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|
#! /bin/bash
DEVICE="/dev/md1"
WIDTH=32
CHUNK=64
FILE_SIZE=128 #1024
FAST_SPEED=3650
NUMA_CPU=4
PYHST="/root/pyhst/pyhst.sh"
PYHST_DATA="/home/csa/data/bench"
FS_LIST="ext4 xfs ext2 jfs reiserfs btrfs"
END_START=`expr $WIDTH '*' 2 - 2`
END_END=`expr $WIDTH '*' 2`
echo $DEVICE | grep "/dev/md" &> /dev/null
if [ $? -eq 0 ]; then SUFFIX="p"; else SUFFIX=""; fi
umount -l /mnt/slow &> /dev/null
umount -l /mnt/fast &> /dev/null
function partition {
parted $DEVICE --script mklabel gpt
parted $DEVICE --script rm 3 &> /dev/null
parted $DEVICE --script rm 2 &> /dev/null
parted $DEVICE --script rm 1 &> /dev/null
parted $DEVICE --script mkpart primary 1GB 2TB
parted $DEVICE --script mkpart primary ${END_START}TB ${END_END}TB
parted $DEVICE --script mkpart primary 2TB 3TB
}
function format_ext4 {
block=4 # in KB (4096)
stride=`expr $CHUNK / $block`
swidth=`expr $stride '*' $WIDTH`
mkfs.ext4 -b 4096 -E stride=${stride},stripe-width=${swidth} $1 > /dev/null
return 0
}
function format_ext2 {
block=4 # in KB (4096)
stride=`expr $CHUNK / $block`
swidth=`expr $stride '*' $WIDTH`
mkfs.ext2 -b 4096 -E stride=${stride},stripe-width=${swidth} $1 > /dev/null
return 0
}
function format_xfs {
mkfs.xfs -f -d su=${CHUNK}k,sw=${WIDTH} $1 > /dev/null
mount -o noatime,allocsize=1GiB,largeio,swalloc $1 $2
return 1
}
function format_xfsrt {
mkfs.xfs -f -d su=${CHUNK}k,sw=${WIDTH} -r rtdev=$1,extsize=1g ${DEVICE}${SUFFIX}3 > /dev/null
mount -o noatime,allocsize=1GiB,largeio,swalloc,rtdev=$1 ${DEVICE}${SUFFIX}3 $2
return 1
}
function format_btrfs {
sector=`expr $CHUNK '*' 1024`
# mkfs.btrfs -s $sector -l $sector -n $sector $1 > /dev/null
mkfs.btrfs $1 > /dev/null
return 0
}
function format_jfs {
mkfs.jfs -q $1 > /dev/null
return 0
}
function format_reiserfs {
mkfs.reiserfs -q $1 > /dev/null
return 0
}
function bench_path {
speed=$2
res=`stdbuf -oL -eL ./fwbench.sh $1/testfile ${FILE_SIZE} $speed |tee /dev/stderr | tail -n 7 | sed -e ':a;N;$!ba;s/\n/@eol@/g'`
echo $res | sed -e 's/@eol@/\n/g'
res=`echo $res | sed -e 's/@eol@/\n/g' | tail -n 1 | cut -d ':' -f 2`
if [ $res -gt 0 ]; then
speed=$res
fi
stdbuf -oL -eL taskset -c $NUMA_CPU ./seqreader $1 | tee /dev/stderr | tail -n 5
}
function bench_device {
speed=$2
res=`stdbuf -oL -eL ./fwbench.sh $1 ${FILE_SIZE} $speed |tee /dev/stderr | tail -n 7 | sed -e ':a;N;$!ba;s/\n/@eol@/g'`
echo $res | sed -e 's/@eol@/\n/g'
res=`echo $res | sed -e 's/@eol@/\n/g' | tail -n 1 | cut -d ':' -f 2`
if [ $res -gt 0 ]; then
speed=$res
fi
stdbuf -oL -eL taskset -c $NUMA_CPU ./seqreader $1 ${FILE_SIZE} | tee /dev/stderr | tail -n 5
}
function bench_pyhst {
data=$1/pyhst
mkdir -p $data
cat $PYHST_DATA/*.par | sed -e "s|@PATH@|$data|g" > $data/bench.par
cp -r $PYHST_DATA/out_phase $data/
echo 3 > /proc/sys/vm/drop_caches
eval stdbuf -oL -eL $PYHST $data/bench.par 2>&1 | tee /dev/stderr | grep "Input/Output"
}
function test_fs {
speed=`expr $FAST_SPEED + 50`
formater="format_$1"
eval $formater ${DEVICE}${SUFFIX}1 /mnt/fast
if [ $? -eq 0 ]; then
mount -o noatime ${DEVICE}${SUFFIX}1 /mnt/fast
fi
echo "Testing $1 (fast partition)"
echo "=================================="
bench_path /mnt/fast $speed
echo
echo "Testing $1 (PyHST)"
echo "=================================="
bench_pyhst /mnt/fast
umount /mnt/fast
echo
eval $formater ${DEVICE}${SUFFIX}2 /mnt/slow
if [ $? -eq 0 ]; then
mount -o noatime ${DEVICE}${SUFFIX}2 /mnt/slow
fi
echo "Testing $1 (slow partition)"
echo "=================================="
bench_path /mnt/slow $speed
umount /mnt/slow
echo
echo
}
function test_partition {
speed=`expr $FAST_SPEED + 50`
echo "Testing partition: $1"
echo "=================================="
bench_device $1 $speed
echo
}
partition
test_partition ${DEVICE}
test_partition ${DEVICE}${SUFFIX}2
for fs in $FS_LIST; do
test_fs $fs
done
|
