#!/bin/bash

#==============================================================================#
#
# /root/bin/fio.sh /var/lib/mysql 4G
#
#==============================================================================#

#RW="read"              #       Sequential reads.
#RW="write"             #       Sequential writes.
#RW="randread"          #       Random reads.
#RW="randwrite"         #       Random writes.
#RW="rw"                #       Mixed sequential reads and writes.
RW="randrw"             #       Mixed random reads and writes.

#==============================================================================#
### Speicherort für den Test
if [ -n "${1}" ] ; then
        VERZEICHNISNAME="${1}"
else
        VERZEICHNISNAME="/tmp"
fi

#------------------------------------------------------------------------------#
### Speichergröße für den Test
if [ -n "${2}" ] ; then
        GROESSE="${2}"
else
        GROESSE="4G"
fi

#------------------------------------------------------------------------------#
ALLGEMEINE_OPTIONEN="--directory=${VERZEICHNISNAME} --size=${GROESSE} --ioengine=libaio --direct=1 --rw=${RW} --iodepth=32 --iodepth_batch=16 --iodepth_batch_complete=16 --runtime=60 --ramp_time=5 --norandommap --time_based -group_reporting"

#==============================================================================#

for BS in 4K 1M
do
        for JOBS in 1 4
        do
                FIO_LOG="$(fio --name=test01 --filename=fio${JOBS}x${BS} --numjobs=${JOBS} --bs=${BS} ${ALLGEMEINE_OPTIONEN})"
                echo "${FIO_LOG}" > fio${JOBS}x${BS}.log
                AUSGABE="$(echo "${FIO_LOG}" | egrep -i 'read|write' | fgrep -i iops | sed 's/[,]/ /g')"
                echo "# ${JOBS}x ${BS} / read: $(echo "${AUSGABE}" | fgrep -i read | tr -s ' ' '\n' | fgrep -i bw=) $(echo "${AUSGABE}" | fgrep -i read | tr -s ' ' '\n' | fgrep -i ops=) / write: $(echo "${AUSGABE}" | fgrep -i write | tr -s ' ' '\n' | fgrep -i bw=) $(echo "${AUSGABE}" | fgrep -i write | tr -s ' ' '\n' | fgrep -i ops=)"
        done
done