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From "Erick Erickson" <erickerick...@gmail.com>
Subject Re: Heads-up on SSD
Date Fri, 14 Dec 2007 18:18:35 GMT
This is great stuff, thanks for posting it.

Erick

On Dec 14, 2007 5:59 AM, Toke Eskildsen <te@statsbiblioteket.dk> wrote:

> There's an interesting article on state-of-the-art setup with Mtron
> Solid State Drives at
> http://www.nextlevelhardware.com/storage/battleship/
> The concise version is that Mtron flash drives puts all traditional
> harddrives to shame and seems especially well suited for applications
> that performs a lot of seeks. No surprise there, but read the article
> for some eye-opening numbers.
>
> At The State and University Library in Denmark we've experimented with
> two Samsung SSDs vs. two 15.000 RPM traditional harddisks in RAID setup
> with our current Lucene index at about 30GB and logged queries from our
> users.
>
> For searches we can confirm that the SSDs are substantially faster,
> especially when the available amount of RAM for caching relative to the
> index size is small. A teaser-graph can be viewed at
> http://wiki.statsbiblioteket.dk/summa/Hardware
>
> Our test should not be seen as authoritative or even even representative
> for Lucene on SSDs in general, but it seems clear to us that users of
> Lucene-systems ought to look into SSDs if they haven't already done so.
>
>
>
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