#!/bin/bash
#env
BS_SIZE=$1
DD_COUNT=$2
DD_PATH=$3
if test -z "${BS_SIZE}" || test -z"${DD_COUNT}"
then
BS_SIZE=4k
DD_COUNT=2621440
fi
if test -z "${DD_PATH}"
then
DD_PATH=/tmp
fi
# Echo env
echo "Current BS value: ${BS_SIZE}"
echo "Test values total: ${DD_COUNT}"
echo "Pressure measurement path: ${DD_PATH}"
# write Test
echo "Write Testing ... ..."
sync; /usr/bin/time -p bash -c "(dd if=/dev/zero of=${DD_PATH}/test.dd bs=${BS_SIZE} count=${DD_COUNT})" > /tmp/${BS_SIZE}write.dd 2>&1 &
iostat -x 1 60 > /tmp/${BS_SIZE}iowrite.log &
wait
sync
echo `date +"%Y-%m-%d %H:%M.%S"` > /tmp/${BS_SIZE}IO.log
echo "Test Write" >> /tmp/${BS_SIZE}IO.log
echo "-----------------------------------------------------" >> /tmp/${BS_SIZE}IO.log
cat /tmp/${BS_SIZE}write.dd >> /tmp/${BS_SIZE}IO.log
cat /tmp/${BS_SIZE}iowrite.log >> /tmp/${BS_SIZE}IO.log
rm /tmp/${BS_SIZE}write.dd
rm /tmp/${BS_SIZE}iowrite.log
# read Test
echo "read Testing ... ..."
echo 3 > /proc/sys/vm/drop_caches; /usr/bin/time -p bash -c "(dd if=${DD_PATH}/test.dd of=/dev/null bs=${BS_SIZE})" > /tmp/${BS_SIZE}Read.dd 2>&1 &
iostat -x 1 60 > /tmp/${BS_SIZE}ioRead.log &
wait
sync
echo `date +"%Y-%m-%d %H:%M.%S"` >> /tmp/${BS_SIZE}IO.log
echo "Test Read" >> /tmp/${BS_SIZE}IO.log
echo "-----------------------------------------------------" >> /tmp/${BS_SIZE}IO.log
cat /tmp/${BS_SIZE}Read.dd >> /tmp/${BS_SIZE}IO.log
cat /tmp/${BS_SIZE}ioRead.log >> /tmp/${BS_SIZE}IO.log
rm /tmp/${BS_SIZE}Read.dd
rm /tmp/${BS_SIZE}ioRead.log
# read and write
echo "Read and write concurrency testing ... ..."
sync; echo 3 > /proc/sys/vm/drop_caches; /usr/bin/time -p bash -c "(dd if=${DD_PATH}/test.dd of=${DD_PATH}/test2.dd bs=${BS_SIZE})" > /tmp/${BS_SIZE}IO.dd 2>&1 &
iostat -x 1 60 > /tmp/${BS_SIZE}io.log &
wait
sync
echo `date +"%Y-%m-%d %H:%M.%S"` >> /tmp/${BS_SIZE}IO.log
echo "Read And Write" >> /tmp/${BS_SIZE}IO.log
echo "-----------------------------------------------------" >> /tmp/${BS_SIZE}IO.log
cat /tmp/${BS_SIZE}IO.dd >> /tmp/${BS_SIZE}IO.log
cat /tmp/${BS_SIZE}io.log >> /tmp/${BS_SIZE}IO.log
rm /tmp/${BS_SIZE}IO.dd
rm /tmp/${BS_SIZE}io.log
# clean All data
echo "Clear test data ... ..."
rm ${DD_PATH}/test.dd
rm ${DD_PATH}/test2.dd
echo "Log file: /tmp/${BS_SIZE}IO.log"
