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Questions tagged [devices]

The tag has no usage guidance.

2
votes
2answers
49 views

Create custom mount/unmount entry for nemo/nautilus “devices”

sshfs mounts are shown under "devices" in Nemo and Nautilus, together with this eject/unmount button. The eject/unmount button never works. When I go to the terminal and sshfs something into my home ...
0
votes
2answers
365 views

Is `/dev/shm` universal in Linux and Ubuntu?

For FIFO pipe speed I'm considering placing it inside the RAM disk called /dev/shm. I see there are some files there already: $ ll /dev/shm total 1536 drwxrwxrwt 2 root root 280 Oct 2 17:...
0
votes
1answer
12 views

Force discovery of SAS device

I have a tape drive attach to an SAS card on my Ubuntu 18.04 box. If I power cycle the drive with the computer running /dev/nst0 disappears and does not come back without a reboot (which is a non-...
4
votes
1answer
122 views

Is it possible to bring these chip temperatures down?

Today I installed kubuntu 18.04 on my laptop, and I'm having some problems with it. One of the problems is the high temperature of two chips. When running the command sensors in the terminal I get the ...
0
votes
0answers
96 views

Wireless adapter problems

I recently tried three different wireless adapters that should work with Ubuntu, but I'm not getting anywhere. The computer does not recognize the devices. I tried to get some drivers to install, ...
0
votes
0answers
8 views

How to avoid auto mount of my iphone?

I am using my iphone device as hotspot for internet via USB cable. Everytime when I plug in my iphone, it gets automatically mounted. How to prevent the auto mount?
0
votes
1answer
24 views

How to display list of character devices and block devices separately

How can I display list of character devices and block devices connected to my computer separately(List of only character devices or block devices at a time) from sudo cat /proc/devices using shell ...
0
votes
0answers
18 views

ping -I not receiving through all device names. Varying results puzzle

Can anyone shed light here? Do I have a misconfiguration or a misunderstanding? I have three interfaces on this one machine. Here is the address table from the ip command: 1: lo: <LOOPBACK,UP,...
0
votes
0answers
34 views

Cannot boot into Ubuntu after installing another one alongside

I had a quite unstable Ubuntu 17.10 with different kind of problems, so I installed a new Ubuntu 18.04 alongside, but I can't boot into my old Ubuntu 17.10 anymore. Here are the photos of the booting ...
1
vote
0answers
8 views

Apple devices couldn't be connected or even detected, how can I solve this please?

I'm trying to do a backup of my apple device, but it won't go ahead. I'm using Tunesviewer, but it does not even recognize my Apple devices. Could someone please help me?
0
votes
0answers
44 views

Ubuntu 18.04 - re-enabling disabled audio device which does not appear in Sound Settings

Back in version 16.04, I disabled my laptop's internal speakers at some software level. I have not interfered with the hardware in any way and I am highly confident that they are still working. The ...
0
votes
0answers
35 views

Does Ubuntu run well Laptop/Tablet Hybrid combos? [duplicate]

I have a Surface like Windows 10 Laptop/Tablet hybrid, and was curious if out of the box things like my touch screen and detachable keyboard, and on board cameras. I want to use 18.04 LTS
2
votes
2answers
43 views

Is a device broken if it fails to show up under lsusb?

I purchased a usb wifi adapter that doesn't work or show up in lsusb. Here are the possible reasons I can think of why it wouldn't show up in lsusb: The usb port is broken The device is broken There'...
0
votes
0answers
52 views

How to virtualize a windows device (/dev/sda2)

i'm using a dualboot windows/ubuntu 16.04, is there a way while i'm on the linux OS, to mount the windows (/dev/sda2) device and then use some kind of virtualization app to run it from my linux? ...
0
votes
0answers
18 views

Changing the name of my solid state drive

I have a new machine, running 18.04 and the drive has the excruciating name nvme0n1 and partitions I've created are named, eg.,/dev/nvnme0n1p6. This is completely impossible to remember. In the ...
1
vote
1answer
198 views

SD Card is not listed in fdisk but opens in files

I recently formatted my SD card after installing android image for raspberry pi on it. After formatting the SD card is not getting listed in fdisk. I did dmesg and gave me the following result: [...
1
vote
0answers
202 views

How to create a udev rule for two devices with the same manufacturer id, product id, and serial number?

I have two lidars. And in my code I need to provide the lidar port: ttyUSB0/ttyUSB1 etc... I have this udev rule. (/etc/udev/rules.d/rplidar.rules) rplidar.rules # set the udev rule , make the ...
0
votes
1answer
55 views

Where can I find the /dev/st tape drivers on Ubuntu?

Working on setting up Amazon VTL on Ubuntu, and I'm missing one step. iscsiadm --mode node --targetname iqn.1997-05.com.amazon:... ...command creates /dev/sg0 and not /dev/st* as I would like. I'...
0
votes
0answers
78 views

No touchpad-tab showing up in the mouse settings

I've bought a touchpad for my desktop, because I prefer using it instead of a mouse for some tasks. Unfortunately, the touchpad doesn't work like the one built into my laptop (there is no edge ...
0
votes
0answers
25 views

Make ubuntu Remember last used Audio device

I use a usb mic which can also be used as sound device, the problem is everytime I reset my pc, ubuntu puts the mic as default sound device, I have to manually set internal speakers as audio device ...
-1
votes
1answer
65 views

how can i access files/folders from other partitions and devices(flash drive) using ubuntu terminal? [closed]

What i want is to use terminal to access my entire hard drive and other devices using terminal. this is because i store most of my data in other partitions other than the home directory. i want to ...
1
vote
1answer
444 views

WSL - /dev/loop0 workaround

I am trying to setup Bochs as shown in this tutorial. However, I'm using WSL and there is no loop0 device. # bochsrc.txt # megs: 32 romimage: file=/usr/share/bochs/BIOS-bochs-latest, ...
0
votes
0answers
217 views

Error, cannot bind to the specified serial port /dev/ttyUSB0

I am trying to run a launch file during boot up using systemd. The launch file launches rplidar. When I directly run the .sh file, it's launching the lidar. $ systemctl status rosCore.service ● ...
3
votes
1answer
1k views

writing udev rule for USB device

I have 3 USB to serial devices connected via an USB hub to the PC.They are assigned device paths (ie; /dev/ttyUSB0 or /dev/ttyUSB1 or /dev/ttyUSB2 ) based on the order of plugging in. My application ...
0
votes
0answers
11 views

Kernel Module Insertion

I have an old custom linux kernel module was tested on CentOS with kernel 2.6.24.7, now i want to run it again on new OS and also need to migrate for the Latest Ubuntu system . I have read already ...
0
votes
0answers
16 views

Ubuntu stoped detecting audio devices on main user acount

I've only used Ubuntu for a couple months now and I kept encountering a problem where ubuntu would stop detecting audio devices seemingly at random after coming back from sleepmode or restarting. In ...
0
votes
1answer
334 views

hp printer install, start a new, how

oke so i have new HP printer, this is what happend (so far) HPLIP 3.17.7 was pre-installed tried to install 3.17.11, but there were dependency issues so i left it for what is was as it wasn't ...
2
votes
1answer
68 views

How to find out which disk is “sd 0:4:0:0”

I run Ubuntu on a 32GB USB jump drive. Started recently, I kept getting "sd 0:4:0:0: rejecting I/O to offline device". How do I find out if this is the internal hard drive or the external USB drive?
1
vote
0answers
143 views

What does TIOCGSERIAL is not supported mean?

Im writing a program, that sends data to a bluetooth device. The device is attached to my computer via /dev/rfcomm1. After numerous issues, I read the dmesg log, and saw: TIOCGSERIAL is not supported ...
1
vote
1answer
42 views

How to switch audio output to specific devices per application using command line?

pacmd list-clients shows the applications, pacmd list-sinks shows the devices, the GUI tool pavucontrol can assign applications to the devices. What is the command for assigning the devices? For ...
0
votes
1answer
80 views

pvcreate: WARNING!

I'm currently messing around creating lvm's on an external drive and think I may of deleted something by mistake! Now when I run "pvcreate /dev/sdc1" to create my physical volume i get this message ...
5
votes
1answer
584 views

relationship between device name and mount point

Even though we have a device called e.g. /dev/sdb1 the mount point for the device is different for e.g. /media/user/sth. Now I'm confused and curious to know what the relationship between the actual ...
0
votes
1answer
2k views

How can I install mmc-utils on Ubuntu 14.04?

According to this article mmc-utils may be installed on Ubuntu 17.04 with sudo apt-get update sudo apt-get install mmc-utils But that doesn't work on Ubuntu 14.04 for me. Is there a straightforward ...
0
votes
0answers
11 views

Get the name of the last created device

Say I just inserted a thumbdrive. It appears on /dev as, for example /dev/sdb. I want to be able to get this filename programatically from bash. Also, if possible, it would be nice to be able to get ...
0
votes
0answers
41 views

Access usbtmc without /dev/usbtmcX

I'd like do: echo 'cmd' >> /dev/usbtmc0 but instead of referencing /dev/usbtmc0, I'd like to reference something that has the usb product-id and vendor-id. e.g. echo 'cmd' >> /dev/0x1234:0x5678 ...
2
votes
0answers
40 views

Random/continuous playing of device-removed and device-added sounds

I'd like to ask a question about a weird problem I have been experiencing on my 17.10 install. Basically, every 15s-3min a quick succession of what appears to be /usr/share/sounds/freedesktop/stereo/...
0
votes
0answers
28 views

Editing and recompiling the Ubuntu kernel data structures

I am trying to add a new block device operation to struct block_device_operations { ... int (*open) (struct block_device *, fmode_t); ... }; Which is defined in Linux-src/include/linux/blkdev....
0
votes
0answers
271 views

ubuntu 17.10 wacom CTF-420 not visible in devices

My Wacom tablet model CTF-420 works ok in ubuntu 17.10 but is not visible in Devices either as a tablet or stylus so I can't configure it to just work on one monitor. Is this a known problem or is ...
0
votes
0answers
835 views

Unhandled lockdown error (-3)

Trying to read data in iphone 6 using ubuntu 17.04 32bit installed on a dell mini. I earlier got a message that the iphone was not a "trusted" device. How do I make it trusted. I am a linux newbie!
1
vote
2answers
607 views

Wireless card not detected by lspci, lsusb, dmesg

I have a Haier HV102H laptop-transformer with Windows 10 and Ubuntu 16.04 on board, but there is a problem with the WiFi adapter (Broadcom 802.11n Wireless SDIO Adapter). There is no device visible in ...
0
votes
1answer
93 views

I accentally removed a loopback device

I accendentally removed /dev/loop2 and i need it for a "loopback-floppy" but everytime i try to do ANYTHING it just says: "mount: image.flp: failed to setup loop device: wrong ioctl() for device" and ...
0
votes
0answers
36 views

Any Windows Device Manager equivalents?

My laptop (asus x511mav) apparently has a non-functional battery as of a few months ago. I installed Ubuntu on it yesterday because it was my secondary computer but I love Ubuntu and would like to ...
0
votes
0answers
376 views

Multiple bluetooth adapters connected with specific bluetooth devices

I have connected two bluetooth adapters into ubuntu 14.04 (hci0 and hci1) adapters connected and I have two different bluetooth devices devices connected here I'm trying to connect one adapter ...
0
votes
1answer
536 views

Dell Latitude E5570 overheats on a single spot when running Ubuntu, not with Windows

My Dell starts heating up on the marked spot (see photo below) immediately after booting any Linux distro I tried (Ubuntu 16.04, Ubuntu 14.04, Mint 18.2, Arch). This spot is cool on Windows. Also, the ...
0
votes
0answers
185 views

no /dev mount for USB device

After a recent dist-upgrade, one of the USB device (Hauppauge WinTV PVR USB2) will not connect completely. That is, whereas previously it connected fine, after the update (4.4.0-89, then 4.4.0.-91), ...
3
votes
2answers
628 views

Is changing a block device's ownership/permissions equivalent to changing a filesystem's ownrshp/perms? Is this something one would want to do?

I was trying to answer this question: Cannot fsck a disk due to no r/w access. To which I replied: The answer is implied in fsck's output. Change ownsership with: # chown username /dev/sdb5 $ ...
2
votes
2answers
489 views

Mouse pointer moves too fast, xinput solves the problem temporarily

On all Ubuntu systems I set mouse pointer speed to the slowest, but it still moves too fast. (Now I use Ubuntu 16.04.) I did some research and found out that this command solves my problem: xinput -...
0
votes
1answer
188 views

I cannot write to /dev/sda6 [duplicate]

I have Ubuntu 17.04 on my Asus laptop. After login I cannot write anything to /dev/sda6 It tells me that the disk is in read-only mode: How can I fix it?
1
vote
1answer
105 views

Unformatted USB stick, access from console?

When I install an unformatted (technically it is formatted in a weird file system from an embedded system) USB stick into my Ubuntu 16.04 LTS I receive the following in /var/log/syslog: Jun 22 22:22:...
0
votes
0answers
151 views

HDD0 initialisation error

Issue: initialisation error. computer: lenovo thinkpad, x201 OS: ubuntu 18 When I turn on my computer, this is the message I get: ERROR 2100: HDD0 (Hard Disk drive) initialization error (2) ...