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From Ian Lea <>
Subject Re: NAS vs SAN vs Server Disk RAID
Date Thu, 25 Feb 2010 09:54:05 GMT
We've run lucene on NAS, although not with indexes anything like as
large as 1Tb, and gave up because NFS and lucene don't really work
very well together. Google for "lucene nfs" for some details, and some

I'd second Kay Kay's suggestion to look at a distributed solution such as Katta.


On Wed, Feb 24, 2010 at 11:54 PM, Andrew Bruno <> wrote:
> Hello,
> I am working with an application that offers its customers their own index,
> primary two indexes for different needs per customer.
> As our business is growing and growing, I now have a situation where the web
> application has its customer's index on one volume, and its getting close to
> 1Tbyte.
> There are lots of updates and inserts, and plenty of searches.  As you can
> imagine, the application is starting to slow down heavily, especially during
> high traffic time when documents (PDF, DOCs, etc) are indexed.
> Since the disk IO on the server is high, our datacenter engineers suggested
> we look at NAS or SAN, for performance gain, and for future growth.
> Has anyone had any experience in running Lucene2.0/Compass in these
> environments?  Do you know of any case studies, whitepapers, web sites?
> Thanks
> Andrew

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