Linux命令(51)之lscpu

linux命令之lscpu

1.lscpu介绍

linux命令lscpu是用来查看服务器上cpu相关信息

2.lscpu用法

lscpu [参数]

lscpu参数

参数	说明
-a	显示online和offline CPU信息
-b	显示online CPU信息
-c	显示offline CPU信息
-e	以可读的方式显示CPU信息

3.实例

3.1.显示online和offline CPU信息

命令：

lscpu

[root@rhel77 ~]# lscpu
Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                4
On-line CPU(s) list:   0-3
Thread(s) per core:    1
Core(s) per socket:    2
Socket(s):             2
NUMA node(s):          1
Vendor ID:             GenuineIntel
CPU family:            6
Model:                 165
Model name:            Intel(R) Core(TM) i7-10750H CPU @ 2.60GHz
Stepping:              2
CPU MHz:               2591.997
BogoMIPS:              5183.99
Hypervisor vendor:     VMware
Virtualization type:   full
L1d cache:             32K
L1i cache:             32K
L2 cache:              256K
L3 cache:              12288K
NUMA node0 CPU(s):     0-3
Flags:                 fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid rdseed adx smap clflushopt xsaveopt xsavec arat pku ospke md_clear spec_ctrl intel_stibp flush_l1d arch_capabilities
[root@rhel77 ~]# 

3.2.显示online CPU信息

命令：

lscpu -bp

[root@rhel77 ~]# lscpu -bp
# The following is the parsable format, which can be fed to other
# programs. Each different item in every column has an unique ID
# starting from zero.
# CPU,Core,Socket,Node,,L1d,L1i,L2,L3
0,0,0,0,,0,0,0,0
1,1,0,0,,1,1,1,0
2,2,1,0,,2,2,2,1
3,3,1,0,,3,3,3,1

3.3.显示offline CPU信息

命令：

lscpu -ce

[root@rhel77 ~]# lscpu -ce
[root@rhel77 ~]#