hostinfo コマンドで確認できる。
~ % hostinfo
Mach kernel version:
Darwin Kernel Version 21.6.0: Sat Jun 18 17:07:25 PDT 2022; root:xnu-8020.140.41~1/RELEASE_X86_64
Kernel configured for up to 4 processors.
2 processors are physically available.
4 processors are logically available.
Processor type: x86_64h (Intel x86-64h Haswell)
Processors active: 0 1 2 3
Primary memory available: 8.00 gigabytes
Default processor set: 445 tasks, 2174 threads, 4 processors
Load average: 1.02, Mach factor: 2.96