This script is trying to produce the same stats as CrystalDiskMark for Windows using fio.

benchmark_disk.sh

#!/bin/bash -eu

# This script is trying to produce the same stats as CrystalDiskMark for Windows
# using fio.
# If you specify the raw disk (like /dev/sdc) the all it's content will be removed!
# The script should not run longer than 20 minutes

TMP_FILE=${TMP_FILE:-/tmp/$(basename $0).tmp}
UNATTENDED=${UNATTENDED:-0}

if [ "$#" -ne 1 ]; then
  echo -e "\nYou need to specify at least one parameter"
  echo -e "For example: $0 /dev/sdg\n"
  exit 1
fi

DEV=$1

if [ "${UNATTENDED}" = 0 ]; then
  cat << EOF

!!! Everything will be removed form ${DEV} !!!

$(lsblk --output NAME,MODEL,MODEL | grep $(basename ${DEV}))

Press ENTER to continue...
EOF
  read A
fi

fio --runtime=2m --filename=${DEV} --stonewall --ioengine=libaio --direct=1 --gtod_reduce=1 --eta-newline=10 --output-format=json --size=1G --output=${TMP_FILE} \
  --name=SeqQ32T1_read  --bs=512k --iodepth=32 --numjobs=1 --rw=read      \
  --name=SeqQ32T1_write --bs=512k --iodepth=32 --numjobs=1 --rw=write     \
  --name=4kQ8T8_read    --bs=4k   --iodepth=8  --numjobs=8 --rw=randread  --group_reporting=1 \
  --name=4kQ8T8_write   --bs=4k   --iodepth=8  --numjobs=8 --rw=randwrite --group_reporting=1 \
  --name=4kQ32T1_read   --bs=4k   --iodepth=32 --numjobs=1 --rw=randread  \
  --name=4kQ32T1_write  --bs=4k   --iodepth=32 --numjobs=1 --rw=randwrite \
  --name=4kQ1T1_read    --bs=4k   --iodepth=1  --numjobs=1 --rw=randread  \
  --name=4kQ1T1_write   --bs=4k   --iodepth=1  --numjobs=1 --rw=randwrite

echo -e "\n\n"

(
echo -e "Test Write MB/s | Read MB/s\n---------------"
jq -r '.jobs[] | .jobname + ": " + (.write.bw_bytes/1024/1024|tostring) + " MB/s | " + (.read.bw_bytes/1024/1024|tostring) + " MB/s" ' ${TMP_FILE} | sed 's/\.\(....\)[^ ]*/.\1/'
) | column -t