I/O throughput analysis

[Tyler Aviss]

What RAID level are they using?
On 2011-01-22 11:28 AM, "William Muriithi" <william.muriithi-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org>
wrote:
> Hello pals,
>
> A workmate and I had an argument that we could not seem to agree on
> yesterday. That mean we did not learn anything from the discussion and
> I would like to hear your opinion on it. It could help make sense of
> each other arguments
>
> Which of these two systems would have a better input output
> performance? Both system have the same configurations, CPU, chipset
> everything down the power supply. They differ though with the number
> of hard disk. Both system has a RAID card with a maximum speed of 6
> GB per sec
>
> System A has 6 drives. Each drive has a specification of 1500 RPM,
> 300 GB size SAS interface.
>
> System B has 8 drives. Each drive is 146GB in size, 1500 RPM and also
> with a SAS interface.
>
> SAS interface can comfortably handle 3 GB per second.
>
> So, in your opinion, is the RAID card a potential bottleneck on both
systems?
>
> Which of the two system would offer a better throughput ?
>
> Regards,
>
> William
> --
> The Toronto Linux Users Group. Meetings: http://gtalug.org/
> TLUG requests: Linux topics, No HTML, wrap text below 80 columns
> How to UNSUBSCRIBE: http://gtalug.org/wiki/Mailing_lists
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://gtalug.org/pipermail/legacy/attachments/20110122/9936a9da/attachment.html>