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From "Jaeger, Jay - DOT" <Jay.Jae...@dot.wi.gov>
Subject RE: strange performance issue with many shards on one server
Date Wed, 28 Sep 2011 16:40:01 GMT
That  would still show up as the CPU being busy.

-----Original Message-----
From: Federico Fissore [mailto:federico@fissore.org] 
Sent: Wednesday, September 28, 2011 6:12 AM
To: solr-user@lucene.apache.org
Subject: Re: strange performance issue with many shards on one server

Frederik Kraus, il 28/09/2011 12:58, ha scritto:
>   Hi,
>
>
> I am experiencing a strange issue doing some load tests. Our setup:
>

just because I've listened to JUG mates talking about that at the last 
meeting, could it be that your CPUs are spending their time getting 
things from RAM to CPU cache?

maybe that, say, 10% CPU power is spent on the bus

federico
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