Linux常用命令-lscpu

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命令

lscpu

描述

display information about the CPU architecture
显示CPU架构信息

用法

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lscpu [options]

选项

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Options:
  -a, --all               显示所有CPU,需配合-e或-p使用
  -b, --online            显示在线的CPU,需配合-e或-p使用
  -c, --offline           显示离线的CPU,需配合-e或-p使用
  -e, --extended[=<list>] 显示扩展格式,如-e=cpu,node
  -p, --parse[=<list>]    显示CSV格式,以逗号分隔
  -x, --hex               显示十六进制掩码

Architecture: 架构
CPU(s): 逻辑CPU数量,即Socket*Core*Thread
Thread(s) per core: 每个核心的线程数
Core(s) per socket: 每个CPU插槽核心数/每颗物理CPU核心数
Socket(s): CPU插槽数
Vendor ID: CPU厂商ID
CPU family: CPU系列
Model: 型号
Stepping: 步进
CPU MHz: CPU主频
Hypervisor vendor: 虚拟化平台
Virtualization: CPU支持的虚拟化技术

注意

无

示例

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$ lscpu
Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                2
On-line CPU(s) list:   0,1
Thread(s) per core:    1
Core(s) per socket:    1
Socket(s):             2
NUMA node(s):          1
Vendor ID:             GenuineIntel
CPU family:            6
Model:                 142
Model name:            Intel(R) Core(TM) i5-8265U CPU @ 1.60GHz
Stepping:              11
CPU MHz:               1800.002
BogoMIPS:              3600.00
Hypervisor vendor:     VMware
Virtualization type:   full
L1d cache:             32K
L1i cache:             32K
L2 cache:              256K
L3 cache:              6144K
NUMA node0 CPU(s):     0,1
Flags:                 fpu vme de mmx fxsr sse sse2 ss ssse3...

$ lscpu
...
Model name:            Intel(R) Xeon(R) CPU E5-26xx v4
Stepping:              1
CPU MHz:               2399.998
BogoMIPS:              4799.99
Hypervisor vendor:     KVM
Virtualization type:   full
...

$ lscpu -ae
CPU NODE SOCKET CORE L1d:L1i:L2:L3 ONLINE
0   0    0      0    0:0:0:0       yes
1   0    1      1    1:1:1:1       yes
$ lscpu -ap
# CPU,Core,Socket,Node,,L1d,L1i,L2,L3
0,0,0,0,,0,0,0,0
1,1,1,0,,1,1,1,1
# 指定显示格式
$ lscpu -e=cpu,core,online
CPU CORE ONLINE
0   0    yes
1   1    yes