Linux查看CPU,内存,硬盘命令

人阅读 2024-10-17 08:06:49Linux

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1 查看CPU

1.1 查看CPU个数
# cat /proc/cpuinfo | grep "physical id" | uniq | wc -l
2
**uniq命令：删除重复行；wc –l命令：统计行数**

1.2 查看CPU核数
# cat /proc/cpuinfo | grep "cpu cores" | uniq
cpu cores : 4

1.3 查看CPU型号
# cat /proc/cpuinfo | grep 'model name' |uniq
model name: Intel(R) Xeon(R) CPU E5630 @ 2.53GHz

总结：该服务器有2个4核CPU，型号Intel(R) Xeon(R) CPU E5630 @ 2.53GHz

2 查看内存

2.1 查看内存总数
#cat /proc/meminfo | grep MemTotal
MemTotal: 32941268 kB //内存32G

2.2 查看内存条数

本节内容引自新浪博文《Linux查看内存条数》
查看原文：

# dmidecode |grep -A16 "Memory Device$"
Memory Device
  Array Handle: 0x1000
  Error Information Handle: Not Provided
  Total Width: 72 bits
  Data Width: 64 bits
  Size: 2048 MB     //1条2G内存
  Form Factor: DIMM
  Set: 1
  Locator: DIMM1
  Bank Locator: Not Specified
  Type: DDR2
  Type Detail: Synchronous
  Speed: 667 MHz
  Manufacturer: 7F7F7F7F7F510000
  Serial Number: 0403E324
  Asset Tag: 450721
  Part Number: 72T256220HR3SA
--
Memory Device
  Array Handle: 0x1000
  Error Information Handle: Not Provided
  Total Width: 72 bits
  Data Width: 64 bits
  Size: 2048 MB  //1条2G内存
  Form Factor: DIMM
  Set: 1
  Locator: DIMM2
  Bank Locator: Not Specified
  Type: DDR2
  Type Detail: Synchronous
  Speed: 667 MHz
  Manufacturer: 7F7F7F7F7F510000
  Serial Number: 0403E324
  Asset Tag: 450721
  Part Number: 72T256220HR3SA
--
Memory Device
  Array Handle: 0x1000
  Error Information Handle: Not Provided
  Total Width: 72 bits
  Data Width: 64 bits
  Size: No Module Installed     //1个内存空槽
  Form Factor: DIMM
  Set: 2
  Locator: DIMM3
  Bank Locator: Not Specified
  Type: DDR2
  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   //1个内存空槽
  Form Factor: DIMM
  Set: 2
  Locator: DIMM4
  Bank Locator: Not Specified
  Type: DDR2
  Type Detail: Synchronous
  Speed: Unknown
  Manufacturer:
  Serial Number:
  Asset Tag: