Dmidecode Study Server Hardware Details


dmidecode - DMI table decoder
 1)Get The Details Information About System
# dmidecode -t system
# dmidecode 2.7
SMBIOS 2.5 present.
 Handle 0x0002, DMI type 1, 27 bytes.
System Information
        Manufacturer: Intel
        Product Name: S5000PSL
        Version: Not Specified
        Serial Number: .........
1)Get the OEM manufacturing Details 
2)Board Product Name Details.

2)Get Details Information about Memory
# dmidecode -t 16
# dmidecode 2.7
SMBIOS 2.5 present.
Handle 0x0038, DMI type 16, 15 bytes.
Physical Memory Array
        Location: System Board Or Motherboard
        Use: System Memory
        Error Correction Type: Multi-bit ECC
        Maximum Capacity: 32 GB
        Error Information Handle: Not Provided
        Number Of Devices: 8
1)Find the total no of memory slot (Number of Device:8)
2)Maximum Memory Capacity of system (Maximum Capacity : 32 GB)
32 divided by 8 = 4. so for each device we can maintain upto 4GB Memory capacity.
 We will get the available Memory size on every slot.
# dmidecode -t memory | grep 'Size'
        Size: 4096 MB
        Size: No Module Installed
        Size: 4096 MB
        Size: No Module Installed
        Size: No Module Installed
        Size: No Module Installed
        Size: No Module Installed
        Size: No Module Installed

3)Get the Connector Details.
# dmidecode -t connector
Handle 0x000A, DMI type 8, 9 bytes.
Port Connector Information
        Internal Reference Designator: Not Specified
        Internal Connector Type: None
        External Reference Designator: VGA
        External Connector Type: DB-15 female
        Port Type: Video Port
We will get 
1)Cable type - VGA -SERIAL - PS/2 Mouse - USB Cable-RJ45
then we can check cable type is male or female.
2)Find the total of connector for every specification.
4)Get the Processor Details.
# dmidecode -t processor
# dmidecode 2.7
SMBIOS 2.5 present.
Handle 0x0032, DMI type 4, 40 bytes.
Processor Information
        Socket Designation: CPU1
        Type: Central Processor
        Family: Xeon
        Manufacturer: Intel(R) Corporation
        ID: 7A 06 01 00 FF FB EB BF
        Signature: Type 0, Family 6, Model 23, Stepping 10
1)we'll get Family type is 
Xeon (or) Core 2 Duo
Manufactured Details.
5)lspci & dmidecore is good tool to study the system Hardware details like.

a)DRAM Details b) VGA Compatible Controller c)Audo Device d)USB Controller e)Ethernet Controller
-v Details -vv More Details
-x show hexadecimal dump of standar of PCI Configuration space.
-t show the PCI in tree diagram.

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