FreeBSD ZFS performance: просто возьмите молоток побольше

Забыл уточнить: ZFS RAID10 составлен из WD 20EARS, а тестировал я одиночный диск Samsung серии F4.

benchmark.1.1.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -s 20G -t freebsd-ufs -l benchmark $1 && \
newfs -O2 -U /dev/gpt/benchmark && \
if [ ! -d '/mnt/benchmark' ]; then
mkdir -p /mnt/benchmark
fi

echo '
#Do testing
'
for i in 1 2 3 4 5; do
mount /dev/gpt/benchmark /mnt/benchmark
if [ `mount | grep -c benchmark` -ne 1 ]; then
echo "Benchmark FS doesn't mounted or mounted incorrectly. Quit."
exit 1
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo $cmd | sh
umount /mnt/benchmark
done

echo '
#Print out system info
'
dumpfs -m /dev/gpt/benchmark
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1

echo '
#Cleanup
'
rmdir /mnt/benchmark
gpart delete -i 1 $1 && gpart destroy $1

benchmark.1.2.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -s 20G -t freebsd-ufs -l benchmark $1 && \
gnop create -v /dev/gpt/benchmark
newfs -O2 -U /dev/gpt/benchmark.nop && \
if [ ! -d '/mnt/benchmark' ]; then
mkdir -p /mnt/benchmark
fi

echo '
#Do testing
'
for i in 1 2 3 4 5; do
mount /dev/gpt/benchmark.nop /mnt/benchmark
if [ `mount | grep -c benchmark` -ne 1 ]; then
echo "Benchmark FS doesn't mounted or mounted incorrectly. Quit."
exit 1
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
umount /mnt/benchmark
done

echo '
#Print out system info
'
dumpfs -m /dev/gpt/benchmark.nop
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1

echo '
#Cleanup
'
rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop && gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.1.3.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -s 20G -t freebsd-ufs -l benchmark $1 && \
gnop create -v -S 4096 /dev/gpt/benchmark
newfs -O2 -U /dev/gpt/benchmark.nop && \
if [ ! -d '/mnt/benchmark' ]; then
mkdir -p /mnt/benchmark
fi

echo '
#Do testing
'
for i in 1 2 3 4 5; do
mount /dev/gpt/benchmark.nop /mnt/benchmark
if [ `mount | grep -c benchmark` -ne 1 ]; then
echo "Benchmark FS doesn't mounted or mounted incorrectly. Quit."
exit 1
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
umount /mnt/benchmark
done

echo '
#Print out system info
'
dumpfs -m /dev/gpt/benchmark.nop
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Cleanup
'
rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop && gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.1.4.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
newfs -O2 -U /dev/gpt/benchmark && \
if [ ! -d '/mnt/benchmark' ]; then
mkdir -p /mnt/benchmark
fi

echo '
#Do testing
'
for i in 1 2 3 4 5; do
mount /dev/gpt/benchmark /mnt/benchmark
if [ `mount | grep -c benchmark` -ne 1 ]; then
echo "Benchmark FS doesn't mounted or mounted incorrectly. Quit."
exit 1
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
umount /mnt/benchmark
done

echo '
#Print out system info
'
dumpfs -m /dev/gpt/benchmark
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Cleanup
'
rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark && gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.1.5.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
gnop create -v /dev/gpt/benchmark
newfs -O2 -U /dev/gpt/benchmark.nop && \
if [ ! -d '/mnt/benchmark' ]; then
mkdir -p /mnt/benchmark
fi

echo '
#Do testing
'
for i in 1 2 3 4 5; do
mount /dev/gpt/benchmark.nop /mnt/benchmark
if [ `mount | grep -c benchmark` -ne 1 ]; then
echo "Benchmark FS doesn't mounted or mounted incorrectly. Quit."
exit 1
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
umount /mnt/benchmark
done

echo '
#Print out system info
'
dumpfs -m /dev/gpt/benchmark.nop
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Cleanup
'
rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.1.6.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
gnop create -v -S 4096 /dev/gpt/benchmark
newfs -O2 -U /dev/gpt/benchmark.nop && \
if [ ! -d '/mnt/benchmark' ]; then
mkdir -p /mnt/benchmark
fi

echo '
#Do testing
'
for i in 1 2 3 4 5; do
mount /dev/gpt/benchmark.nop /mnt/benchmark
if [ `mount | grep -c benchmark` -ne 1 ]; then
echo "Benchmark FS doesn't mounted or mounted incorrectly. Quit."
exit 1
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
umount /mnt/benchmark
done

echo '
#Print out system info
'
dumpfs -m /dev/gpt/benchmark.nop
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Cleanup
'
rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.2.0.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
#zpool create -m /mnt/benchmark samsung /dev/$1 || exit 1
#if [ ! -d '/mnt/benchmark' ]; then
# mkdir -p /mnt/benchmark
#fi

#ln -fhs /samsung/benchmark/ /mnt/benchmark/

echo '
#Do testing
'
for i in 1 2 3 4 5; do
zpool create -m /mnt/benchmark samsung /dev/$1 || exit 1
# zfs create -V 20G samsung/benchmark || exit 1
if [ `mount | grep -c "/mnt/benchmark` -ne 1 ]; then
echo "Benchmark FS doesn't mounted or mounted incorrectly. Quit."
exit 1
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
# zfs delete samsung/benchmark || exit 1
zpool destroy samsung
done

echo '
#Print out system info
'
zfs get all samsung
zfs list -r samsung
zpool status -v samsung
#gnop list
#gpart show -l $1
#gpart list $1
#smartctl -a /dev/$1
camcontrol identify $1

echo '
#Cleanup
'
rmdir /mnt/benchmark
zpool destroy samsung
#gnop destroy /dev/gpt/benchmark.nop
#gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.2.1.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
#gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
gpart add -s 20G -t freebsd-zfs -l benchmark $1 && \
#gnop create -v -S 4096 /dev/gpt/benchmark
#newfs -O2 -U /dev/gpt/benchmark.nop && \

zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark || exit 1
#if [ ! -d '/mnt/benchmark' ]; then
# mkdir -p /mnt/benchmark
#fi

#ln -fhs /samsung/benchmark/ /mnt/benchmark/

echo '
#Print out system info
'
zfs get all samsung
zfs list -r samsung
zpool status -v samsung
#gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Do testing
'
for i in 1 2 3 4 5; do
if [ `mount | grep -c "/mnt/benchmark` -ne 1 ]; then
zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
zpool destroy samsung
done

echo '
#Cleanup
'
#rmdir /mnt/benchmark
#gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.2.2.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
#gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
gpart add -s 20G -t freebsd-zfs -l benchmark $1 && \
gnop create -v /dev/gpt/benchmark
#gnop create -v -S 4096 /dev/gpt/benchmark
#newfs -O2 -U /dev/gpt/benchmark.nop && \

zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop || exit 1
#if [ ! -d '/mnt/benchmark' ]; then
# mkdir -p /mnt/benchmark
#fi

#ln -fhs /samsung/benchmark/ /mnt/benchmark/

echo '
#Print out system info
'
zfs get all samsung
zfs list -r samsung
zpool status -v samsung
zpool get all samsung
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Do testing
'
for i in 1 2 3 4 5; do
if [ `mount | grep -c "/mnt/benchmark` -ne 1 ]; then
zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
zpool destroy samsung
done

echo '
#Cleanup
'
#rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.2.3.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
#gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
gpart add -s 20G -t freebsd-zfs -l benchmark $1 && \
#gnop create -v /dev/gpt/benchmark
gnop create -v -S 4096 /dev/gpt/benchmark
#newfs -O2 -U /dev/gpt/benchmark.nop && \

zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop || exit 1
#if [ ! -d '/mnt/benchmark' ]; then
# mkdir -p /mnt/benchmark
#fi

#ln -fhs /samsung/benchmark/ /mnt/benchmark/

echo '
#Print out system info
'
zfs get all samsung
zfs list -r samsung
zpool status -v samsung
zpool get all samsung
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Do testing
'
for i in 1 2 3 4 5; do
if [ `mount | grep -c "/mnt/benchmark` -ne 1 ]; then
zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
zpool destroy samsung
done

echo '
#Cleanup
'
#rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.2.4.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
#gpart add -s 20G -t freebsd-zfs -l benchmark $1 && \
#gnop create -v /dev/gpt/benchmark
#gnop create -v -S 4096 /dev/gpt/benchmark
#newfs -O2 -U /dev/gpt/benchmark.nop && \

zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark || exit 1

echo '
#Print out system info
'
zfs get all samsung
zfs list -r samsung
zpool status -v samsung
zpool get all samsung
#gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Do testing
'
for i in 1 2 3 4 5; do
if [ `mount | grep -c "/mnt/benchmark` -ne 1 ]; then
zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
zpool destroy samsung
done

echo '
#Cleanup
'
#rmdir /mnt/benchmark
#gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.2.5.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
#gpart add -s 20G -t freebsd-zfs -l benchmark $1 && \
gnop create -v /dev/gpt/benchmark
#gnop create -v -S 4096 /dev/gpt/benchmark
#newfs -O2 -U /dev/gpt/benchmark.nop && \

zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop || exit 1

echo '
#Print out system info
'
zfs get all samsung
zfs list -r samsung
zpool status -v samsung
zpool get all samsung
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Do testing
'
for i in 1 2 3 4 5; do
if [ `mount | grep -c "/mnt/benchmark` -ne 1 ]; then
zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
zpool destroy samsung
done

echo '
#Cleanup
'
#rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

benchmark.2.6.sh

#!/bin/sh
# $1 - disk_name
# mount to /mnt/benchmark

echo '
#Create FS
'
if [ `gpart show $1 2>&1 | grep -c 'No such geom'` -ne 1 ]; then
echo "Some gpart already exists, quit"
exit 1
fi
gpart create -s GPT $1 && \
gpart add -b 2048 -s 20G -t freebsd-ufs -l benchmark $1 && \
#gpart add -s 20G -t freebsd-zfs -l benchmark $1 && \
#gnop create -v /dev/gpt/benchmark
gnop create -v -S 4096 /dev/gpt/benchmark
#newfs -O2 -U /dev/gpt/benchmark.nop && \

zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop || exit 1

echo '
#Print out system info
'
zfs get all samsung
zfs list -r samsung
zpool status -v samsung
zpool get all samsung
gnop list
gpart show -l $1
gpart list $1
smartctl -a /dev/$1
camcontrol identify $1

echo '
#Do testing
'
for i in 1 2 3 4 5; do
if [ `mount | grep -c "/mnt/benchmark` -ne 1 ]; then
zpool create -m /mnt/benchmark samsung /dev/gpt/benchmark.nop
fi
cmd='time -l sh -c "dd if=/dev/zero of=/mnt/benchmark/zero.4G bs=4M count=1000 && fsync /mnt/benchmark/zero.4G"'
echo "$i: "$cmd
echo $cmd | sh
cmd="time -l dd if=/mnt/benchmark/zero.4G of=/dev/null"
echo "$i: "$cmd
echo $cmd | sh
zpool destroy samsung
done

echo '
#Cleanup
'
#rmdir /mnt/benchmark
gnop destroy /dev/gpt/benchmark.nop
gpart delete -i 1 /dev/$1 && gpart destroy /dev/$1

Информация о диске:

pass5: ATA-8 SATA 2.x device
pass5: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes)

protocol ATA/ATAPI-8 SATA 2.x
device model SAMSUNG HD204UI
firmware revision 1AQ10001
serial number S2H7JD2Z903729
WWN 50024e90415d988
cylinders 16383
heads 16
sectors/track 63
sector size logical 512, physical 512, offset 0
LBA supported 268435455 sectors
LBA48 supported 3907029168 sectors
PIO supported PIO4
DMA supported WDMA2 UDMA6
media RPM 5400

Feature Support Enable Value Vendor
read ahead yes yes
write cache yes yes
flush cache yes yes
overlap no
Tagged Command Queuing (TCQ) no no
Native Command Queuing (NCQ) yes 32 tags
SMART yes yes
microcode download yes yes
security yes no
power management yes yes
advanced power management yes no 0/0x00
automatic acoustic management yes no 0/0x00 254/0xFE
media status notification no no
power-up in Standby yes no
write-read-verify no no 0/0x0
unload no no
free-fall no no
data set management (TRIM) no