fio_test.sh

#!/bin/bash
#set -x

FIO_RESULT_DIR="/home/amarangone/fio_results"
FIO_COMMON_OPTIONS="--ioengine=libaio --direct=1 --runtime=300 --iodepth=32"

for i in `ls /sys/block/ | grep ^sd `; do
  #we don't want to bench a HDD with a partition table
  ls /sys/block/${i}/sd* > /dev/null 2>&1
  if [ $? -ne 0 ]; then
    hdds+=($i)
  fi
done

echo drive list ${hdds[@]}

# runs single tests (stresses hdds)
for hdd in ${hdds[@]}; do
  #for each drive, test 4k, 128k, 1m BS
  #randread, randwrite, read, write. Each test 5min
  #Total: 5*3*4 = 1h/HDD -> 45h
  for bs in 4k 128k 1024k; do
    for rw in randwrite write randread read; do
      echo "running test: ${bs} - ${rw} - ${hdd}"
      fio --rw=${rw} --bs=${bs} ${FIO_COMMON_OPTIONS} --filename=/dev/${hdd} --output=${FIO_RESULT_DIR}/single_${rw}_${bs}_${hdd}.txt --name single_${rw}_${bs}_${hdd}
    done
  done
done

# runs concurrent tests (stresses controller)
for bs in 4k 128k 1024k; do
  for rw in randwrite write randread read; do
    for hdd in ${hdds[@]}; do
      fio --rw=${rw} --bs=${bs} ${FIO_COMMON_OPTIONS} --filename=/dev/${hdd} --output=${FIO_RESULT_DIR}/concurrent_${rw}_${bs}_${hdd}.txt --name single_${rw}_${bs}_${hdd} &
    done
    wait
    echo next batch
  done
done