[root ~]# cat /proc/cpuinfo | grep "model name" -m 1
model name : Intel(R) Xeon(R) CPU E3-1231 v3 @ 3.40GHz
[root ~]# free -h
total used free shared buff/cache available
Mem: 31G 6.7G 232M 1.8G 24G 22G
[root ~]# hdparm -I /dev/sda
/dev/sda:
ATA device, with non-removable media
Model Number: KINGSTON SV310S37A960G
Serial Number: 50026B7261083563
device size with M = 1024*1024: 915715 MBytes
device size with M = 1000*1000: 960197 MBytes (960 GB)