[OpenIndiana-discuss] [smartos-discuss] hardware specs for illumos storage/virtualization server

[Ian Collins]

On 11/19/12 18:01, Paul B. Henson wrote:
> On Mon, Nov 19, 2012 at 04:24:51PM +1300, Ian Collins wrote:
>
>> I was looking at the box upside down, it's a 9211-8i....
> Ah, ;), that's more easily found, about $230-$250 it seems, cool.
>
>>> the 313 has a supercapacitor to flush the write cache on unexpected
>>> power failure.
>> They don't unfortunately.
> Bummer :(, it would be nice to get one that does. I think the 320 series
> does, the 40G is only $90, but I think it has relatively crappy write
> performance and high write latency, so wouldn't be a very good zil. The
> 313 looks like it has pretty good performance, and not too pricy at $135
> for 24G, which is plenty big for a zil.

The 20G part has better write throughput.  Unfortunately no one in my 
neck of the woods has any stock...

>   The box is going to have dual
> power supplies on UPS's, and I plan to set it up for auto shutdown on
> power loss, so it's not *too* likely the slog is going to unexpectedly
> lose power while processing writes. I guess when you're on a budget you
> can't have everything<sigh>, I might need to settle for a non-powerfail
> protected ssd for zil...

It looks like suppliers like Intel are targeting the desktop 
SSD/spinning rust hybrid market with SLC devices.  The mSATA versions 
are much more plentiful.

-- 
Ian.