Tagged Questions

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

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1
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1answer
144 views

Choose kernel for specific hardware

I have old system with an AMD Athlon 1,2 GHz processor and [SiS] 65x/M650/740 graphics (output from lspci). Recently I discovered on a german ubuntu page that since version 10.10 some older ...
1
vote
3answers
1k views

Linux/UNIX for older (Pentium 4) laptop [duplicate]

Possible Duplicate: Linux for low-end hardware and internet browsing What UNIX or Linux would be the most suitable for my old laptop HP Compaq nx9010 hardware? Hardware specs: Chipset: ...
1
vote
4answers
9k views

How to find information about the RAM using the Terminal? [duplicate]

Possible Duplicate: Can I identify my RAM without shutting down linux? I need to know it to check the compatibility... I wanna know the type/size/model, etc. Can someone help? Thanks.
8
votes
5answers
6k views

How to know if /dev/sdX is a connected USB or HDD?

How can I know if /dev/sdX is a local HDD or usb key ? best doing this without root privileges. OK , udevadm helped a lot: For local HDD: udevadm info --query=all --name=sdb | grep ID_BUS E: ...
3
votes
1answer
87 views

Encryption of home directory for securing data after harddisk corruption

Always when I install Linux OS (e.g. Ubuntu), there is a possibility to encrypt the home directory. I was asking myself why is this useful. Is it good in the case when my harddrive is corrupted and I ...
0
votes
1answer
5k views

Find out exact CPU model, Mainboard, RAM / server model? [duplicate]

Possible Duplicate: Getting information on a machine's hardware in Linux I have an "older" system here, something before 2005. 1) cat /proc/cpuinfo gives Intel(R) Xeon(TM) CPU ...
1
vote
2answers
293 views

System Management Mode in embedded systems

I wish to install Xenomai which works on Linux providing a kind of hard real time environment. x86/64 architectures are supposed to contain the "System Management Mode" which prevents them from being ...
1
vote
1answer
616 views

Can I use a parallel port as a CUPS input device?

I have an old piece of a hardware that does diagnostics on medical equipment. It prints out results over a parallel port. Is there any way to have CUPS accept jobs from a parallel port and redirect ...
15
votes
3answers
8k views

How can I reserve a block of memory from the Linux kernel?

I have a device that needs a block of memory that is reserved solely for it, without the OS intervening. Is there any way to tell BIOS or the OS that a block of memory is reserved, and it must not ...
2
votes
0answers
391 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) ...
2
votes
2answers
2k views

Can't Get Synaptics Touchpad Disabled

The touchpad comes back to life after a few seconds. The Windows driver had a disable-entirely option. I do not want to use the touchpad at all, so anything up to and including a hardware fix is now ...
3
votes
4answers
1k views

Generate a key (number?) based on part of the machine's hardware components

I'm wondering what is the best way to manually generate a hardware key based on certain components of the machine. Here's the thing: I want only certain type of machines to be able to communicate ...
3
votes
2answers
942 views

How much RAM can an application allocate on 64-bit x86 Linux systems?

Is it true that a single application can not allocate more than 2 GiBs even if the system has GiBs more free memory when using a 32-bit x86 PAE Linux kernel? Is this limit loosened by 64-bit x86 Linux ...
3
votes
5answers
6k views

Low Cost, 2 Ethernet Ports & Runs Linux [closed]

Looking for an inexpensive embedded device that contains 2 Ethernet Ports, runs Linux (or some other type of Unix), and is under $50. My main concern is cost. It must be under $50 and have 2 Ethernet ...
0
votes
0answers
18 views

Can an interupt be processed by software, without hardware support? [duplicate]

Possible Duplicate: Can an interrupt be soley processed by software without harware support? Can an interrupt be processed by software without the need for hardware suppport? Assume a x86 ...
1
vote
1answer
201 views

Can an interupt be processed by software, without hardware support? [closed]

Can an interrupt be processed by software without the need for hardware suppport? Assume an x86 architecture.
1
vote
3answers
225 views

What's the easiest way to find out relevant video card/driver information

I need to know my video card/chipset, X11 Driver, driver version, and Xorg version. It seems to me that finding this information is always scattered throughout various utilities. Is there an easy way ...
2
votes
3answers
1k views

listing all hardware details on Linux [duplicate]

Possible Duplicate: checking hardware on linux I want to list all the hardware details about my system. To start with I've following things in my mind. processor memory bios hba I've got ...
12
votes
4answers
18k views

No framebuffer device: how to enable it?

I'm trying to make a PCMCIA tuner card work in my headless home server, running Debian Squeeze. Now, as I have very big troubles finding the correct command line to capture, transcode end stream the ...
15
votes
2answers
8k views

How to Determine the Amount of RAM Slots In Use?

I forgot how many RAM modules are installed on my laptop. I do not want to unscrew it but want to look it up on the console. How do I gather this information?
2
votes
0answers
280 views

Physical Terminal (DEC VT220) issues with ZSH

I recently purchased a VT220 and all the hardware necessary to hook it to my macbook pro. After several hours of fiddling I got it working with a shell - my only problem is my shell of choice, ZSH, ...
2
votes
1answer
622 views

azap from LinuxTV dvb-apps strange signal behavior with Hauppauge WinTV-HVR 950Q

What I want to do I have a Hauppauge WinTV-HVR 950Q USB-TV-Stick. I want to use this stick to successively tune to and read in a certain live TV stream. What I do I trigger a scan and save the scan ...
3
votes
1answer
919 views

ACPI conflicts with ACPI region SMRG

During startup, I noticed some error. I found this in dmesg: i801_smbus 0000:00:1f.3: PCI INT B -> GSI 21 (level, low) -> IRQ 21 ACPI: I/O resource 0000:00:1f.3 [0x400-0x41f] conflicts with ...
0
votes
2answers
282 views

Sony runs which operating system? Oracle Linux or Crestron Extron or Minix or OS X?

Sony has TV, PlayStation, Camera random hardware's. Where many of those have GUI available too. I want to run my BASH script there with ncurses. But how do they drive there devices? Which operating ...
1
vote
1answer
250 views

Which driver for USB enclosure should I install?

I'd like to connect my old harddrive to my laptop via USB enclosure. I connected it but it only produced strange sounds, so I thought that the enclosure is corrupted. I connected the enclosure to ...
2
votes
2answers
138 views

Does brand/hardware limit the distributions that are safe to run?

I recently tried running Fedora 16 on my laptop and had problems with the fan. In particular, the fan would start, run at full power, and never turn off. I spent a few hours online looking for ...
1
vote
1answer
114 views

Why FOSS 3d performs so badly, compared to proprietary. Trying to understand

I know this is not the best question, I'm just trying to understand what needs improvement. I just read a Phoronix article, which compared the FOSS radeon drivers a 5 years old FGLRX catalyst. As ...
8
votes
2answers
575 views

Any relatively new binary distro causes kernel panics

I'm having trouble using any relatively new binary distro on this machine. The last binary distro to work without issue was Ubuntu 8.04. I'm currently using Gentoo with the latest 3.2.1 kernel and ...
1
vote
2answers
419 views

Autodetect modem in Linux?

Is there a way to autodetect modem devices in Linux and then symlink them to /dev/modem using a udev rule? Currently, I wrote a program that probes each serial port, sending AT and waiting for OK. I ...
2
votes
3answers
6k views

How do I display the name of my audio card driver from the command line in Lubuntu 11.10?

I am running Lubuntu 11.10 and I want to display my Audio / Sound Card Driver from the command line.
1
vote
3answers
1k views

System freezes when browsing internet

About a week ago my system began to freeze (deadlock, only manual shutdown with laptop button helped) from time to time. The frequency of deadlock is increasing. Today it was about 10 deadlocks with ...
4
votes
2answers
392 views

How to identify if there is some power saving setting that powered down a processor in Linux

I have a linux server that apparently has two Intel Xeon X5670. /proc/cpuinfo shows 12 CPUs but dmidecode shows only one CPU and the other one is in the Unpopulated status like it is showing that ...
2
votes
1answer
1k views

Disable detection of certain hardware?

I have a computer with two PCI TV cards. One is Compro (Win friendly), another is Leadtek (Linux friendly). Now, I'm trying to optimize my Ubuntu boot process and I would like to disable detection of ...
2
votes
2answers
574 views

How to troubleshoot a computer freeze from liveCD?

I'm helping my dad fixing his old computer. I am now running it from Fedora 16 with XFCE Live CD. If I try to install, as soon as it gets to the part where it writes partition to disk however, the ...
2
votes
0answers
198 views

Music Server for WLAN-Speakers

There are several systems with WLAN-Speakers for sale. Most of them consist of several Boxes with WLAN-Recievers and a WLAN-Router/Storage-Device to spread the sound information. The WLAN-Speakers ...
0
votes
1answer
96 views

Buying a Linux Machine [closed]

As a budding dev, I'm looking to buy a linux machine to work with. What are my options in buying a machine that comes installed with linux? EDIT: I guess my question really was, is there such a thing ...
3
votes
1answer
597 views

Hardware code(s) from “sensors” command

When running the sensors command in the terminal, the output contains what appears to be some sort of unique identifier for each piece of hardware listed. This is the output, as you can see below, for ...
2
votes
2answers
409 views

What tool(s) should I use to test my hardware for errors?

Are there any Linux tools (command line, or Live CD) that will test hardware components for errors (hard drive, RAM, CPU, graphics card, buses) and show me some detailed output with wrong parts etc.?
5
votes
1answer
3k views

Setting CPU frequency guidelines

I'm changing my CPU frequency because of noisy fan. I used sudo cpufreq-selector -g powersave for this purpose, but I replaced my Linux system Xubuntu with Lubuntu because it utilizes better ...
6
votes
1answer
240 views

Detecting computer models , e.g the vendor

How can I detect the model of a computer, like Leveno or Sony? Is there any program can do this, for both PC & Laptop? (I just want to load a specific driver when the target model is detected.) ...
10
votes
4answers
4k views

Detecting headphone connection/disconnection in Linux

I am trying to detect a signal when a headphone is connected or disconnected from the system. What is the best way to do this? If there is a special board with drivers, that will be my preferred ...
2
votes
2answers
1k views

How to determine bitness of hardware and OS?

Output of uname -a on my RHEL 5.4 machine is: Linux <machine name> 2.6.18-164.el5 #1 SMP Tue Aug 18 15:51:48 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux Does it mean that hardware is 64 bit ...
4
votes
5answers
719 views

What can I use that is small, has linux, an ethernet port, and a hard drive?

I see that David Braben has created a $25 USB stick that can run linux. Check out the website at http://www.raspberrypi.org/ That's not available yet - so what's a low power *nix device that I can ...
3
votes
2answers
712 views

Getting input from a USB device listed with lsusb

I have a CF-1KB barcode reader connected to an RS232 to PS/2 adaptor and a PS/2 to USB adaptor. I'm not sure how the device works so I'm trying to figure it out by looking at what information I'm ...
3
votes
2answers
211 views

Can lvm2 volumes based on device names like sda, sdb etc be mounted if their names change?

Lets say I would like to make a large volume from external usb drives. I create the lvm volume on drives that have been given certain device names sdf sdg or whatever and at some point they are ...
3
votes
2answers
122 views

Reference material about device management

Can anybody recommend materials about device management in the Linux environment? From the point where I insert a cdrom or usb device to the point where it is mounted in /media/somedir. I know that I ...
1
vote
2answers
144 views

Things to consider when buying a desktop to use dual screens in linux

I'm about to buy a new desktop. I would like to be able to use two monitors. I am not sure what features will be most important here. I will probably run Ubunbtu, although I haven't decided (I might ...
2
votes
1answer
119 views

Worrisome HD related messages after power outage

Had a power outage two weeks ago on my BSD server that my UPS decided then was a good time to fail. Just fired it up this evening only to have the following errors show during what I would assume is ...
2
votes
1answer
207 views

GRUB won't boot, live CDs either

First, my computer crashed slowly, as if all the files were being deleted, then when I tried to reboot, GRUB just didn't show up. I also tried to boot on a live CD but it doesn't work either (yes, ...
4
votes
2answers
979 views

Run Python Portio script as normal user without root access

I know there are risks running a root script as a normal user, but in this case I don't have a choice and what I am doing is machine related. I have an Small Board Computer that has GPIO ports and I ...