cat /proc/cpuinfo | grep "physical id" | sort | uniq | wc -l
cat /proc/cpuinfo | grep "cpu cores" | uniq
# 查看每个物理CPU的线程数(逻辑处理器数) cat /proc/cpuinfo | grep "siblings" | uniq
nproc # 或 cat /proc/cpuinfo | grep "processor" | wc -l