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：

DB01:~ # dmidecode --helpUsage: 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

查看DMI的类型：

DMI TYPESThe SMBIOS specification defines the following DMI types:Type   Information----------------------------------------0   BIOS1   System2   Base Board3   Chassis4   Processor5   Memory Controller6   Memory Module7   Cache8   Port Connector9   System Slots10   On Board Devices11   OEM Strings12   System Configuration Options13   BIOS Language14   Group Associations15   System Event Log16   Physical Memory Array17   Memory Device18   32-bit Memory Error19   Memory Array Mapped Address20   Memory Device Mapped Address21   Built-in Pointing Device22   Portable Battery23   System Reset24   Hardware Security25   System Power Controls26   Voltage Probe27   Cooling Device28   Temperature Probe29   Electrical Current Probe30   Out-of-band Remote Access31   Boot Integrity Services32   System Boot33   64-bit Memory Error34   Management Device35   Management Device Component36   Management Device Threshold Data37   Memory Channel38   IPMI Device39   Power Supply

查看BIOS信息：

DB01:~ # dmidecode -t
dmidecode: option requires an argument -- 't'
Type number or keyword expected
Valid type keywords are:biossystembaseboardchassisprocessormemorycacheconnectorslot
DB01:~ # dmidecode -t bios
# dmidecode 2.9
SMBIOS 2.5 present.
Handle 0x0000, DMI type 0, 24 bytes
BIOS InformationVendor: HPVersion: A15Release Date: 05/02/2011Address: 0xF0000Runtime Size: 64 kBROM Size: 4096 kBCharacteristics:PCI is supportedPNP is supportedBIOS is upgradeableBIOS shadowing is allowedESCD support is availableBoot from CD is supportedSelectable boot is supportedEDD is supported5.25"/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 supportedUSB legacy is supportedBIOS boot specification is supportedFunction key-initiated network boot is supportedTargeted content distribution is supported

查看系统信息：

DB01:~ # dmidecode -t system
# dmidecode 2.9
SMBIOS 2.5 present.
Handle 0x0100, DMI type 1, 27 bytes
System InformationManufacturer: HPProduct Name: ProLiant DL785 G5   Version: Not SpecifiedSerial Number: SGH030XF4X      UUID: 414D3432-3341-5347-4830-333058463458Wake-up Type: Power SwitchSKU Number: AM423A          Family: ProLiant
Handle 0x2000, DMI type 32, 11 bytes
System Boot InformationStatus: No errors detected

查看CPU的信息：

DYDMSDB01:~ # dmidecode -t processor
# dmidecode 2.9
SMBIOS 2.5 present.
Handle 0x0400, DMI type 4, 40 bytes
Processor InformationSocket Designation: Proc 1Type: Central ProcessorFamily: OpteronManufacturer: AMDID: 42 0F 10 00 FF FB 8B 17Signature: Family 16, Model 4, Stepping 2Flags: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 SpecifiedVoltage: 1.4 VExternal Clock: UnknownMax Speed: 3000 MHzCurrent Speed: 2500 MHzStatus: Populated, EnabledUpgrade: OtherL1 Cache Handle: 0x0710L2 Cache Handle: 0x0720L3 Cache Handle: 0x0730Serial Number: Not SpecifiedAsset Tag: Not SpecifiedPart Number: Not SpecifiedCore Count: 4Core Enabled: 4Thread Count: 4Characteristics:64-bit capable
Handle 0x0401, DMI type 4, 40 bytes
Processor InformationSocket Designation: Proc 2Type: Central ProcessorFamily: OpteronManufacturer: AMDID: 42 0F 10 00 FF FB 8B 17Signature: Family 16, Model 4, Stepping 2Flags: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 SpecifiedVoltage: 1.4 VExternal Clock: UnknownMax Speed: 3000 MHzCurrent Speed: 2500 MHzStatus: Populated, IdleUpgrade: OtherL1 Cache Handle: 0x0711L2 Cache Handle: 0x0721L3 Cache Handle: 0x0731Serial Number: Not SpecifiedAsset Tag: Not SpecifiedPart Number: Not SpecifiedCore Count: 4Core Enabled: 4Thread Count: 4Characteristics:64-bit capable

查看物理内存的信息：

DB01:~ # dmidecode -t 16
# dmidecode 2.9
SMBIOS 2.5 present.
Handle 0x0000, DMI type 0, 24 bytes
BIOS InformationVendor: HPVersion: A15Release Date: 05/02/2011Address: 0xF0000Runtime Size: 64 kBROM Size: 4096 kBCharacteristics:PCI is supportedPNP is supportedBIOS is upgradeableBIOS shadowing is allowedESCD support is availableBoot from CD is supportedSelectable boot is supportedEDD is supported5.25"/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 supportedUSB legacy is supportedBIOS boot specification is supportedFunction key-initiated network boot is supportedTargeted content distribution is supported

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