raptor/util/caseless/test_perf_stat.sh

#!/bin/bash
# 
# Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
# All rights reserved.
# This component and the accompanying materials are made available
# under the terms of the License "Eclipse Public License v1.0"
# which accompanies this distribution, and is available
# at the URL "http://www.eclipse.org/legal/epl-v10.html".
# 
# Initial Contributors:
# Nokia Corporation - initial contribution.
# 
# Contributors:
# 
# Description: 
# Performance testing script for Fuse filesystems 
# see how well "stat" works
# 

. ./test_common.sh 

if [ $? -ne 0 ]; then 
	 echo "can't locate test environment config"; exit 1; 
fi

count=10000

range=`eval "echo {1..$count}"`
export MOUNTPOINT  range count

cleanup && init

echo "TEST: stat performance - testing if a file exists. $count repetitions"
echo -e "\ncaseless-fuse: different nonexisting files"
time (
for i in $range; do
	test -f $MOUNTPOINT/.notexist_$i
done
)


echo -e "\nnative-fs: different nonexisting files"
time (
for i in $range; do
	test -f $MOUNTSOURCE/.notexist_$i
done
)


echo -e "\ncaseless-fuse: same existing file"
time (
for i in $range; do
	test -f $MOUNTPOINT/a
done
)

echo -e "\nnativefs: same existing file"
time (
for i in $range; do
	test -f $MOUNTSOURCE/a
done
)

echo -e "\ncaseless-fuse: same NON existing file"
time (
for i in $range; do
	test -f $MOUNTPOINT/a.notexist
done
)

echo -e "\nnativefs: Same NON existing file"
time (
for i in $range; do
	test -f $MOUNTSOURCE/a.notexist
done
)

echo -e "------------------------\n"
echo -e "TEST: Serial Write Performance\n"

rm $MOUNTPOINT/write_test 2>/dev/null
echo -e "caseless-fuse: write 2MB file - short blocks"
time (
dd if=/dev/zero of=$MOUNTPOINT/write_test bs=$(( 2 * 1024)) count=1024
)

rm $MOUNTSOURCE/write_test 2>/dev/null
echo -e "native-fs: write 2MB file - short blocks"
time (
dd if=/dev/zero of=$MOUNTSOURCE/write_test bs=$(( 2 * 1024 )) count=1024
)

rm $MOUNTPOINT/write_test_2 2>/dev/null
echo -e "caseless-fuse: write 2MB file - large blocks"
time (
dd if=/dev/zero of=$MOUNTPOINT/write_test_2 bs=$(( 4 * 1024)) count=256
)

rm $MOUNTSOURCE/write_test_2 2>/dev/null
echo -e "native-fs: write 2MB file - large blocks"
time (
dd if=/dev/zero of=$MOUNTSOURCE/write_test_2 bs=$(( 4 * 1024 )) count=256
)


echo -e "------------------------\n"
echo -e "TEST: Serial Read Performance\n"

sleep 2 # allow cache to empty

echo -e "caseless-fuse: read 2MB file"
time (
dd of=/dev/null if=$MOUNTPOINT/write_test bs=$(( 2 * 1024)) count=1024
)

echo -e "native-fs: read 2MB file"
time (
dd of=/dev/null if=$MOUNTSOURCE/write_test bs=$(( 2 * 1024 )) count=1024
)