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What is DM device?

A message could be seen when system shuts down, which is "Failure-finalizing DM device." What is DM device and how can I solve the problem? HELLOVENUS, Fantagio
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0answers
36 views

How to open device (formerly “device file”) for ioctl?

It's been a while since I've done any significant work down in the guts of *ix-like systems, so I was a bit surprised to find that devices like eth0 and wlan0 are no longer represented by nodes in or ...
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1answer
33 views

How to find full path for device file of usb camera connected?

i have connected my logitech quickcam E2500 and i want to know the path to the device file. what is the code to find it.
1
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1answer
59 views

Are Device Drivers integrated in the Kernel?

I know that the kernel uses device drivers to interact with hardware. But laptops for example come with all kind of hardware configurations. Yet, after installing Linux, somehow the kernel manages to ...
3
votes
1answer
159 views

What navigation application can I use on Ubuntu phone devices, is it good as Google Map navigation?

What navigation application can I use on Ubuntu phone devices (the BQ Aquaris E4.5 & E5), while driving? Is it as good as the android default navigation system? Thank you
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1answer
39 views

Can Ubuntu Phone run on LG Optimus L4 E440?

I have a lg optimus l4 ii E44. with 3.8 inch screen 512mb of RAM and want to know if phone runs ubuntu. Thank
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1answer
49 views

How to send MIDI raw data to a MIDI device node?

Context and experiments I have a virtual MIDI device, as card #1, named VirMIDI. There are associated ALSA sequencer clients (not raw MIDI), as Virtual Raw MIDI 1-0 to Virtual Raw MIDI 1-3. There are ...
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0answers
107 views

USB device in lsusb and dmesg, not in fdisk or /dev

I try to connect my camera to my laptop via USB. dmesg seems happy: [70259.740098] usb 1-1: new high-speed USB device number 7 using ehci-pci [70259.933939] usb 1-1: New USB device found, ...
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0answers
41 views

How to check what devices are conncted to serial port

When I am trying to program my Arduino and try to flash the code, I get outputs like avrdude: stk500_recv(): programmer is not responding avrdude: stk500_getsync() attempt 4 of 10: not in sync: ...
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0answers
78 views

How to find device file for USB-to-UART Bridge board on a Virtual Machine?

We have an Ubuntu guest OS on a VirtualBox VM over Windows 7 laptop. We connected a development kit containing a Silicon Labs CP2102 USB-to-UART Bridge chip. The board is connected via USB to the PC, ...
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0answers
36 views

DVD writer isn't detected on 14.04

I was ready to put Opensuse.iso in my empty dvd when i went to files and check if it detected the device. it didnt. I went to Disks and it said it had no media. How can I make my DVD appear on the ...
3
votes
1answer
62 views

Printer Drivers for the Epson XP-200 for ubuntu 14.04

My printer is the Epson Expression XP-200, and I am unable to locate drivers for my printer. I have tried using "Add printer" to no avail. The Epson website does not list Linux drivers for this ...
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vote
1answer
27 views

What'd be a good SEd trick to list the properties of all X input devices?

A list of X input devices is returned using the command xinput --list and the properties of an input device are listed using a command of the form xinput --list-props "device name". How could SEd be ...
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0answers
7 views

Disconnected device listed everywhere

I've inserted an old USB card, but whatever operation on it cause the system to block (no response at all to keyboard event or mouse clicks, but the mouse pointer still moved). So, I decided to ...
1
vote
1answer
118 views

Different applications, different sound output devices

I would find it really useful if I could make it so that music I am playing on YouTube in Chrome comes out of speakers, and the sound from other applications comes out of my earphones, so I am ...
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0answers
40 views

USB device not detected

I have an audio recorder plugged to the laptop via USB. However, it is not correctly mounted by Ubuntu. I haven't plugged it since some weeks, but I'm sure that the last time it was correctly ...
2
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2answers
143 views

USB devices not detected

None of them seem to show up in lsusb. Neither my mouse nor any USB drives. Bus 001 Device 002: ID 8087:8000 Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device ...
5
votes
2answers
701 views

Why are my DVD and Bluray drives called /dev/srX? What does sr stand for?

When I first started using Ubuntu, I think my CD drives were mapped through /dev/cdrom0 and /dev/cdrom1, etc. but looking at things today, you can see they now come through on a sr prefix: $ ll ...
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1answer
25 views

How to run any process from /dev/console?

I want to run any simple process e.g. ./test.sh which is printing date, but on /dev/console instead of /dev/ttyN or /dev/pts/N. How do I run this program on to /dev/console? Please Help...
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0answers
13 views

I want to download Ubuntu 14.04 source to my CentOS :Linux jwang 2.6.32-279.el6.x86_64 [duplicate]

I want to download Ubuntu to my 14.04 source to my CenTOS :Linux jwang 2.6.32-279.el6.x86_64 #1 SMP Fri Jun 22 12:19:21 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux I also I would like to compile this ...
1
vote
1answer
89 views

cutecom not comunicating

I need some help communicating with a serial port device. I have the serial port set to "auto" IRQ in the BIOS. The device (a Temperature controller) has the following Data protocol: Baud:9600 Tx ...
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2answers
71 views

How can I force USB devices to keep the same device file even after they crash and are reset?

I have 3 USB webcams and 3 Arduino's plugged into the same computer. On startup, they are labeled /dev/videoN (N goes from 0 to 2) and /dev/ttyACMN (N goes from 0 to 2). So far, so good. The problem ...
1
vote
1answer
29 views

Which files contain information about the physical partition?

I maintain a weekly updated backup of my whole hard disk with Kubuntu 14.04, thanks to Rsync. I rarely need to restore the back up, but today I did something nasty to my OS, too complex to try to fix ...
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0answers
16 views

Change device order in Ubuntu Files (default File Explorer) [duplicate]

In my Windows File Explorer, the sort order of my partition is : System (Disk1) Data (Disk1) Multimedia (Disk1) Image (Disk1) Others (Disk1) DISK2 (Disk2) But in my Ubuntu File Explorer (default ...
0
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1answer
149 views

DVD burners can't find a device (14.10)

Please be gentle! I am trying to create data disk archives on DVD. I have used XFburn, K3B, Brasero (junk) and Nautilus. In every case but one none of the utilities can locate a burning device. ...
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0answers
64 views

In gnome ubuntu how can I remove unwanted devices from nautilus' sidebar?

I use gnome ubuntu... installed it last night. I'm very pleased with how fast it is and how much ssd space I now have. In windows 8 I had about 20GB left, with ubuntu and the same apps installed I now ...
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4answers
1k views

Where is gparted in Ubuntu 14.10?

How do I find gparted in Ubuntu 14.10, searching from the launcher sends me to Wiki or shopping?
2
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0answers
90 views

Device not identified as removable

I have an ebook reader (Kobo Aura) that used to appear as a removable device when connected (in KDE's device notifier). Some time in the last month or so (I haven't upgraded the device), it has ...
1
vote
1answer
77 views

How to identify my device by their physical path?

I'm creating a computer which manipulate harddrives. I would like to identify the harddrive not by the order in which I plug them into my computer but by the slot I put them into. I know Ubuntu ...
0
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0answers
15 views

How to prevent windows pop-up at the insertion of a removable device? [duplicate]

I'm using Ubuntu 14.04, and I'd like to get rid of a little annoyance in the system. Basically every time that I insert a new device (mostly the multi-partitioned external Hard Disk), Ubuntu ...
0
votes
1answer
72 views

About my GPU- is it integrated?

Here is my grephics card output on lspci | grep VGA: NVIDIA Corporation GF119 [GeForce GT 610] (rev a1) I did not buy my computer, but I heard, so it has integrated graphics card. I want to know- is ...
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3answers
38 views

How can I un-register then re-register NICs without rebooting?

I have an Ubuntu VM that's using iptables to forward packets. After each reboot, the maximum throughput of the forwarding is significantly different, so I'm trying to narrow down which step is ...
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0answers
63 views

Confusing mount for cd-rom

I'm confused as to what is happening here. If I use wodim: wodim --devices I get this result: wodim: Overview of accessible drives (1 found) : 0 dev='/dev/sg0' rwrw-- : 'hp' 'CDDVDW ...
1
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2answers
281 views

Does ubuntu run on any other devices besides pc's? [closed]

Does ubuntu run on any other devices besides personal computers?
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0answers
5 views

Ubuntu for Tablet A3000-H. How I can install Ubuntu on my tablet? [duplicate]

Please make create more ubuntu for devices..im using Lenovo tablet a3000h..and I want to install ubuntu but..nothing for it.so help me for that?
1
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1answer
392 views

How to Create Virtual Block Devices

I want to create multiple virtual block devices like /dev/sda and then use them to create an md device for test purpose. I have mounted my root filesystem on /dev/sda1 and don't have extra space to ...
2
votes
1answer
234 views

I can't get GPS working with Google Maps on my Nexus 4

I have a Nexus 4 with Ubuntu 14.10 (r243) running on it. None of my installed apps can access GPS information. OSM Touch says "No GPS available", and Google Maps says "Your location could not be ...
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0answers
32 views

Problems with USB devices

I'm a newbie when it comes to Linux, but I've been using it in quite a while and I'm enjoying so much! But since I edited my /etc/apt/sources.list file I've had a problem with downloading packages, ...
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2answers
26 views

Installation of data card

I am unable to use my data card. How can I use it. Basically I am using a data card which has auto installer option for which whenever I plug it on any device it installs automatically. But in ubuntu ...
1
vote
3answers
313 views

How to get list of all non-removable disk device names (SSD/HDD and SATA/IDE only)?

I need a list of all disk device names (not USB or CD ROM) in the following form DRIVES='sda sdb' so that I can loop through them in a bash script. Ideal solution would not have to install a special ...
0
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0answers
99 views

Sound Settings Cannot Use Internal Desktop Speakers After Upgrade to 14.04

Upgraded from Ubuntu 12.04 to 14.04. The sound settings after upgrade only has headphones (and headphones work fine). Under 12.04 I used to access internal desktop speakers through "LFE on Separate ...
0
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0answers
83 views

Device not visible under file view

So as of last week everything was good and dandy, but now Ubuntu 14.04 LTS file view will not show any of the devices connected to my computer. I currently have a USB stick, mouse, and kindle plugged ...
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0answers
1k views

Logical Block number in the “Buffer I/O error”

I was trying to determine a bad PV which was causing the LV to report Buffer I/O error and found this interesting behaviour in the "Buffer I/O error" message. On a Large LV that is mapped to ...
2
votes
0answers
401 views

Ubuntu for Android, Ubuntu for Devices, LinuxonAndroid project for Ubuntu on ARMv7 machine?

I've looked around but can't find any solid solutions or help on this topic. I recently ordered a machine with an ARMv7 CPU (Cortex A-9, <= 1.6GHz, quad core). The machine also has a Mali-400 ...
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vote
1answer
2k views

How to make my udev rule work

My USB device keeps changing its number in its name /dev/ttyUSB?. I have seen this and this, and tried to do the same with no luck. gauthier@sobel:/etc/udev/rules.d $ udevadm info -a -p $(udevadm ...
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0answers
101 views

Probing a USB device, likely a CAN bus

I have a USB device that is likely a CAN bus and I'm trying to interact with it. I'm wondering if anyone can offer any advice for probing and discovering what services are available. I suppose a good ...
0
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2answers
190 views

Developing NodeJS for Ubuntu Touch:

I'm new here and interested in developing apps for Ubuntu Touch. Already got the developer version running on a tablet model P3110. What I'd like to know is if it's compatible with NodeJS or if it's ...
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0answers
261 views

Can't connect to VPN on Ubuntu 14.04

I am new to Ubuntu. I have configured VPN set-up on Ubuntu 14.04 but could not connect. System log shows following errors: Jun 28 13:35:50 rana-laptop kernel: [ 9723.920954] sd 6:0:0:0: [sdb] Test WP ...
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0answers
72 views

mount dvd player wodim

I got got following error message when I use wodim --devices to know the devices and want to mount my device, What should I do to resolve the error message? Your help and information is great ...
0
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1answer
137 views

mount dvd player

I just wanted to DVD player to view video and pictures on DVD and realized that I need mount the device to use it. I want to learn the procedures to mount the device and to use it. Your help and ...