General questions about hardware under Linux/Unix. Use a more specific tag if applicable.
0
votes
2answers
64 views
How to detect a possible hardware error?
I'm running Debian Wheezy on a HP Pavilion dv7 laptop and it freezes every now and then, requiring a reboot. One time it didn't even load the operating system, but it wasn't I who was using it so I ...
0
votes
0answers
28 views
Fixing ssd card filesystem
While transferring media, my sansa was disconnected due to cable issue, and now I cannot remove the broken folders from the ssd card in windows. Format did not work, so I've decided to solve it quite ...
1
vote
1answer
25 views
Laptop camera. How to get detailed information about it?
My Samsung laptop has a built-in camera. The camera works fine.
I want to get detailed information on it, at the very least model and communication bus.
The output of lsusb, lspci, lshw, ls /dev do ...
4
votes
2answers
124 views
When is it safe to disconnect my external HDD?
In Windows, there's an option to "safely remove hardware".
Ignoring the fact that it almost always fails, and that most of the time I simply have to plug the device out, I get the initiative behind ...
2
votes
3answers
145 views
Human readable system memory reading crom CLI?
On OS X, I get a nice human readable system memory reading like so:
printf -v system_memory \
"$(system_profiler SPHardwareDataType \
| awk -F ': ' '/^ +Memory: /{print $2}')"
...
2
votes
1answer
105 views
Best way to encrypt my system on an ssd
I consider to buy an ssd for my laptop (something like Samsung 830 or 840) to make the system more responsive. I want my system (at least my home partition) to be encrypted. However I know about ...
2
votes
4answers
67 views
Hardware and software inventorying
Objective
Collect hardware and software information from lab computers, respecting students' privacy.
Type of information to collect
Examples:
System memory
Bash verion
JVM version
Operating ...
0
votes
0answers
43 views
How to find out whether a certain processor is 64bit or 32bit? [duplicate]
Now, the answer that jumps into everyone's minds at this point is, of course, uname -a.
But I believe that, in this case, it is not the correct answer.
Why? Well, I have installed a 64bit version of ...
0
votes
2answers
38 views
Obtaining the staus of all input/output ports connnected to system
What's the command to list the all I/O ports connected to system?
Also, how do I get the status of all individual ports?
For example: printer
How do I determine whether a printer is ready to print ...
4
votes
1answer
187 views
How to monitor RAM ECC errors on Ivy Bridge Xeon E3 processor in Linux?
How can I monitor if there are any errors in RAM that get corrected by ECC? The processor is an Intel Xeon (Ivy Bridge) processor, the operating system is Scientific Linux 6.3. On a previous system I ...
5
votes
1answer
113 views
Get monitor make and model and other info in human readable form
I have extracted the shorthand version of the current monitor attached to the computer.
Here is an example: vendor "VSC", prod id "18500"
In Ubuntu's Monitor Preferences, it is identified as ...
3
votes
3answers
89 views
How to use a “hardware key” to control Linux networking
Sometimes I have trouble controlling myself while in front of the computer and I tend to procrastinate a lot doing Internet surfing. Fortunately I do not need Internet for most of my work.
So I would ...
4
votes
1answer
85 views
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 ...
1
vote
0answers
45 views
Is there any ARM platform for which high resolution timers are available in mainline (unpatched) kernels?
I currently have some projects using a TS-7400 board, which has a Cirrus Logic EP9302 ARM9 processor. Some of my applications require a 1ms periodic timer, so after lots of struggling I found these ...
4
votes
3answers
150 views
How to list all hardware supported by kernel
I want to see all hardware supported by the kernel in use. For example, if I have the 3.8.x.x version of the Linux kernel, how will I know what hardware is supported there. Tools like lspci, lshw, ...
-4
votes
1answer
66 views
Sequence of errors leads to init failure and subsequent kernel panic
We have one Redhat test server installed on Vmware ESXI. And when I boot the server it gave this error.
How to solve this issue because due to this error it doesn't boot.
0
votes
2answers
164 views
Best *nix or *nux OS for Compaq Presario 2100 laptop [closed]
I have an old Compaq Presario 2100 laptop with the following configuration:
RAM : 192 MB DDR PC2100
Processor : Intel Pentium 4 2.19 GHz
Current OS : Windows XP Professional Version 2002 Service ...
0
votes
0answers
97 views
Ubuntu 10.0.04 Microsoft mouse “extended functions” not recognized
Related to a question still answered:
http://askubuntu.com/questions/240176/mapping-microsoft-mobile-mouse-4000-back-thumb-button
I have a Microsoft-Explorer-Mini-Mouse (which happens to be a good ...
2
votes
0answers
140 views
Kernel does not detect Hardware / Software or Hardware fault
I've got more of a basic question for you:
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 ...
2
votes
1answer
328 views
Unclaimed device in lshw
I have added in my computer a PCI Express controler card with 2 USB3 ports and 2 sata3 ports. (http://www.ldlc.be/fiche/PB00121886.html).
The USB ports are working correctly but the HDD plugged in ...
1
vote
1answer
138 views
Installing Linux on an Android netbook
Is it possible to boot Puppy Linux using an USB stick on a netbook running Android, specifically this one: http://amzn.to/VSEJTf?
Is the right kind of BIOS in place that it can boot from USB?
6
votes
2answers
234 views
Overclocking tools in Linux
I am trying to overclock my machine. All the changes are made on the BIOS level, but then one needs to check all the temperatures, voltages, etc and test the stability of the overclock. Most tutorials ...
1
vote
0answers
51 views
Fprintd - How to customize
I'm making a system based on web technologies, which means that my interaction with hardware is very limited (keyboard/mouse).
I would like to modify/write some code/driver that makes my fingerprint ...
3
votes
1answer
128 views
What kind of bad things can happen if I disable APIC (not to be confused with ACPI)?
I'm dealing with some really old point-of-sale machines that run a point-of-sale flavour of SuSE 9. It turns out that its kernel is affected by an old bug that makes USB 2.0 functionality unstable ...
2
votes
1answer
192 views
Machine Check Exceptions with Wildcard TE420 and Asus P5N-E SLI
I have been seeing machine check exceptions when trying to call dahdi_cfg (or, sometimes, even on just loading the kernel module) to configure a Digium Wildcard TE420 Quad-Span T1 PCI-E card. Running ...
1
vote
0answers
181 views
Hardware problem after fresh Linux Mint install
I've installed Linux Mint, Mate 64bit on my machine.
My configuration:
Desktop PC HP Pro 3400 Series MT
Processor: Intel Core i3 2120 @3.30GHz
Chipset: Intel Sandy Bridge
Graphic Interface: ...
3
votes
2answers
268 views
Connecting to wireless router
According to this manual I tried:
$ iwconfig
lo no wireless extensions.
eth1 IEEE 802.11bg ESSID:"g\xC6isQ\xFFJ\xEC)\xCD\xBA\xAB\xF2\xFB\xE3F|\xC2T\xF8\x1B\xE8\xE7\x8DvZ.c3\x9F\xC9\x9A" ...
3
votes
2answers
1k views
Driver for Intel 2200BG wireless network card
I'm trying to make work my wireless network card Intel 2200BG in my laptop Acer Travelmate 4002WLMI.
I tried so far:
$ sudo lshw -C network
*-network:1
description: Wireless interface
...
9
votes
2answers
310 views
How to measure light?
I've got a Dell Latitude E6410 notebook which changes lcd light intensity in response to ambient light levels, so it has to have some photocell. How can I access the data from this photocell? I tried ...
2
votes
1answer
401 views
What does “DMA: Out of SW-IOMMU space” error mean?
First the link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1060268
Since this affects the kernel and other Distros, what does this type of error mean and why it happens?
1
vote
2answers
277 views
Share files via bluetooth
I'd like to transfer files located on the harddrive of my laptop Acer Travelmate 4002 WLMi to my smartphone via bluetooth.
My system is Ubuntu 12.04.
I tried so far.
$ sudo service bluetooth start
...
1
vote
1answer
1k views
Hotplug area too small error
I have VM running under RHEL6, which is running under HyperV. It has a lot of important soft installed, but does not have suffocating workload (~10% CPU is used). It's been really unstable recently ...
5
votes
2answers
511 views
How do I test hardware components to find out which one is bad?
Question
How do I test hardware components to find out which one is bad?
Details
I have an old machine running debian as a file server using samba. The other day I was unable to login to my file ...
-1
votes
1answer
200 views
Installing a .ko module on an embedded Linux system that does not support modules
From the answers to this question I have discovered that the embedded Linux distribution provided to me, by my hardware supplier, was not built with kernel support. If I am to use this distribution I ...
2
votes
2answers
1k views
How to install a TP-LINK network adapter?
How can I install a TP-LINK network adapter?
I have 8 files for Linux driver they are: compat.h, crc32.h, ethtool.h, Makefile, mii.c, mii.h, sundance_main.c and readme.txt.
I am new to Linux and am ...
4
votes
2answers
377 views
Can hardware be accessed directly from user space?
At work we have some embedded devices controlled by DOS software. I have been tasked with the responsibility of assessing the use of Linux as a replacement OS for DOS on a next generation of hardware. ...
3
votes
2answers
536 views
Wireless mouse freezes frequently for a second on laptop, when on battery
I have Samsung NP360E5A-A07PL laptop with ELAN Smart-Pad (ETPS/2 Elantech Touchpad, according to gpointing-device-settings), and a Logitech M195 wireless mouse (with an USB receiver). On Linux ...
3
votes
5answers
397 views
Modern distribution on old hardware
I have an old system currently running ubuntu jaunty. The main harware specs are:
Processor: AMD Athlon 1,2 GHz
RAM: 512 MB
Graphics: [SiS] 65x/M650/740 (output from lspci)
HDD: 40 GB
Now jaunty ...
5
votes
3answers
248 views
File size of 60.0 PB is wrong. Can deleting it cause data loss?
While backing up some data (a 200 GB home directory) with rsync, I got an I/0 error for a particular file, after which rsync continued on "normally" with its backup. The problem source file showed as ...
2
votes
0answers
165 views
Which system configuration setting(s) on HP Compaq dc5750 need to be changed if “running Unix”?
HP Compaq dc5750 small form factor Athlon 64 X2 3800+ 2.0GHz 2GB 160GB
On starting the system it displayed this message:
If you are running Unix, you need to configure your system using the ...
1
vote
1answer
116 views
RTL8139 not being detected on openSUSE 11.3 - can installing openSUSE 11.0 on VirtualBox help?
http://en.opensuse.org/HCL:Network_(Wired)
This hardware is getting shown in BIOS, but lspci dosn't show it on openSUSE 11.3.
So, if I plant openSUSE 11.0 on the VirtualBox on 11.3, will that get it ...
1
vote
1answer
97 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
655 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
2k 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.
6
votes
5answers
2k 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
76 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
1k 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
148 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
316 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 ...
12
votes
3answers
2k 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 ...
