Bucky Jordan wrote:
> Here's some simplistic performance numbers:
> time bash -c "(dd if=/dev/zero of=bigfile count=125000 bs=8k && sync)"
>
> Raid0 x 2 (2 spindles) ~138 MB/s on BSD
>
PE2950 FreeBSD6.1 i386 raid0 (2spindles):
time csh -c "(dd if=/dev/zero of=/data/bigfile count=125000 bs=8k && sync)"
125000+0 records in
125000+0 records out
1024000000 bytes transferred in 7.070130 secs (144834680 bytes/sec)
0.070u 2.677s 0:07.11 38.5% 23+224k 31+7862io 0pf+0w
mfi0: <Dell PERC 5/i> .
I recompiled kernel to get latest mfi driver.
Also "bce" NIC driver is buggy for 6.1 kernel you got in CD distro. Make
sure you have latest drivers for bsd 6.1.
bonnie++
Version 1.93c ------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
raid0 16000M 262 99 116527 38 26451 12 495 99 135301 46
323.5 15
Latency 32978us 323ms 242ms 23842us 171ms
1370ms
Version 1.93c ------Sequential Create------ --------Random
Create--------
raid0 -Create-- --Read--- -Delete-- -Create-- --Read---
-Delete--
files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
/sec %CP
16 5837 19 +++++ +++ +++++ +++ 3463 11 +++++ +++
+++++ +++
Latency 555ms 422us 43us 1023ms 52us
60us
1.93c,1.93c,raid0,1,1155819725,16000M,,262,99,116527,38,26451,12,495,99,135301,46,323.5,15,16,,,,,5837,19,+++++,+++,+++++,+++,3463,11,+++++,+++,+++++,+++,32978us,323ms,242ms,23842us,171ms,1370ms,555ms,422us,43us,1023ms,52us,60us
--
Best Regards,
alvis