Hyper throughput perf test

hyper-throughput-test.sh

#!/bin/bash

RUNS=5

for i in `seq 1 $RUNS`; do
    starttime=`date "+%s%3N"`

    # Generate a significant amount of output
    ls -Rl /usr/ /usr/ /usr/ /usr/

    endtime=`date "+%s%3N"`

    durations[$i]=$(($endtime-$starttime)) 
done

avg=0
for i in `seq 1 $RUNS`; do
    duration=${durations[$i]}
    avg=$(($avg + $duration))
    echo Duration: $(($duration/1000)).$(($duration%1000))s
done
avg=$(($avg/$RUNS))

echo Average: $(($avg/1000)).$(($avg%1000))s