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Author Re: Best OS & Configuration for Dual Xeon w/4GB &
Luke Lonergan

2006-03-21, 3:34 am

Miguel,

On 3/20/06 12:52 PM, "Miguel" <mmiranda@123.com.sv> wrote:

> i have a HP dl380 g3 with array 5i controlled (1+0), these are my results


Another "known bad" RAID controller. The Smartarray 5i is horrible on Linux
- this is the first BSD result I've seen.

> Seek times:
> Full stroke: 250 iter in 1.138232 sec = 4.553 msec
> Half stroke: 250 iter in 1.084474 sec = 4.338 msec


These seem OK - are they "access times" or are they actually "seek times"?
Seems like with RAID 10, you should get better by maybe double.

> Transfer rates:
> outside: 102400 kbytes in 2.075984 sec = 49326 kbytes/sec
> middle: 102400 kbytes in 2.100510 sec = 48750 kbytes/sec
> inside: 102400 kbytes in 2.042313 sec = 50139 kbytes/sec
>
>
> is this good enough?


It's pretty slow. How many disk drives do you have?

- Luke



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