#!/bin/sh # Get the total memory in human readable format total_memory_gb=$(free -h | awk '/^Mem:/{print $2}') # Check the total memory and set the relative value if [[ $total_memory_gb == "7Gi" ]]; then total_mem=8 elif [[ $total_memory_gb == "15Gi" ]]; then total_mem=16 else totalmem=$(echo $total_memory_gb | sed 's/Gi//') fi # Display the used memory as a percentage of the total memory free --mebi | sed -n '2{p;q}' | awk '{printf ("%2.1fGB/'$total_mem'GB\n", ( $3 / 1024))}'