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From Robert Muir <rcm...@gmail.com>
Subject Re: Segment Corruption - ForUtil.readBlock AIOBE
Date Mon, 08 Aug 2016 08:11:49 GMT
Can you run checkindex and include the output?

On Mon, Aug 8, 2016 at 2:36 AM, Ravikumar Govindarajan
<ravikumar.govindarajan@gmail.com> wrote:
> For some of the segments we received the following exception during merge
> as well as search. They look to be corrupt [Lucene 4.6.1 & Sun JDK
>  1.7.0_55]
>
> Is this a known bug? Any help is much appreciated
>
> The offending line of code is in ForUtil.readBlock() method...
>
> *final int encodedSize = encodedSizes[numBits];*
>
> java.lang.ArrayIndexOutOfBoundsException: 34 at
> org.apache.lucene.codecs.lucene41.ForUtil.readBlock(ForUtil.java:201) at
> org.apache.lucene.codecs.lucene41.Lucene41PostingsReader$BlockDocsEnum.refillDocs(Lucene41PostingsReader.java:411)
> at
> org.apache.lucene.codecs.lucene41.Lucene41PostingsReader$BlockDocsEnum.advance(Lucene41PostingsReader.java:536)
> at org.apache.lucene.search.TermScorer.advance(TermScorer.java:85) at
> org.apache.lucene.search.ConjunctionScorer.doNext(ConjunctionScorer.java:82)
> at
> org.apache.lucene.search.ConjunctionScorer.nextDoc(ConjunctionScorer.java:100)
> at
> org.apache.lucene.search.ConjunctionScorer.nextDoc(ConjunctionScorer.java:99)
> at org.apache.lucene.search.Scorer.score(Scorer.java:64)
>
> The numBits value also looks to be varied across different corrupt segments
>
> --
> Ravi

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