If i'm not mistaken (and somebody please correct me if i'm wrong), the 
Sun 7000 series storage appliances (the Fishworks boxes) use enterprise 
SSDs, with dram caching. One such product is made by STEC.

My understanding is that the Sun appliances use one SSD for the ZIL, and 
one as a read cache. For the 7210 (which is basically a Sun Fire X4540), 
that gives you 46 disks and 2 SSDs.

-Greg


Bob Friesenhahn wrote:
> On Thu, 22 Jan 2009, Ross wrote:
> 
>> However, now I've written that, Sun use SATA (SAS?) SSD's in their 
>> high end fishworks storage, so I guess it definately works for some 
>> use cases.
> 
> But the "fishworks" (Fishworks is a development team, not a product) 
> write cache device is not based on FLASH.  It is based on DRAM.  The 
> difference is like night and day. Apparently there can also be a read 
> cache which is based on FLASH.
> 
> Bob
> ======================================
> Bob Friesenhahn
> bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
> GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
> 
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> 
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