lscpu

查看cpu信息命令


用法:
 lscpu [选项]

Display information about the CPU architecture.

选项:
 -a, --all               同时打印在线和离线 CPU (-e 选项默认值)
 -b, --online            只打印在线 CPU (-p 选项默认值)
 -c, --offline           只打印离线 CPU
 -e, --extended[=<列表>] 打印扩展的可读格式
 -p, --parse[=<列表>]    打印可解析格式
 -s, --sysroot <目录>    以指定目录作为系统根目录
 -x, --hex               打印十六进制掩码而非 CPU 列表
 -y, --physical          print physical instead of logical IDs

 -h, --help     显示此帮助并退出
 -V, --version  输出版本信息并退出

可用的列:
           CPU  逻辑 CPU 数量
          CORE  逻辑核心数量
        SOCKET  逻辑(CPU)座数量
          NODE  逻辑 NUMA 节点数量
          BOOK  逻辑 book 数
        DRAWER  logical drawer number
         CACHE  shows how caches are shared between CPUs
  POLARIZATION  CPU dispatching mode on virtual hardware
       ADDRESS  physical address of a CPU
    CONFIGURED  shows if the hypervisor has allocated the CPU
        ONLINE  shows if Linux currently makes use of the CPU
        MAXMHZ  shows the maximum MHz of the CPU
        MINMHZ  shows the minimum MHz of the CPU

更多信息请参阅 lscpu(1)。

示例:

Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                8
On-line CPU(s) list:   0-7
Thread(s) per core:    1
Core(s) per socket:    4
座:                 2
NUMA 节点:         2
厂商 ID:           GenuineIntel
CPU 系列:          6
型号:              45
型号名称:        Intel(R) Xeon(R) CPU E5-2403 0 @ 1.80GHz
步进:              7
CPU MHz:             1786.486
CPU max MHz:           1800.0000
CPU min MHz:           1200.0000
BogoMIPS:            3591.34
虚拟化:           VT-x
L1d 缓存:          32K
L1i 缓存:          32K
L2 缓存:           256K
L3 缓存:           10240K
NUMA 节点0 CPU:    0-3
NUMA 节点1 CPU:    4-7
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 pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx lahf_lm epb ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid xsaveopt dtherm arat pln pts md_clear spec_ctrl intel_stibp flush_l1d
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