Questions tagged [hardware]

General questions about hardware under Linux/Unix. Use a more specific tag if applicable.

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Does Debian kernel supports hwe?

So recently faced some issues, that HW transcoding is not working on Debian 9.11. Having E3-1275v6, that has iGPU. I know, that for Ubuntu, there is a 'special' kernel that needs to be installed(...
Viktor's user avatar
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How can I put a PCIe device into the D3cold power state?

How do I transition an arbitrary PCIe device from the D0 state (powered on) to the D3cold state (no current to the device) using common utilities on a Linux system? Presumably this involves writing to ...
forest's user avatar
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Why Nmap fragmented scan on Linux is only working from virtual environment?

OLD QUESTION AND TITLE (Look further down for the updated question): Why Nmap fragmented scan is only working on Backtrack? I spent quite a few hours today trying to capture and study some ...
Vangelis Tasoulas's user avatar
4 votes
1 answer
451 views

After installing a new hard drive, I get system freezes

Just like the title, not sure why. I have unplugged the drive and all is well. No particularly unusual temp reports from my CPU or GPU, and last night it actually had the monitor off when it froze. ...
Michael Macha's user avatar
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291 views

Supported C-States on Intel 10th Gen W-1290P

I am running a machine that I recently upgraded to a Intel 10th Gen Xeon W-1290P Comet Lake CPU. The CPU is really similar to the normal desktop i9-10900k. On this machine, I am running Proxmox. I am ...
naglerrr's user avatar
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GLException: Profile GL4bc is not available on X11GraphicsDevice

Recent update to LM 20 (Mate) (based on Ubuntu 20.04). A Java application I use has begun to get borked - window is tearing and ghosting, menus only becoming visible if I mouse over them, etc. ...
Tartufo's user avatar
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CPU thermal throttle counters

In each CPU device directory (/sys/devices/system/cpu/cpu*) there is a directory called thermal_throttle that contains two counters called: core_throttle_count package_throttle_count What are the ...
majorpain1588's user avatar
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How can I check if sata controller supports hotswap?

Is there a programmatic/generic way to check if sata controller supports howswap? I'd love this question to be generic, so people can apply answer regardless of controller they have. However, in ...
Grzegorz Wierzowiecki's user avatar
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0 answers
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Find processes causing the fans running

During years, I have found it very difficult to have control over my laptop fan. I tried many times reading various manuals, scripts, settings and nothing worked. So I would like to try it another ...
xralf's user avatar
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Find a IR transmitter device

I would like to use the IR transmitter included in a cubox. I did not found any documentation to use it, so I would want to learn how to communicate with periphericals on linux. Commands like lshw,...
Gaël Barbin's user avatar
4 votes
1 answer
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lsusb shows USB devices that are not connected

I have the weird issue that lsusb shows USB devices that are not connected. We have a couple of devices connected via USB. To disconnect them from the system we disable the power to the USB port with ...
Stefan's user avatar
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Figuring out physical cache layout in FreeBSD

I'm trying to figure out they physical cache layout of my CPU in FreeBSD 10. I see the following from sysctl kern.sched.topology_spec kern.sched.topology_spec: <groups> <group level="1" ...
SailorCire's user avatar
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Microphone not working on Centos 6.5

I have installed CentOS 6.5 on a Dell Insperion with an Intel chip. I first noticed that my microphone is not working on Skype on CentOS although it was working fine with Windows 7 on the same box. ...
OtagoHarbour's user avatar
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Kernel does not detect Hardware / Software or Hardware fault

My Linux kernel (I tried several here from stock 2.6, 3.2 and 3.5 as well as a custom 3.7.3 one) does not detect my synaptics touchpad - or I am too dumb to find it. I looked into: dmesg, lsusb -v, ...
0815ZED's user avatar
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hardware accelerated window manager

i got a hand me down lenovo thinkpad and i was pleased that it was still comparatively fast as it was running windows 7 very smoothly... but since i switched to CrunchBang (i'd like to think i'm ...
Dehbop's user avatar
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Conflict between linux kernel and nvme drives. Faulty power saving mode enabled? ("nvme_core.default_ps_max_latency_us=0 pcie_aspm=off" didn't help)

I have two barely identical servers. Both with: BIOSTAR GTA690 motherboard Intel CPU Same amount of RAM & disk layout PVE distribution (debian based hypervisor). Kernel 5.19.17-1-pve. I have ...
Héctor's user avatar
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How to monitor RAM ECC errors on i7-3612QE processor in Linux?

I would like to monitor the health of the DRAM on an industrial single-board computer with the following memory controller: $ lspci -nn | grep DRAM 00:00.0 Host bridge [0600]: Intel Corporation 3rd ...
Martin Konrad's user avatar
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nmcli -- Network Device unavailable on Fedora

my network device is "unavailable". When I enter nmcli It returns: wlp0s19f2u2: unavailable "Netgear WNA1100 150" wifi (ath9k_htc) A2:09:0E:06:E3:FA hw mtu 1500 "nmcli general" returns: STATE ...
AwesomeMeAY's user avatar
3 votes
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How to list the devices attached to an ISA bus in Linux?

The lspci command lists the devices attached to a PCI bus. But in my case, the PCI bus also has an "ISA bridge" (not sure if this is what it's called) which has ISA devices connected to it. Is there ...
Tom's user avatar
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Only one of the two processor cores is recognized by Linux Mint on my laptop

My computer seems to have only one of the two processor cores operating. inxi CPU~Single core Intel Core2 Duo T6400 (-UP-) speed~2000 MHz (max) Kernel~4.4.0-53-generic x86_64 Up~2:40 Mem~1180.8/...
Unjuhkijgh's user avatar
3 votes
0 answers
1k views

No Keyboard Recognized after Startup

To preface, I am very new to Linux. I only know the basics of navigating the file structure, and checking IP addresses. I am trying to get a Linux box stood up for my own personal fun, and also for ...
Eddie_42's user avatar
3 votes
2 answers
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How do I disable my CD/DVD drive?

I'd like to disable my CD/DVD drive so that it doesn't spin up every time I select Save in my Kate editor, or select a file-accessing action in other applications. The spinning up just delays what I'm ...
dave's user avatar
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Ubuntu 16.04 only recognizes 24GB RAM out of 32GB

I recently purchased a new Desktop PC with 4x8 GB RAM. However, the operating system (Ubuntu 16.04, 64 bit) only reports 24 GB RAM instead of 32. I already checked the sticks physically, they are ...
Sebastian Hofer's user avatar
3 votes
0 answers
3k views

Can I use a phone as bluetooth adapter?

I run Linux Mint 17 Qiana on an old Toshiba laptop that does not have a Bluetooth adapter. Is it possible to use a phone (coupled through usb) as bluetooth adapter in order to connect to an audio ...
Scipio's user avatar
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Low-res GUI for Linux on a RaspberryPi used as a mobile device

I want to build a custom mobile device using a RaspberryPi or BananaPi and a touchscreen (resolution 320x240). Is there GUI for Linux that's made to work well on such low resolutions, preferably ...
L3TH4L_BR's user avatar
3 votes
0 answers
2k views

Wireless LED indicator issue

The question itself: is there any way to make this indicator be turned ON and OFF depending on wireless status (not just blink when there is wireless activity)? After having installed Linux, I saw ...
yulian's user avatar
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Pulseaudio and Pavucontrol very unstable

I've recently installed ArchLinux on my desktop, together witht the GNOME3 Desktop. I installed pulseaudio and pavucontrol, which both seem to be very unstable. First I couldn't get my headset to ...
Jeroen's user avatar
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Suspend Linux (Mint) with external hard drive plugged in

I simply try to suspend the session while my external hard drive is plugged in (doesn't matter whether I have mounted or dismounted it, and this error does not apply to other filesystems, like flash ...
bittenfig's user avatar
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990 views

Understanding different fields of output of sensors

Here's the output of sensors command: thinkpad-isa-0000 Adapter: ISA adapter fan1: 3414 RPM coretemp-isa-0000 Adapter: ISA adapter Physical id 0: +50.0°C (high = +86.0°C, crit = +100.0°C) ...
daisy's user avatar
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2 votes
0 answers
389 views

Finding the right drivers in the linux kernel

I have an ELAN touch-pad with vendor id 04F3:3128 and I'm trying to find the right Linux kernel drivers to support it. I will start by noting that the touch-pad works with live CDs, like for example ...
spinosarus123's user avatar
2 votes
0 answers
1k views

Getting details on printers with SNMP?

Under which OID is such detailed information on the make, model and features of the printer usually found? I have to answer this question I have been researching and have installed the following apt ...
Javier G.Raya's user avatar
2 votes
0 answers
1k views

Can't get ECC error reporting to work in Linux

I've been trying unsuccessfully to get ECC error reporting to work in Debian 11. The hardware configuration is as follows: MB: ASRock X570 Pro4 CPU: Ryzen 7 PRO 5750G RAM: Kingston KSM26ED8/32ME (x2) ...
Thor Kristoffersen's user avatar
2 votes
0 answers
792 views

EgisTec 0570 Fingerprint Sensor - fprintd-enroll not working

I have an Acer Swift 3 (SF314-57) running arch, which has an 0570 LighTuning Technology Inc. EgisTec Touch Fingerprint Sensor. Support for this device was just made available in the latest libfprint ...
mipy's user avatar
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0 answers
202 views

SATA interface timeout and reset, on exact multiples of 30 minutes, under Linux. Kernel bug?

Frequently my system locks up for perhaps 60 seconds, with the hard drive light illuminated. This is followed by an apparent SATA reset. The system doesn't crash; filesystems are accessible as normal ...
Peskydan's user avatar
2 votes
1 answer
299 views

AIX command to kick out warning light

I am using very old HMC V7; I cannot upgrade this HMC and I have a problem. I just cannot remove the warning light of my server vio via HMC after a hardware replacement. I heard that there's a ...
Peutre's user avatar
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2 votes
0 answers
637 views

Failed to mount "Volume" The given volume was not found

I have been experiencing the following problem since a long time now: So, When I start my computer and I get my Xubuntu op system Desktop, I always get an usb icon to be shown up on my Desktop. When ...
human's user avatar
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2 votes
0 answers
655 views

How to ignore accelerometer and override hardware disabling keyboard?

My laptop is configured to disable the keyboard when it is in tablet mode. This would normally be beneficial, but my laptop's accelerometer/hinge sensor is broken. This means the keyboard never works. ...
Pacman99's user avatar
2 votes
1 answer
466 views

Print the system memory structure

My system hosts 8 GB of RAM and 2 GB of VRAM. It runs Ubuntu 18.04 with kernel 4.15.0-74-generic x86_64. IIUC, these two types of memory, in addition to the BIOS read-only memory, are mapped into ...
BowPark's user avatar
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2 votes
0 answers
1k views

OS confusing eMMC device for SD card device - how to fix using udev

Busybox Linux running on an ARM Cortex A7 processor from NXP. The board has an SD card slot and also an eMMC chip that can be used for storage. The device is booting from nor flash. Strangely, when ...
arcomber's user avatar
  • 274
2 votes
0 answers
4k views

How to identify laptop-keyboard (I can't see it in lsusb, or usb-devices)

I am trying to identify a laptop keyboard. So that I can disable it. It is causing problems (see Permanently disable keyboard), so I want to disable it. However I can not identify it. How do I go ...
ctrl-alt-delor's user avatar
2 votes
0 answers
1k views

Overheating while running Linux in Laptop

I've been running into issues while running Linux Mint MATE 19 64-bit in my laptop (Toshiba L750). It's installed in a SSD drive and there are 16GB of RAM installed. I purchased a SSD to move to ...
Carles's user avatar
  • 179
2 votes
0 answers
2k views

GPS device not detected by gpsctl

My GPS device (/dev/ttyUSB2) outputs NMEA sentences when connected to with minicom or cat, but when using gpsctl with gpsd (running gpsd /dev/ttyUSB2) the following output is generated: gpsctl: no ...
user60684's user avatar
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2 votes
0 answers
1k views

How can I disable laptop internal keyboard in GRUB?

I am trying to disable my laptop internal keyboard, because I want to use my USB external keyboard placing it above the laptop keyboard. I am using GRUB to dual-boot Linux and Windows. I could ...
suhdonghwi's user avatar
2 votes
1 answer
1k views

How can I disable my internal webcam?

I recently bought a refurbished second hand Lenovo ThinkPad T530. It mostly works very well, but the internal webcam seems to have a problem, which sometimes causes the laptop not to boot on Linux (I'...
doetoe's user avatar
  • 121
2 votes
0 answers
358 views

How to find out which kernel module supports particular hardware

One of my customer asked me question about providing them driver for RAID controller card in the server. It seems that server vendor only provides firmware for the controller but no driver. Also ...
Pat's user avatar
  • 21
2 votes
0 answers
435 views

Using hardware acceleration without screen/display

I have a Linux machine (ubuntu 16.04) which I want to access using remote desktop. I am currently using Teamviewer for this. As long as the remote machine boots with a screen plugged in, this works ...
ElenorDavey's user avatar
2 votes
0 answers
256 views

Receiving a lot of errors from /dev/sda

I have an Asus EeeBox PC - B204( original specs here: https://en.wikipedia.org/wiki/Asus_EeeBox_PC ) running Ubuntu 14.04.5 LTS; The only thing changed was the original hdd to a Kingston V300 SSD; ...
Alex Trandafir's user avatar
2 votes
0 answers
514 views

Trackpad and keyboard no longer work on any linux distribution but work on GRUB / Windows and BIOS menu

I having trouble with my computer. I have Elementary OS (Ubuntu) / OpenSuse and Windows installed and suddently the trackpad and the keyboard integrated in my laptop stop to work. When I try to reboot,...
Mathieu Thee's user avatar
2 votes
0 answers
1k views

CH340 ESP-01 programmer

I have this programmer for an ESP-01 chip and it should be fairly straightforward using this. My problem is that my Linux Mint 18 does not give any sign that the chip is plugged in, zero. I have ...
Thijs's user avatar
  • 253
2 votes
0 answers
204 views

Linux GPIO mapping

I have a WD-Mycloud, which has an LED and a button as the interface. I can access the LED under /sys/class/leds/, but I cannot find where or how the button is mapped. I know how to access the GPIO ...
vakker's user avatar
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