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From Eric Bowman <ebow...@boboco.ie>
Subject Re: Some SSD results to share
Date Tue, 16 Sep 2008 09:26:10 GMT
Eric Bowman wrote:
> Hi all,
>
> We stuck a 60 GB OCZ "Core Series" SSD in a Dell T5400 (dual quadcore, 
> 16GB RAM, SATA II 7200 RPM disk) and did some comparisons between 
> running with our index on disk, vs. on SSD.  I can't really talk about 
> what the app does, but I can share the difference in performance; see 
> enclosed PDF.
>
> We have a 15GB index and a 20GB bdb, both of which are on the SSD.  
> Pretty amazing performance difference.  "Go buy one now." :)
>
> (The x-axis is ms/request, the y-axis is percentile.   So, "65% of SSD 
> requests took 120ms or less", for example).
>

Oops -- attachments not allowed.  I stuck the PDF on the wiki: 
http://wiki.apache.org/lucene-java/SSD_performance

If you dig, you can find the PDF there as an attachment, perhaps at 
http://wiki.apache.org/lucene-java/SSD_performance?action=AttachFile&do=view&target=combined-disk-ssd.pdf

cheers,
Eric


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