuntu 10.10 and I changed to a recent machine so I had to move to Ubuntu 13.04. One feature I'm now missing is the auto umount of usb drives. I've not been able to ...