dmidecode command examples

dmidecode is one of the useful command to get the hardware information ( its alternatively called DMI table decoder). Its comes handy when you want to know what hardware lies beneath OS, it comes from “dmidecode-2.10” package. The related configuration file is /dev/mem, below we have covered almost all the dmidecode options. Path: /usr/sbin/dmidecode

Examples:

To read memory from file

$ dmidecode -d /dev/mem 

To be less verbose

$ dmidecode -q

$ dmidecode –quite 

To print the value of the DMI string

$ dmidecode -s bios-version
$ dmidecode –string bios-version

To display entries of specified type

$ dmidecode -t TYPE
$ dmidecode -t memory
$ dmidecode –type memory
 

To not decode entries, dump as hexadecimal

$ dmidecode -u

$ dmidecode –dump 

To dump the DMI data into file

$ dmidecode –dump-bin /tmp/file.txt 

To display the usage information

$ dmidecode -h 

To display the version and exit

$ dmidecode -V

$ dmidecode –version 

To list the BIOS

$ dmidecode -t 0 

To list the System

$ dmidecode -t 1

To list the Base Board

$ dmidecode -t 2

To list the Chassis

$ dmidecode -t 3

 

To list the Processor

$ dmidecode -t 4

To list the Memory Controller

$ dmidecode -t 5

 

To list the Memory Module

$ dmidecode -t 6 

To list the Cache

$ dmidecode -t 7 

To list the Port Connector

$ dmidecode -t 8 

To list the System Slots

$ dmidecode -t 9

To list the On Board Devices

$ dmidecode -t 10 

To list the OEM Strings

$ dmidecode -t 11

To list the System Configuration Options

$ dmidecode -t 12 

To list the BIOS Language

$ dmidecode -t 13 

To list the Group Associations

$ dmidecode -t 14 

To list the System Event Log

$ dmidecode -t 15 

To list the Physical Memory Array

$ dmidecode -t 16 

To list the Memory Device

$ dmidecode -t 17 

To list the 32-bit Memory Error

$ dmidecode -t 18 

To list the Memory Array Mapped Address

$ dmidecode -t 19 

To list the Memory Device Mapped Address

$ dmidecode -t 20 

To list the Built-in Pointing Device

$ dmidecode -t 21 

To list the Portable Battery

$ dmidecode -t 22 

To list the System Reset

$ dmidecode -t 23

To list the Hardware Security

$ dmidecode -t 24 

To list the System Power Controls

$ dmidecode -t 25 

To list the Voltage Probe

$ dmidecode -t 26 

To list the Cooling Device

$ dmidecode -t 27 

To list the Temperature Probe

$ dmidecode -t 28 

To list the Electrical Current Probe

$ dmidecode -t 29 

To list the Out-of-band Remote Access

$ dmidecode -t 30 

To list the Boot Integrity Services

$ dmidecode -t 31 

To list the System Boot

$ dmidecode -t 32 

To list the 64-bit Memory Error

$ dmidecode -t 33 

To list the Management Device

$ dmidecode -t 34 

To list the Management Device Component

$ dmidecode -t 35 

To list the Management Device Threshold Data

$ dmidecode -t 36 

To list the Memory Channel

$ dmidecode -t 37 

To list the IPMI Device

$ dmidecode -t 38 

To list the Power Supply

$ dmidecode -t 39 

To list the Additional Information

$ dmidecode -t 40 

To list the on-board Device

$ dmidecode -t 41 

Related Commands: biosdecode, mem, ownership, vpddecode