VM Specification

CPU

nproc

lscpu
lscpu | grep "Thread\|Core"

RAM

dmidecode -t 17 | grep Size

free -h | grep Mem | awk '{print $2}'

grep MemTotal /proc/meminfo | awk '{print $2 / 1024}'

lshw -c memory

Hard Disk

df -h

lsblk | grep "disk" | awk '{print $4}'

findmnt