I/O throughput analysis

William Muriithi william.muriithi-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org
Mon Jan 24 15:34:25 UTC 2011


Jamon
>>
>> Which of the two system would offer a better throughput ?
>
> If you're after bottlenecks, you haven't told us about your PCIe slots.
> Do you have 2.0 slots? x8 or x16 slots will be needed to reach your
> controller's maximum of 6gbps. If 1.0 then you'll have to solely use x16
> slots to have enough bandwidth.
The system has 2 PCIe x8 + 2 PCIe x4 Slot
>
> If your PCIe slots aren't up to the task, then no amount of drives in any
> configuration will really achieve the performance you're looking to
> benchmark.
Good observation.  I actually did not think about that until you
mentioned it.  I will make it a point not t overlook it in future.  It
looks though like the PCIe are up to the job
>
> Jamon
> --
William
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