Script

#!/bin/bash

# This script will return the following set of system information:

# -Hostname information:

echo -e "\e[31;43m***** HOSTNAME INFORMATION *****\e[0m"

hostnamectl

echo ""

# -File system disk space usage:

echo -e "\e[31;43m***** FILE SYSTEM DISK SPACE USAGE *****\e[0m"

df -h

echo ""

# -Free and used memory in the system:

echo -e "\e[31;43m ***** FREE AND USED MEMORY *****\e[0m"

free -h

echo ""

# -System uptime and load:

echo -e "\e[31;43m***** SYSTEM UPTIME AND LOAD *****\e[0m"

uptime

echo ""

# -Logged-in users:

echo -e "\e[31;43m***** CURRENTLY LOGGED-IN USERS *****\e[0m"

who

echo ""

# -Top 5 processes as far as memory usage is concerned

echo -e "\e[31;43m***** TOP 5 MEMORY-CONSUMING PROCESSES *****\e[0m"

ps -eo %mem,%cpu,comm --sort=-%mem | head -n 6

echo ""

echo -e "\e[1;32mDone.\e[0m"