How to View Linux CPU Information

To view information about your CPU, use the lscpu command as it shows information about your CPU architecture such as number of CPU’s, cores, CPU family model, CPU caches, threads, etc from sysfs and /proc/cpuinfo.

[centos7@localhost ~]$ 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:     2
Core(s) per socket:     2
Socket(s):                   1
NUMA node(s):        1
Vendor ID:                 GenuineIntel
CPU family:              6
Model:                      58
Model name:            Intel(R) Core(TM) i3-3110M CPU @ 2.40GHz
Stepping:                 9
CPU MHz:              1778.320
CPU max MHz:      2400.0000
CPU min MHz:      1200.0000
BogoMIPS:            4788.93
Virtualization:        VT-x
L1d cache:             32K
L1i cache:             32K
L2 cache:              256K
L3 cache:              3072K
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 dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer xsave avx f16c lahf_lm epb ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid fsgsbase smep erms xsaveopt dtherm arat pln pts spec_ctrl intel_stibp flush_l1d

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