Mac OS X常用命令

1.sw_vers查看系統版本號(在無法點擊查看本機時可以使用命令查看系統版本號,曾遇到的問題 在虛擬機裏面無法點擊查看本機看系統版本號):

xiaqiangdeMacBook-Pro:~ xiaqiang$ sw_vers
ProductName:    Mac OS X
ProductVersion: 10.11.6
BuildVersion:   15G31

2.sw_vers | grep ‘ProductVersion:’ | grep -o ‘[0-9].[0-9].[0-9]*’ 直接過濾出版本號:

xiaqiangdeMacBook-Pro:~ xiaqiang$ sw_vers | grep 'ProductVersion:' | grep -o '[0-9]*\.[0-9]*\.[0-9]*'
10.11.6

3.sysctl machdep.cpu查看CPU信息和相關內核狀態:

xiaqiangdeMacBook-Pro:~ xiaqiang$ sysctl machdep.cpu
machdep.cpu.max_basic: 20
machdep.cpu.max_ext: 2147483656
machdep.cpu.vendor: GenuineIntel
machdep.cpu.brand_string: Intel(R) Core(TM) i5-5257U CPU @ 2.70GHz
machdep.cpu.family: 6
machdep.cpu.model: 61
machdep.cpu.extmodel: 3
machdep.cpu.extfamily: 0
machdep.cpu.stepping: 4
machdep.cpu.feature_bits: 9221959987971750911
machdep.cpu.leaf7_feature_bits: 35399595
machdep.cpu.extfeature_bits: 1241984796928
machdep.cpu.signature: 198356
machdep.cpu.brand: 0
machdep.cpu.features: FPU VME DE PSE TSC MSR PAE MCE CX8 APIC SEP MTRR PGE MCA CMOV PAT PSE36 CLFSH DS ACPI MMX FXSR SSE SSE2 SS HTT TM PBE SSE3 PCLMULQDQ DTES64 MON DSCPL VMX EST TM2 SSSE3 FMA CX16 TPR PDCM SSE4.1 SSE4.2 x2APIC MOVBE POPCNT AES PCID XSAVE OSXSAVE SEGLIM64 TSCTMR AVX1.0 RDRAND F16C
machdep.cpu.leaf7_features: SMEP ERMS RDWRFSGS TSC_THREAD_OFFSET BMI1 AVX2 BMI2 INVPCID SMAP RDSEED ADX IPT FPU_CSDS
machdep.cpu.extfeatures: SYSCALL XD 1GBPAGE EM64T LAHF LZCNT PREFETCHW RDTSCP TSCI
machdep.cpu.logical_per_package: 16
machdep.cpu.cores_per_package: 8
machdep.cpu.microcode_version: 33
machdep.cpu.processor_flag: 6
machdep.cpu.mwait.linesize_min: 64
machdep.cpu.mwait.linesize_max: 64
machdep.cpu.mwait.extensions: 3
machdep.cpu.mwait.sub_Cstates: 286531872
machdep.cpu.thermal.sensor: 1
machdep.cpu.thermal.dynamic_acceleration: 1
machdep.cpu.thermal.invariant_APIC_timer: 1
machdep.cpu.thermal.thresholds: 2
machdep.cpu.thermal.ACNT_MCNT: 1
machdep.cpu.thermal.core_power_limits: 1
machdep.cpu.thermal.fine_grain_clock_mod: 1
machdep.cpu.thermal.package_thermal_intr: 1
machdep.cpu.thermal.hardware_feedback: 0
machdep.cpu.thermal.energy_policy: 1
machdep.cpu.xsave.extended_state: 7 832 832 0
machdep.cpu.xsave.extended_state1: 1 0 0 0
machdep.cpu.arch_perf.version: 3
machdep.cpu.arch_perf.number: 4
machdep.cpu.arch_perf.width: 48
machdep.cpu.arch_perf.events_number: 7
machdep.cpu.arch_perf.events: 0
machdep.cpu.arch_perf.fixed_number: 3
machdep.cpu.arch_perf.fixed_width: 48
machdep.cpu.cache.linesize: 64
machdep.cpu.cache.L2_associativity: 8
machdep.cpu.cache.size: 256
machdep.cpu.tlb.inst.large: 8
machdep.cpu.tlb.data.small: 64
machdep.cpu.tlb.data.small_level1: 64
machdep.cpu.address_bits.physical: 39
machdep.cpu.address_bits.virtual: 48
machdep.cpu.core_count: 2
machdep.cpu.thread_count: 4
machdep.cpu.tsc_ccc.numerator: 0
machdep.cpu.tsc_ccc.denominator: 0

4.man sysctl查看相關命令的使用方法:

xiaqiangdeMacBook-Pro:~ xiaqiang$ man sysctl

   -o      Show opaque variables (which are normally suppressed).  The for-
             mat and length are printed, as well as a hex dump of the first
             sixteen bytes of the value.

     -q      Suppress some warnings generated by sysctl to standard error.

     -X      Equivalent to -x -a (for compatibility).

     -x      As -o, but prints a hex dump of the entire value instead of just
             the first few bytes.