[Beowulf] SSD caching for parallel filesystems

Jonathan Aquilina eagles051387 at gmail.com
Fri Feb 8 08:50:23 PST 2013


What would be the best way to bench mark these devices be it the sata ssd's
or pcie. I have a sata based ssd in my netbook and its quite zippy.


On Fri, Feb 8, 2013 at 5:32 PM, Ellis H. Wilson III <ellis at cse.psu.edu>wrote:

> On 02/08/2013 11:29 AM, Jonathan Aquilina wrote:
>
>> Brock the pcie SSD's from ocz the enterprise ones seem to have insane
>> performance.
>>
>
> These are exactly the SSD's I'm referring to that suffer from SATAe
> internal interface overheads.  I would caution everyone to make sure you
> try before you buy with these guys.
>
> If you have the cash, FusionIO does native PCIe interfacing with the
> internal flash packages, and therefore truly delivers the numbers they're
> reporting.  Not sure about Virident, but those are traditionally solid
> devices as well (also expensive however).  I think Micron also has a native
> PCIe device in the wild now, the P320h?  Anybody know of other, native PCIe
> devices?
>
> Best,
>
> ellis
>



-- 
Jonathan Aquilina
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