cmisip's script improved

zmsample.sh

#!/bin/bash

interval=5
numreports=12 #1 minute 
tail_n=$((${numreports} +1))

zmc_array=(`ps ax | grep -w z[m]c | awk '{print $1}'`)
zma_array=(`ps ax | grep -w z[m]a | awk '{print $1}'`)

(for i in "${zmc_array[@]}"
do
  zmc=(`pidstat   -p $i -u $interval $numreports |  tail -${tail_n} | cut -c56-62`)
  bc_arg_zmc=();
  zmc_counter=${#zmc[@]}
  for j in "${zmc[@]}"
  do 
    ((zmc_counter--))
    if [ $zmc_counter -gt 0 ]; then
      bc_arg_zmc=(${bc_arg_zmc[@]} "$j + ")
    fi
  done
  echo;
  echo "PIDSTAT zmc : Reporting average of $numreports readings at $interval seconds intervals"
  bc_arg_zmc=(`echo ${bc_arg_zmc[@]} | sed 's/..$//g'`)
  echo ""
  echo "ZMC Process ID : $i ==> ( ${bc_arg_zmc[@]} ) / ${numreports} "
  echo "AVERAGE : ${zmc[$((${#zmc[@]}-1))]}" 
done) & zmcjob=$!

sleep 1;

(for i in "${zma_array[@]}"
do
  zma=(`pidstat   -p $i -u $interval $numreports |  tail -${tail_n} | cut -c56-62`)
  bc_arg_zma=();
  zma_counter=${#zma[@]}
  for j in "${zma[@]}"
  do 
    ((zma_counter--))
    if [ $zma_counter -gt 0 ]; then
      bc_arg_zma=(${bc_arg_zma[@]} "$j + ")
    fi
  done
  echo;
  echo "PIDSTAT zma : Reporting average of $numreports readings at $interval seconds intervals"
  bc_arg_zma=(`echo ${bc_arg_zma[@]} | sed 's/..$//g'`)
  echo ""
  echo "ZMA Process ID : $i ==> ( ${bc_arg_zma[@]} ) / ${numreports} "
  echo "AVERAGE : ${zma[$((${#zma[@]}-1))]}" 
done) & zmajob=$!

wait $zmcjob;
wait $zmajob;