fiorun

#!/bin/sh

dev=/dev/nvme0n1p1
mnt=/media

run_one() {
	echo "$2t"
	fio \
		--output="fio-$1-$2t.csv" --output-format=terse \
		--directory="$mnt" \
		--direct=1 \
		--iodepth=$2 \
		--name="random-write-$1-$2t" \
		--ioengine=io_uring \
		--rw=randwrite \
		--bs=4k \
		--size=16g \
		--numjobs=$2 \
		--runtime=60 --time_based --end_fsync=1
	echo
	rm -f "$mnt/"random-write-*
	fstrim "$mnt"
	sync
}

run_all() {
	echo "Testing $1"
	wipefs -fqa $dev
	blkdiscard -f $dev
	mkfs.$1 -q $dev
	mount $dev "$mnt"
	run_one $1 1
	run_one $1 2
	run_one $1 4
	run_one $1 8
	umount "$mnt"
}

run_all ext4
run_all xfs
run_all f2fs

graph.plt

#!/usr/bin/gnuplot

set terminal pngcairo size 800,600
png="fstest.png"
print "Saving to ",png
set output png
set xlabel 'threads'
set ylabel 'kIOPS'
set grid
set datafile separator comma
set key left
set key autotitle columnhead
colors='#0072bd #d95319 #77ac30'
plot "<./iopsget" using 1:($2/1000) with lines linecolor rgb word(colors, 1), \
	'' using 1:($3/1000) with lines linecolor rgb word(colors, 2), \
	'' using 1:($4/1000) with lines linecolor rgb word(colors, 3)

iopsget

#!/bin/sh

echo ',EXT4,XFS,F2FS'
for t in 1 2 4 8; do
	echo -n $t
	for fs in ext4 xfs f2fs; do
		awk -F';' '{iops+=$49}END{printf ","iops}' fio-$fs-${t}t.csv
	done
	echo
done