Hi,
running FreeBSD 9.0 BETA2 - without debugging enabled in the kernel. Rest is pretty much "standard". The system is a Atom 330 with 4 GB of RAM. Harddisk is a Samsung Spinpoint F3R (1TB, 7200rpm, 32MB cache);
bonnie++ on an ufs partition:
bonnie++ on a zfs partition:
ZFS creation:
Is this the normal drawback from using ZFS?
running FreeBSD 9.0 BETA2 - without debugging enabled in the kernel. Rest is pretty much "standard". The system is a Atom 330 with 4 GB of RAM. Harddisk is a Samsung Spinpoint F3R (1TB, 7200rpm, 32MB cache);
Code:
ada0 at ahcich0 bus 0 scbus1 target 0 lun 0
ada0: <SAMSUNG HE103SJ 1AJ10001> ATA-8 SATA 2.x device
ada0: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes)
ada0: Command Queueing enabled
ada0: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C)
ada0: Previously was known as ad4
Code:
Version 1.96 ------Sequential Output------ --Sequential Input- --Random-
Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP
nudel.salatschue 6G 104 99 121694 56 49653 43 249 98 124928 35 208.7 9
Latency 88762us 282ms 957ms 262ms 63558us 1664ms
Version 1.96 ------Sequential Create------ --------Random Create--------
nudel.salatschuesse -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
16 1143 13 +++++ +++ 2050 15 1723 18 +++++ +++ 3048 22
Latency 18147us 61us 2022us 18177us 58us 1770us
bonnie++ on a zfs partition:
Code:
Version 1.96 ------Sequential Output------ --Sequential Input- --Random-
Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP
nudel.salatschue 6G 20 99 89584 94 29715 36 47 99 60783 26 173.5 9
Latency 582ms 522ms 1530ms 265ms 63363us 744ms
Version 1.96 ------Sequential Create------ --------Random Create--------
nudel.salatschuesse -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
16 5575 99 20731 99 4801 98 5575 97 21402 99 4859 96
Latency 34093us 257us 14732us 33685us 101us 26856us
ZFS creation:
Code:
nudel# gpart modify -i 3 -t freebsd-zfs ada1
ada1p3 modified
nudel# zpool create -m legacy test /dev/gpt/disk1
nudel# zfs set checksum=fletcher4 test
nudel# mount -t zfs test /mnt/tmp
[mkdir, chown, tmp directory]
%df -h .
Filesystem Size Used Avail Capacity Mounted on
test 905G 32k 905G 0% /mnt/tmp
Is this the normal drawback from using ZFS?