cpu：
型号：grep "model name" /proc/cpuinfo |awk -F ':' '{print $NF}'
数量：lscpu |grep "cpu socket" |awk '{print $NF}' 或 lscpu |grep "Socket" |awk '{print $NF}'
每个cpu的核数：lscpu |grep "Core(s) per socket" |awk '{print $NF}'

内存：
卡槽数量：sudo dmidecode -t memory |grep "Number Of Devices" |awk '{print $NF}'或sudo dmidecode -t memory |grep "Associated Memory Slots" |awk '{print $NF}'
内存数量：sudo dmidecode -t memory |grep -A16 "Memory Device$" |grep 'Size:.*MB' |wc -l
内存型号：
内存支持类型：sudo dmidecode -t memory |grep -A16 "Memory Device$" |grep "Type:"
每个内存频率：sudo dmidecode -t memory |grep -A16 "Memory Device$" |grep "Speed:"
每个内存大小：sudo dmidecode -t memory |grep -A16 "Memory Device$" |grep "Size:"

硬盘： 硬盘数量、大小：sudo fdisk -l |grep "Disk /dev/sd" 硬盘型号：sudo hdparm -i /dev/sda |grep "Model"