FreeBSD 5.3 I/O Performance / Linux 2.6.10 and dragonfly
Mike Tancsa
mike at sentex.net
Tue Feb 1 19:50:23 PST 2005
OK, I updated the xls file to include tests on
DragonFly 1.1-Stable DragonFly 1.1-Stable #0: Wed Jan 26 13:15:16 GMT 2005
File is at http://www.tancsa.com/iozone-tests-2.xls.bz2
It seems to do quite well. Unfortunately without ACL support I cant use it
for this app.
-------Sequential Output-------- ---Sequential
Input-- --Random--*
-Per Char- --Block--- -Rewrite-- -Per Char-
--Block--- --Seeks---
Machine MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec
%CPU
F 2000 33789 25.8 34065 8.3 14038 3.8 47484
44.6 67316 9.5 2873.7 5.7
L 2000 28073 62.0 22391 4.3 12189 2.0 17577 35.5
102132 5.5 1853.7 2.5
H 2000 33301 27.9 34832 8.3 12872 3.4 49762
46.8 67274 9.2 8078.1 15.1
D 2000 38532 26.2 38204 6.4 19689 4.6 82366 90.5 92569
10.0 5071.9 8.9
* I would throw this value out as the box has 2G of RAM...
...via nfs mount - client is RELENG_5, server Dragonfly (default options on
both sides)
[ns4-new]# time dd if=/dev/zero of=/mnt/testfile2 bs=16k count=16384
16384+0 records in
16384+0 records out
268435456 bytes transferred in 45.605148 secs (5886078 bytes/sec)
0.008u 0.492s 0:45.62 1.0% 23+200k 0+32768io 0pf+0w
[ns4-new]#
postmark is pretty well the same as linux.
# gcc postmark-1_5.c
# ./a.out
PostMark v1.5 : 3/27/01
pm>set location /mnt
pm>set size 300 100000
pm>set transactions 400000
pm>run
Creating files...Done
Performing transactions..........Done
Deleting files...Done
Time:
1794 seconds total
1794 seconds of transactions (222 per second)
Files:
200107 created (111 per second)
Creation alone: 500 files (500 per second)
Mixed with transactions: 199607 files (111 per second)
199905 read (111 per second)
199384 appended (111 per second)
200107 deleted (111 per second)
Deletion alone: 889 files (889 per second)
Mixed with transactions: 199218 files (111 per second)
Data:
12715.55 megabytes read (7.09 megabytes per second)
12728.92 megabytes written (7.10 megabytes per second)
pm>
At 11:42 AM 01/02/2005, Mike Tancsa wrote:
>I posted up an excel workbook at
>http://www.tancsa.com/iozone-tests.xls.bz2
>
>
>This has the results of iozone on RELENG_5, HEAD, HEAD with
>debug.mpsafevfs=1 and LINUX 2.6.10 on ext3 as well as some quick NFS tests
>against RELENG_5 and LINUX as servers with FreeBSD RELENG-5 clients.
>
>Once again, the hardware is the same. The boot OS drives have changed, but
>the tests were all done against one large RAID5 partition.
>
>HTT disabled in the BIOS, using SCHED_4BSD on a 3ware 8xxx controller in
>RAID5 with 4 drives. dmesg attached.
>
> ---Mike
>
>
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