[infinispan-issues] [JBoss JIRA] Created: (ISPN-501) chunks might be deleted while Searcher is iterating

[Sanne Grinovero (JIRA)]

chunks might be deleted while Searcher is iterating
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                 Key: ISPN-501
                 URL: https://jira.jboss.org/browse/ISPN-501
             Project: Infinispan
          Issue Type: Bug
          Components: Lucene Directory
            Reporter: Sanne Grinovero
            Assignee: Sanne Grinovero
            Priority: Critical
             Fix For: 4.1.0.CR1, 5.0.0.BETA1


This one is quite nasty:
java.io.IOException: Chunk id = [ 5 ] does not exist for file [ _sc.cfs ] for index [ iname ], file position: [ 88420 ], file size: [ 93015 ]
	at org.infinispan.lucene.InfinispanIndexIO$InfinispanIndexInput.readBytes(InfinispanIndexIO.java:150)
	at org.apache.lucene.store.IndexInput.readBytes(IndexInput.java:61)
	at org.apache.lucene.index.CompoundFileReader$CSIndexInput.readInternal(CompoundFileReader.java:247)
	at org.apache.lucene.store.BufferedIndexInput.readBytes(BufferedIndexInput.java:136)
	at org.apache.lucene.index.SegmentReader$Norm.bytes(SegmentReader.java:469)
	at org.apache.lucene.index.SegmentReader.getNorms(SegmentReader.java:1090)
	at org.apache.lucene.index.SegmentReader.norms(SegmentReader.java:1096)
	at org.apache.lucene.search.TermQuery$TermWeight.scorer(TermQuery.java:72)
	at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:250)
	at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:175)
	at org.apache.lucene.search.Searcher.search(Searcher.java:181)
	at org.infinispan.lucene.profiling.LuceneReaderThread.testLoop(LuceneReaderThread.java:63)
	at org.infinispan.lucene.profiling.LuceneUserThread.run(LuceneUserThread.java:55)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)

Easily reproducible by starting "mvn test -Dtest=PerformanceCompareStressTest" with the currently committed parameters (r1925)

I'll likely need an AtomicMap or use transactions while reading?

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