ZFS Advice
Wes Morgan
morganw at chemikals.org
Sat Aug 30 12:20:00 UTC 2008
On Sat, 9 Aug 2008, Wes Morgan wrote:
> On Sat, 9 Aug 2008, Peter Schuller wrote:
>
>>> Or, it could be that a UIO slot is specifically a PCI-Ex8 slot? You
>>> can buy risers that convert "1U PCI-E (x16) to 1 UIO and 1 PCI-E "
>>
>> http://www.supermicro.com/products/nfo/UIO_cards.cfm
>>
>> This one actually says in the clear:
>>
>> "8-Lane PCI-Express interface (Supermicro UIO slot)"
>>
>> My guess is one of the following:
>>
>> * It means nothing but "PCI-E", and the UIO stuff is just marketing BS.
>>
>> * It means "extra PCI-E", and the UIO stuff is just marketing BS.
>>
>> * (Based on the grapical animation on the UIO page) They actually do have a
>> special slot on their motherboard for use with their special UIO card which
>> then provides a few extra PCI-E slots. The mentioning of UIO on pages
>> describing standard PCI-E cards is just marketing BS resulting from the
>> technically correct fact that they can be used with their UIO card.
>>
>> If I don't find specific information to the contrary I'll probably chance
>> it
>> and see.
>
> As you say, it's hard to tell from the SuperMicro page. LSI has this card:
>
> http://lsi.com/storage_home/products_home/host_bus_adapters/sas_hbas/lsisas3081er/index.html
> http://www.newegg.com/Product/Product.aspx?Item=N82E16816118092
>
> Which is their official card with the same chipset. The slots on both the
> SuperMicro and the LSI cards look mighty similar. The only obvious difference
> is the little right-angle thing next to the PCI-E interface. I'm very
> interested to see if it works out. If I wasn't going to be away for a few
> weeks I'd try to abuse CDW's return policy to give it a test.
Has anyone, by chance, tried one of those SuperMicro UIO cards in a PCIe
slot yet? If not, I'm going to give it a try unless someone is sure it
won't work.
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