dmidecode可以查看服务器硬件的详细配置,下面是DMI的类型：
语法格式：
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DB01:~ # dmidecode --help
Usage: dmidecode [OPTIONS]Options are: -d, --dev-mem FILE Read memory from device FILE (default: /dev/mem)
-h, --help Display this help text and exit
-q, --quiet Less verbose output
-s, --string KEYWORD Only display the value of the given DMI string
-t, --type TYPE Only display the entries of given type
-u, --dump Do not decode the entries
-V, --version Display the version and exit
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查看DMI的类型：
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DMI TYPES The SMBIOS specification defines the following DMI types:
Type Information
----------------------------------------
0 BIOS
1 System
2 Base Board
3 Chassis
4 Processor
5 Memory Controller
6 Memory Module
7 Cache
8 Port Connector
9 System Slots
10 On Board Devices
11 OEM Strings
12 System Configuration Options
13 BIOS Language
14 Group Associations
15 System Event Log
16 Physical Memory Array
17 Memory Device
18 32-bit Memory Error
19 Memory Array Mapped Address
20 Memory Device Mapped Address
21 Built-in Pointing Device
22 Portable Battery
23 System Reset
24 Hardware Security
25 System Power Controls
26 Voltage Probe
27 Cooling Device
28 Temperature Probe
29 Electrical Current Probe
30 Out-of-band Remote Access
31 Boot Integrity Services
32 System Boot
33 64-bit Memory Error
34 Management Device
35 Management Device Component
36 Management Device Threshold Data
37 Memory Channel
38 IPMI Device
39 Power Supply
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查看BIOS信息：
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DB01:~ # dmidecode -t
dmidecode: option requires an argument -- 't'
Type number or keyword expectedValid type keywords are:
bios
system
baseboard
chassis
processor
memory
cache
connector
slot
DB01:~ # dmidecode -t bios
# dmidecode 2.9SMBIOS 2.5 present.Handle 0x0000, DMI type 0, 24 bytes
BIOS Information Vendor: HP
Version: A15
Release Date: 05/02/2011
Address: 0xF0000
Runtime Size: 64 kB
ROM Size: 4096 kB
Characteristics:
PCI is supported
PNP is supported
BIOS is upgradeable
BIOS shadowing is allowed
ESCD support is available
Boot from CD is supported
Selectable boot is supported
EDD is supported
5.25"/360 KB floppy services are supported (int 13h)
5.25"/1.2 MB floppy services are supported (int 13h)
3.5"/720 KB floppy services are supported (int 13h)
Print screen service is supported (int 5h)
8042 keyboard services are supported (int 9h)
Serial services are supported (int 14h)
Printer services are supported (int 17h)
CGA/mono video services are supported (int 10h)
ACPI is supported
USB legacy is supported
BIOS boot specification is supported
Function key-initiated network boot is supported
Targeted content distribution is supported
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查看系统信息：
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DB01:~ # dmidecode -t system
# dmidecode 2.9SMBIOS 2.5 present.Handle 0x0100, DMI type 1, 27 bytes
System Information Manufacturer: HP
Product Name: ProLiant DL785 G5
Version: Not Specified
Serial Number: SGH030XF4X
UUID: 414D3432-3341-5347-4830-333058463458
Wake-up Type: Power Switch
SKU Number: AM423A
Family: ProLiant
Handle 0x2000, DMI type 32, 11 bytes
System Boot Information Status: No errors detected
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查看CPU的信息：
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DYDMSDB01:~ # dmidecode -t processor
# dmidecode 2.9SMBIOS 2.5 present.Handle 0x0400, DMI type 4, 40 bytes
Processor Information Socket Designation: Proc 1
Type: Central Processor
Family: Opteron
Manufacturer: AMD
ID: 42 0F 10 00 FF FB 8B 17
Signature: Family 16, Model 4, Stepping 2
Flags:
FPU (Floating-point unit on-chip)
VME (Virtual mode extension)
DE (Debugging extension)
PSE (Page size extension)
TSC (Time stamp counter)
MSR (Model specific registers)
PAE (Physical address extension)
MCE (Machine check exception)
CX8 (CMPXCHG8 instruction supported)
APIC (On-chip APIC hardware supported)
SEP (Fast system call)
MTRR (Memory type range registers)
PGE (Page global enable)
MCA (Machine check architecture)
CMOV (Conditional move instruction supported)
PAT (Page attribute table)
PSE-36 (36-bit page size extension)
CLFSH (CLFLUSH instruction supported)
MMX (MMX technology supported)
FXSR (Fast floating-point save and restore)
SSE (Streaming SIMD extensions)
SSE2 (Streaming SIMD extensions 2)
HTT (Hyper-threading technology)
Version: Not Specified
Voltage: 1.4 V
External Clock: Unknown
Max Speed: 3000 MHz
Current Speed: 2500 MHz
Status: Populated, Enabled
Upgrade: Other
L1 Cache Handle: 0x0710
L2 Cache Handle: 0x0720
L3 Cache Handle: 0x0730
Serial Number: Not Specified
Asset Tag: Not Specified
Part Number: Not Specified
Core Count: 4
Core Enabled: 4
Thread Count: 4
Characteristics:
64-bit capable
Handle 0x0401, DMI type 4, 40 bytes
Processor Information Socket Designation: Proc 2
Type: Central Processor
Family: Opteron
Manufacturer: AMD
ID: 42 0F 10 00 FF FB 8B 17
Signature: Family 16, Model 4, Stepping 2
Flags:
FPU (Floating-point unit on-chip)
VME (Virtual mode extension)
DE (Debugging extension)
PSE (Page size extension)
TSC (Time stamp counter)
MSR (Model specific registers)
PAE (Physical address extension)
MCE (Machine check exception)
CX8 (CMPXCHG8 instruction supported)
APIC (On-chip APIC hardware supported)
SEP (Fast system call)
MTRR (Memory type range registers)
PGE (Page global enable)
MCA (Machine check architecture)
CMOV (Conditional move instruction supported)
PAT (Page attribute table)
PSE-36 (36-bit page size extension)
CLFSH (CLFLUSH instruction supported)
MMX (MMX technology supported)
FXSR (Fast floating-point save and restore)
SSE (Streaming SIMD extensions)
SSE2 (Streaming SIMD extensions 2)
HTT (Hyper-threading technology)
Version: Not Specified
Voltage: 1.4 V
External Clock: Unknown
Max Speed: 3000 MHz
Current Speed: 2500 MHz
Status: Populated, Idle
Upgrade: Other
L1 Cache Handle: 0x0711
L2 Cache Handle: 0x0721
L3 Cache Handle: 0x0731
Serial Number: Not Specified
Asset Tag: Not Specified
Part Number: Not Specified
Core Count: 4
Core Enabled: 4
Thread Count: 4
Characteristics:
64-bit capable
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查看物理内存的信息：
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DB01:~ # dmidecode -t 16
# dmidecode 2.9SMBIOS 2.5 present.Handle 0x0000, DMI type 0, 24 bytes
BIOS Information Vendor: HP
Version: A15
Release Date: 05/02/2011
Address: 0xF0000
Runtime Size: 64 kB
ROM Size: 4096 kB
Characteristics:
PCI is supported
PNP is supported
BIOS is upgradeable
BIOS shadowing is allowed
ESCD support is available
Boot from CD is supported
Selectable boot is supported
EDD is supported
5.25"/360 KB floppy services are supported (int 13h)
5.25"/1.2 MB floppy services are supported (int 13h)
3.5"/720 KB floppy services are supported (int 13h)
Print screen service is supported (int 5h)
8042 keyboard services are supported (int 9h)
Serial services are supported (int 14h)
Printer services are supported (int 17h)
CGA/mono video services are supported (int 10h)
ACPI is supported
USB legacy is supported
BIOS boot specification is supported
Function key-initiated network boot is supported
Targeted content distribution is supported
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其它硬件信息，也可以类似查看。这个命令结合dmesg去查看，收集的信息会比较全
本文转自 冰冻vs西瓜 51CTO博客，原文链接：http://blog.51cto.com/molewan/1674982，如需转载请自行联系原作者