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Posted to dev@lucene.apache.org by "Julian Vassev (JIRA)" <ji...@apache.org> on 2017/10/26 14:33:00 UTC

[jira] [Created] (LUCENE-8018) FieldInfos retains garbage if non-sparse

Julian Vassev created LUCENE-8018:
-------------------------------------

             Summary: FieldInfos retains garbage if non-sparse
                 Key: LUCENE-8018
                 URL: https://issues.apache.org/jira/browse/LUCENE-8018
             Project: Lucene - Core
          Issue Type: Bug
          Components: core/store
    Affects Versions: 6.5
         Environment: Lucene 6.5.0, java 8

openjdk version "1.8.0_45-internal"
OpenJDK Runtime Environment (build 1.8.0_45-internal-b14)
OpenJDK 64-Bit Server VM (build 25.45-b02, mixed mode)

            Reporter: Julian Vassev


A heap dump revealed a lot of TreeMap.Entry instances (millions of them) for a system with about ~1000 active searchers.




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