Re: Dell Perc/6

[Tore Halset <halset(at)pvv(dot)ntnu(dot)no>]

On Feb 13, 2008, at 20:45, Tore Halset wrote:

> The box have 16GB of ram, but my original test file was only 25GB.  
> Sorry. Going to 33GB lowered the numbers for writing. Here you have  
> some samples.
>
> % sh -c "dd if=/dev/zero of=bigfile bs=8k count=4000000 && sync"
> 32768000000 bytes (33 GB) copied, 103.722 seconds, 316 MB/s
> 32768000000 bytes (33 GB) copied, 99.669 seconds, 329 MB/s
>
> % time dd if=bigfile of=/dev/null bs=8k
> 32768000000 bytes (33 GB) copied, 85.4235 seconds, 384 MB/s
> 32768000000 bytes (33 GB) copied, 85.4628 seconds, 383 MB/s
>
> Regards,
> - Tore.

And here are the bonnie++ numbers. I am a bonnie++ newbie so I ran it  
with no options.

Version 1.03c       ------Sequential Output------ --Sequential Input-  
--Random-
                    -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
harteigen    32136M 83983  97 221757  40 106483  19 89603  97 268787   
22 886.1   1
                    ------Sequential Create------ --------Random  
Create--------
                    -Create-- --Read--- -Delete-- -Create-- --Read---  
-Delete--
              files  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec  
%CP  /sec %CP
                 16 +++++ +++ +++++ +++ +++++ +++ +++++ +++ +++++ +++  
+++++ +++
harteigen,32136M, 
83983,97,221757,40,106483,19,89603,97,268787,22,886.1,1,16,+++++,+++,++ 
+++,+++,+++++,+++,+++++,+++,+++++,+++,+++++,+++


Regards,
 - Tore.