Show Linux system info
#Show kernel version and system architecture\
uname -a
#Show name and version of distribution
head -n1 /etc/issue
#Show all partitions registered on the system
cat /proc/partitions
#Show RAM total seen by the system
grep MemTotal /proc/meminfo
#Show CPU(s) info
grep "model name" /proc/cpuinfo
#Show info about disk sda
hdparm -i /dev/sda
#all hardware info
lshw
hwinfo