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Questions tagged [devices]

341 questions
68
votes
6 answers

How do I know the device path to an USB-stick?

I have a USB-stick (used as an installation medium). Now I need to install a driver from a restricted folder on that device). But how do I get the device path to my USB-stick (e.g. /dev/sda3 so I can mount it using the mount command? I have read the…
Jonas
  • 8,667
40
votes
5 answers

What is the best printer for Ubuntu?

I want to buy a cheap printer to use with my Ubuntu laptop. It is ok if the printer would be black and white. The main thing I want is a plug and play feature - no specific drivers, no set ups and etc. Do you have any suggestions?
maxpestun
  • 651
31
votes
6 answers

How do I rename an mdadm raid array?

For some reason, when I try to rename an mdadm raid array to a textual name, the change doesn't take. I tried the advice from this serverfault question, but to no avail. ~$ mdadm --version mdadm - v3.1.4 - 31st August 2010 ~$ sudo mdadm --detail…
Zaz
  • 1,129
23
votes
4 answers

Mount error, special device does not exist

I have a hard disk of 320 GB on ubuntu 12.04 64-bit. 2 drives of my hard (sda7 and sda8 of ext3 type) cannot be mounted. output of sudo mount /dev/sda7 /home/newfolder -t ext3 : mount: special device /dev/sda7 does not exist /dev/ contains the…
Dariush
  • 341
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  • 6
20
votes
4 answers

How to find full path of device I've connected?

I have USB device, which is actually identified as serial device by Ubuntu 10.04. How can I find its full path? ls -la /dev/ shows a lot of devices. How to choose correct one?
LA_
  • 1,005
18
votes
1 answer

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 wondering if there is a way to get it so that different…
user364819
14
votes
2 answers

How to disable "Select Audio Device" pop-up on Ubuntu 18.04

I'm using Ubuntu 18.04 LTS on a Dell XPS 9570. Every time I plug my headphones in my laptop I get this annoying pop-up that blocks the entire desktop until I select an option. It's very annoying. How can I disable it? I cannot believe that in 2019…
tpd
  • 383
12
votes
3 answers

Why do Ethernet devices not show up in "/dev"?

Generally I have noticed that plugging in a new device in a Linux system causes a new entry to be listed in /dev (assuming you have the correct drivers). For example: When you plug in a new hard drive you get /dev/sdb. When you plug in a serial…
dinkelk
  • 409
11
votes
1 answer

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 create new physical partitions. Therefore, I am…
ARH
  • 277
10
votes
1 answer

/lib/modules/2.6.38-8-generic/build: No such file or directory

I have ubuntu 11.10 installed on my system, upgraded from 11.04. I need to install the elok touch screen driver. as this driver only supports kernel 2.6 and not 3, I switched to kernel 2.6 in boot loader. now that I want to make the elok.so module,…
Sam
  • 313
10
votes
1 answer

How to find out what device a file or folder is on?

Is it possible to query (using the command line) what device a particular file or folder is on? All files are on some sort of storage device (eg. /dev/sda1). These storage devices are mounted at a particular point in the file system hierarchy (eg.…
dv3500ea
  • 37,734
9
votes
3 answers

Tata Docomo Photon 3g not working on 12.04 LTS

I recently upgraded from Tata Photon+ to Tata Docomo Photon 3G, however Ubuntu is not recognizing the device itself. I tried manually adding the device in Mobile Broadband section, using different APNs and Service provider names as suggested in few…
Aditya G
  • 91
8
votes
2 answers

How can I prevent iOS devices from being mounted when I connect them?

I connect my iPod and iPad to my computer to charge them. I do not want them to automatically mount on the desktop. How can I keep using my computers many USB ports for charging without being bothered by auto-mounted devices?
Daniel
  • 1,288
8
votes
1 answer

How may I know if my devices have their drivers installed?

I have a Dell N4110 laptop, and I want to know if the drivers are installed and working well. For example, with my touchpad, in windows it has multi-touch gestures, so that I can scroll or zoom with two fingers (like an ipod). However in Ubuntu,…
Aldo
  • 81
8
votes
3 answers

Rebuild accidentally deleted /dev

How to rebuild /dev/ on an Ubuntu lucid where everything in /dev/ were accidentally deleted? MAKEDEV std and MAKEDEV pty aren't enough, which isn't surprising on a system using udev. I haven't rebooted yet because I fear I would lose access to my…
Philippe Blayo
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