Details
-
Bug
-
Status: Open
-
Minor
-
Resolution: Unresolved
-
4.9
-
None
-
None
-
I test lucene on shenandoah with big memory + bigdata(32g, 128g).
http://openjdk.java.net/jeps/189
http://icedtea.classpath.org/hg/shenandoah/
-
New
Description
User report of bizare ClassCastException when running some lucene code with the (experimental) shenandoah GC
Exception in thread "Lucene Merge Thread #0" org.apache.lucene.index.MergePolicy$MergeException: java.lang.ClassCastException: org.apache.lucene.codecs.MappingMultiDocsEnum cannot be cast to org.apache.lucene.index.DocsAndPositionsEnum at org.apache.lucene.index.ConcurrentMergeScheduler.handleMergeException(ConcurrentMergeScheduler.java:545) at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:518) Caused by: java.lang.ClassCastException: org.apache.lucene.codecs.MappingMultiDocsEnum cannot be cast to org.apache.lucene.index.DocsAndPositionsEnum at org.apache.lucene.codecs.PostingsConsumer.merge(PostingsConsumer.java:127) at org.apache.lucene.codecs.TermsConsumer.merge(TermsConsumer.java:110) at org.apache.lucene.codecs.FieldsConsumer.merge(FieldsConsumer.java:72) at org.apache.lucene.index.SegmentMerger.mergeTerms(SegmentMerger.java:399) at org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:112) at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4163) at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3759) at org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:405) at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:482)
Exception in thread "Lucene Merge Thread #0" org.apache.lucene.index.MergePolicy$MergeException: java.io.IOException: Invalid vLong detected (negative values disallowed)
at org.apache.lucene.index.ConcurrentMergeScheduler.handleMergeException(ConcurrentMergeScheduler.java:545)
at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:518)
Caused by: java.io.IOException: Invalid vLong detected (negative values disallowed)
at org.apache.lucene.store.DataInput.readVLong(DataInput.java:193)
at org.apache.lucene.codecs.blocktree.BlockTreeTermsReader.<init>(BlockTreeTermsReader.java:169)
at org.apache.lucene.codecs.lucene41.Lucene41PostingsFormat.fieldsProducer(Lucene41PostingsFormat.java:441)
at org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.<init>(PerFieldPostingsFormat.java:197)
at org.apache.lucene.codecs.perfield.PerFieldPostingsFormat.fieldsProducer(PerFieldPostingsFormat.java:254)
at org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:120)
at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:107)
at org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:143)
at org.apache.lucene.index.ReadersAndUpdates.getReaderForMerge(ReadersAndUpdates.java:668)
at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4099)
at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3759)
at org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:405)
at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:482)
Exception in thread "Lucene Merge Thread #0" org.apache.lucene.index.MergePolicy$MergeException: java.lang.NullPointerException at org.apache.lucene.index.ConcurrentMergeScheduler.handleMergeException(ConcurrentMergeScheduler.java:545) at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:518) Caused by: java.lang.NullPointerException at org.apache.lucene.codecs.blocktree.BlockTreeTermsReader.<init>(BlockTreeTermsReader.java:169) at org.apache.lucene.codecs.lucene41.Lucene41PostingsFormat.fieldsProducer(Lucene41PostingsFormat.java:441) at org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.<init>(PerFieldPostingsFormat.java:197) at org.apache.lucene.codecs.perfield.PerFieldPostingsFormat.fieldsProducer(PerFieldPostingsFormat.java:254) at org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:120) at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:107) at org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:143) at org.apache.lucene.index.ReadersAndUpdates.getReaderForMerge(ReadersAndUpdates.java:668) at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4099) at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3759) at org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:405) at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:482) Exception in thread "Lucene Merge Thread #0" org.apache.lucene.index.MergePolicy$MergeException: java.lang.NullPointerException at org.apache.lucene.index.ConcurrentMergeScheduler.handleMergeException(ConcurrentMergeScheduler.java:545) at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:518) Caused by: java.lang.NullPointerException at org.apache.lucene.codecs.MappingMultiDocsAndPositionsEnum.reset(MappingMultiDocsAndPositionsEnum.java:50) at org.apache.lucene.codecs.TermsConsumer.merge(TermsConsumer.java:188) at org.apache.lucene.codecs.FieldsConsumer.merge(FieldsConsumer.java:72) at org.apache.lucene.index.SegmentMerger.mergeTerms(SegmentMerger.java:399) at org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:112) at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4163) at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3759) at org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:405) at org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:482)