cpu usage per cpu per pid

gistfile1.txt

#!/bin/bash
# from stackoverflow http://stackoverflow.com/questions/3342889/how-to-measure-separate-cpu-core-usage-for-a-process
# Note: These stats are based on process lifetime, not the last X seconds, so
# you'll need to restart your process to reset the counter.

pids=()
while [ $# != 0 ]; do
        pids=("${pids[@]}" "$1")
        shift
done

if [ -z "${pids[0]}" ]; then
        echo "Usage: $0 <pid1> [pid2] ..."
        exit 1
fi

for pid in "${pids[@]}"; do
        if [ ! -e /proc/$pid ]; then
                echo "Error: pid $pid doesn't exist"
                exit 1
        fi
done

while [ true ]; do
        echo -e "\033[H\033[J"
        for pid in "${pids[@]}"; do
                ps -p $pid -L -o pid,tid,psr,pcpu,comm=  | grep -v PSR |  awk '{sum[$3" "$1" "$5]+=$4};END { for (key in sum) {print key,sum[key]}}'
        done
        sleep 1
done