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From Alexandre Rafalovitch <>
Subject Re: XSLT Caching Warning
Date Fri, 02 May 2014 02:32:37 GMT
I think the key message here is:
"simplistic XSLT caching mechanism is not appropriate for high load scenarios".

As in, maybe this is not really a production-level component. One
exception is given and it is not just lifetime, it's also a

Are you satisfying both of those conditions? If so, it's probably ok
to just ignore the warning.

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On Fri, May 2, 2014 at 3:28 AM, Christopher Gross <> wrote:
> I get this warning when Solr (4.7.2) Starts:
> WARN  org.apache.solr.util.xslt.TransformerProvider  รข The
> TransformerProvider's simplistic XSLT caching mechanism is not appropriate
> for high load scenarios, unless a single XSLT transform is used and
> xsltCacheLifetimeSeconds is set to a sufficiently high value.
> The solrconfig.xml setting is:
>   <queryResponseWriter name="xslt" class="solr.XSLTResponseWriter">
>     <int name="xsltCacheLifetimeSeconds">100000</int>
>   </queryResponseWriter>
> Is there a different class that I should be using?  Is there a higher
> number than 100000 that will do the trick?
> Thanks!
> -- Chris

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