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Posted to solr-user@lucene.apache.org by ~$alpha` <la...@gmail.com> on 2017/04/03 19:29:25 UTC

Solr4 To Solr5 Upgrade Causing CPU issues

Hi 

Recently upgraded from solr4.0(tomcat) to solr5.3(tomcat) and my performance
degraded to a very high level. 

Issues: My CPU consumption increased to the very high level of the same
traffic. 
Note: My queries contains lots of in queries.

What can be the issue here.
I also tried solr6 with jetty and still the same performance, Please help.

<http://lucene.472066.n3.nabble.com/file/n4328155/Solr1.png> 





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