monitoring.sh

#!/usr/bin/env bash

while true
do
  cat /proc/loadavg | ts | tee -a loadavg.csv
  free -m | grep Mem | tr -s " " | cut -d " " -f2,3,4,5,6,7 | ts | tee -a memory.csv
  iostat | awk '/avg-cpu/ {getline; $1=$1; print}' | ts | tee -a iostat.csv
  top -b -n 1 | head | awk -F' ' 'FNR == 3 {print $2, $4, $6, $8, $10, $12, $14}' | ts | tee -a cpu_monitor.csv
  sleep 1
done