Zhenglin Sun created LUCENE-4081:
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Summary: JVM outOfMemory when call IndexWriter.optimize() method
Key: LUCENE-4081
URL: https://issues.apache.org/jira/browse/LUCENE-4081
Project: Lucene - Java
Issue Type: Bug
Components: core/index
Affects Versions: 2.1
Environment: jvm 2048, jdk1.5
Reporter: Zhenglin Sun
I have a luccen application,while the index file has 6.3G. When I update
the indexes every night, It can update successfully, but when i call the
optimize() method, there is a outOfMemory error. The error informations are
listed as follows:
Caused by: java.lang.OutOfMemoryError: allocLargeObjectOrArray - Object size:
122069080, Num elements: 30517266
at
org.apache.lucene.index.SegmentMergeInfo.getDocMap(SegmentMergeInfo.java:44)
at
org.apache.lucene.index.SegmentMerger.appendPostings(SegmentMerger.java:343)
at
org.apache.lucene.index.SegmentMerger.mergeTermInfo(SegmentMerger.java:315)
at
org.apache.lucene.index.SegmentMerger.mergeTermInfos(SegmentMerger.java:289)
at
org.apache.lucene.index.SegmentMerger.mergeTerms(SegmentMerger.java:253)
at org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:96)
at
org.apache.lucene.index.IndexWriter.mergeSegments(IndexWriter.java:1489)
at org.apache.lucene.index.IndexWriter.optimize(IndexWriter.java:900)
at
com.papcic.epcis.epciscommon.intqry.biz.service.impl.AhsPolicyIndexGeneratorPojoService.generateIndexBatch(AhsPolicyIndexGeneratorPojoService.java:372)
at
com.papcic.epcis.epciscommon.intqry.biz.service.impl.AhsPolicyIndexGeneratorPojoService.generateAHSPolicyIndex(AhsPolicyIndexGeneratorPojoService.java:196)
at
com.papcic.epcis.epciscommon.intqry.biz.service.impl.PolicyIndexJobPojoService.generatePolicyIndex(PolicyIndexJobPojoService.java:68)
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