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linux查看具体内存信息

basic shang 4828浏览 0评论

1.主板支持最大内存

# dmidecode |grep "Maximum Capacity"
        Maximum Capacity: 128 GB

 
2.现有内存

# dmidecode |grep "Range Size"
        Range Size: 3328 MB
        Range Size: 13056 MB

 
3.内存具体信息

# dmidecode |grep -A16 "Memory Device$"  //查看Memory Device$后面16行内容
或dmidecode -t 17  //17对应内存设备。具体数字对应什么设备,请参照附录
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: 4096 MB
        Form Factor: DIMM
        Set: 1
        Locator: DIMM_A1
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: 1333 MHz
        Manufacturer: 00AD04B380AD
        Serial Number: 468BC44D
        Asset Tag: 01123321
        Part Number: HMT351R7CFR8A-H9
--
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: 4096 MB
        Form Factor: DIMM
        Set: 1
        Locator: DIMM_A2
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: 1333 MHz
        Manufacturer: 00AD04B380AD
        Serial Number: 462BC44F
        Asset Tag: 01123321
        Part Number: HMT351R7CFR8A-H9
--
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: No Module Installed
        Form Factor: DIMM
        Set: 2
        Locator: DIMM_A3
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: Unknown
        Manufacturer:
        Serial Number:
        Asset Tag:
        Part Number:
--
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: No Module Installed
        Form Factor: DIMM
        Set: 2
        Locator: DIMM_A4
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: Unknown
        Manufacturer:
        Serial Number:
        Asset Tag:
        Part Number:
--
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: 4096 MB
        Form Factor: DIMM
        Set: 5
        Locator: DIMM_B1
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: 1333 MHz
        Manufacturer: 00AD04B380AD
        Serial Number: 461BC44F
        Asset Tag: 01123321
        Part Number: HMT351R7CFR8A-H9
--
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: 4096 MB
        Form Factor: DIMM
        Set: 6
        Locator: DIMM_B2
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: 1333 MHz
        Manufacturer: 00AD04B380AD
        Serial Number: 464BC440
        Asset Tag: 01123321
        Part Number: HMT351R7CFR8A-H9
--
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: No Module Installed
        Form Factor: DIMM
        Set: 6
        Locator: DIMM_B3
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: Unknown
        Manufacturer:
        Serial Number:
        Asset Tag:
        Part Number:
--
Memory Device
        Array Handle: 0x1000
        Error Information Handle: Not Provided
        Total Width: 72 bits
        Data Width: 64 bits
        Size: No Module Installed
        Form Factor: DIMM
        Set: 4
        Locator: DIMM_B4
        Bank Locator: Not Specified
        Type: DDR3
        Type Detail: Synchronous
        Speed: Unknown
        Manufacturer:
        Serial Number:
        Asset Tag:
        Part Number:

size不为空的,即插有内存的。这边可以看到,机子上插了4根4G内存,类型为DDR3,频率为133。

附录:

# dmidecode -t type //type可以为数字或数字后面的单词,如system,baseboard等,具体单词可以通过dmidecode -t --help查看。
          0   BIOS
          1   System
          2   BaseBoard
          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

转载请注明:酷喃|coolnull| » linux查看具体内存信息

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