查看服务器性能
查看核数
```
cat /proc/cpuinfo | grep "model name" | sort | uniq && cat /proc/cpuinfo | grep "physical id" | sort | uniq
```

查看物理cpu个数
cat /proc/cpuinfo |grep "physical id" |sort |uniq|wc -l

查看逻辑cpu个数
cat /proc/cpuinfo |grep "processor" | wc -l

查看CPU是几核
cat /proc/cpuinfo |grep "cores" | uniq

查看cpu的信息
cat /proc/cpuinfo | grep name | cut -f2 -d: | uniq -c

查看内存大小
cat /proc/meminfo | grep Mem | sort -n | awk '{print $2/1024/1024"G", $1}'

查看硬盘大小
fdisk -l | grep "Disk"
fdisk -l | grep "磁盘"
查看服务器信息
