Linux #

free -m

# 物理 cpu 个数
cat /proc/cpuinfo| grep 'physical id' | sort | uniq | wc -l
# 每个物理 cpu 的核心数
cat /proc/cpuinfo| grep 'core id' | sort | uniq | wc -l
# 系统中逻辑 cpu 总个数（线程数），多个物理 cpu 的总和
cat /proc/cpuinfo| grep 'processor' | sort | uniq | wc -l


lscpu | grep -E '^Thread|^Core|^Socket|^CPU\('
#CPU(s):                               128
#Thread(s) per core:                   2
#Core(s) per socket:                   32
#Socket(s):                            2

uname -a

cat /proc/version

cat /etc/issue

cat /etc/*release