Cellular automaton.
.. -*- coding: utf-8; -*-
.. include:: HEADER.rst
================
List hardware.
================
.. contents::
List hardware under Linux.
==========================
Command line:
``dmesg``
Messages about detecting new hardware.
``lshal -m``
monitor for hardware changes
``lspci``
All PCI devices.
``lspci -vvv``
All PCI devices. Very verbose output.
``sudo lspci -vvvnn``
All PCI devices. Very verbose output with vendor and device codes as both numbers and names.
``hwinfo --short``
Overview of all hardware, as well as more detailed info.
``lshw``
Another program for listing hardware.
``lshw -html | w3m -T text/html``
Lists hardware with HTML output in the w3m web browser.
``uptime``
Current time elapsed since last reboot, users, and load average.
``lsusb``
USB buses and attached devices.
``lsusb -vvv``
USB buses and attached devices. Very verbose output.
GUI: ``hardinfo``, ``lshw-gtk``.
List hardware under Windows.
============================
``%WINDIR%\system32\msinfo32.exe``
msinfo32
http://www.cpuid.com/softwares/cpu-z.html
cpu-z
``%WINDIR%\system32\dxdiag.exe``
DirectX Diagnostic Tool
``%WINDIR%\system32\devmgmt.msc /s``
Device Manager
List processors.
================
``cat /proc/cpuinfo``
All processors, clock speeds, flags, and more.
``watch -d grep MHz /proc/cpuinfo``
CPU MHz speed monitor.
``cat /proc/loadavg``
Processor load average for the last 1, 5, and 15 minutes.
``top``
Press C key to sort processes by CPU usage.
``sudo powertop``
CPU usage by processes, idle/freq/dev stats
List memory.
============
``free``
Total, used, and free memory.
``free -m``
Total, used, and free memory shown in MB.
``cat /proc/meminfo``
Amount of RAM and swap, and how much is being used for what.
``top``
Real-time memory consumption. Press M key to sort processes by memory usage.
::
$ cat /proc/meminfo
$ sudo lshw -class memory
$ sudo lshw -short -C memory
$ sudo dmidecode --type memory
$ sudo apt-get install i2c-tools
$ sudo modprobe eeprom
$ sudo decode-dimms
$ read-edid
Graphics card.
==============
``glxinfo``
Details about OpenGL, the Xserver, and your graphics card.
``glxinfo | grep direct``
Do you have direct 3d rendering?
``glxinfo | grep vendor``
Graphics card vendor.
``lspci | grep VGA``
Specific graphics card model.
``glxgears``
A simple 3d benchmark, prints frame rate to the terminal.
``xrandr``
Supported display resolutions.
``xdpyinfo``
Utility for displaying information about an X server.
``xvinfo``
Print out X-Video extension adaptor information.
``xdriinfo``
Query configuration information of DRI drivers.
Audio.
======
``lspci | grep Audio``
Audio controller.
``aplay --list-devices``
More audio device information.
Software versions.
==================
``cat /etc/issue``
Current distribution and version.
``apt-cache showpkg packagename``
Packagename’s version and dependencies.
``uname -r``
Linux kernel version.
``uname -a``
All kernel details.
Networking.
===========
``lspci | grep Ethernet``
Ethernet controllers.
``ip addr show``
List of netword devices, assigned IP addresses and MAC addresses.
``ifconfig``
Networking interfaces, IP addresses, and more.
Hard disks.
===========
``df -H``
Partitions, as well as their mount-points and usage in GB.
``sudo fdisk -l``
All partitions, their device names, and positions on disk.
``hwinfo --disk`` or ``lshw -class disk``
Disk hardware info.
``smartctl``
Show S.M.A.R.T. reports about disk heals.
Fan/temperature/voltage.
========================
Detect available sensors::
$ sudo apt-get install lm-sensors
$ sudo sensors-detect
Load corresponding kernel module, like::
$ sudo modprobe coretemp
Check output::
$ sudo sensors
``sensors`` uses ``/sys/class/hwmon/*`` hierarchy.
HDD temperature through SMART::
$ sudo hddtemp /dev/sd?
BIOS info.
==========
Human readable string with BIOS.motheboard names::
$ dd if=/dev/mem bs=64k skip=15 count=1 | strings
Find out virtualization type.
=============================
::
$ sudo apt-get install virt-what
$ virt-what
$ sudo apt-get install imvirt
$ imvirt