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From Greg Roodt <gro...@gmail.com>
Subject Re: Potential bug? maxConnectionsPerHost on requestHandler configuration
Date Tue, 11 Sep 2018 07:05:27 GMT
This is expected behaviour. The shardHandlerFactory element is configured
in solr.xml, not solrconfig.xml See:
https://lucene.apache.org/solr/guide/7_4/format-of-solr-xml.html





On Tue, 11 Sep 2018 at 11:55, Ash Ramesh <ashwin@canva.com> wrote:

> Hi,
>
> I tried setting up a bespoke ShardHandlerFactory configuration for each
> request handler in solrconfig.xml. However when I stepped through the code
> in debug mode (via IntelliJ) I could see that the ShardHandler created and
> used in the searcher still didn't reflect the values in solrconfig (even
> after a core RELOAD).
>
> I did find that it did reflect changes to the ShardHandlerFactory in
> solr.xml when I changed it, pushed to ZK and restarted Solr.
>
> Is this expected or am I going about this the wrong way.
>
> Example RequestHandler syntax:
>
> <requestHandler name="/select" class="solr.SearchHandler" initParams
> ="search_defaults">
> <!-- Only lookups for id use this request handler -->
> <shardHandlerFactory name="shardHandlerFactory"
> class="HttpShardHandlerFactory">
> <int name="socketTimeout">60000</int>
> <int name="connTimeout">1000</int>
> <int name="maxConnectionsPerHost">99</int>
> </shardHandlerFactory>
> </requestHandler>
>
> We are trying to understand why our machines have their CPUs stalling at
> 60-80% all the time. We suspect it's because of the maxConnections, but ran
> into this issue first.
>
> Best Regards,
>
> Ash
>
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