Re: [jira] Created: (LUCENE-2376) java.lang.OutOfMemoryError:Java heap space

[Erick Erickson <er...@gmail.com>]

What kind of JVM settings are you using? Lots of people index lots of
documents
without running into this, can you provide more specifics about your
indexing
settings?

On Tue, Apr 6, 2010 at 10:51 PM, Shivender Devarakonda (JIRA) <
jira@apache.org> wrote:

> java.lang.OutOfMemoryError:Java heap space
> ------------------------------------------
>
>                 Key: LUCENE-2376
>                 URL: https://issues.apache.org/jira/browse/LUCENE-2376
>             Project: Lucene - Java
>          Issue Type: Bug
>          Components: Index
>    Affects Versions: 2.9.1
>         Environment: Windows
>            Reporter: Shivender Devarakonda
>
>
> I see an OutOfMemory error in our product and it is happening when we have
> some data objects on which we built the index. I see the following
> OutOfmemory error, this is happening after we call Indexwriter.optimize():
>
>
> 4/06/10 02:03:42.160 PM PDT [ERROR] [Lucene Merge Thread #12]  In thread
> Lucene Merge Thread #12 and the message is
> org.apache.lucene.index.MergePolicy$MergeException:
> java.lang.OutOfMemoryError: Java heap space
> 4/06/10 02:03:42.207 PM PDT [VERBOSE] [Lucene Merge Thread #12] [Manager]
> Uncaught Exception in thread Lucene Merge Thread #12
> org.apache.lucene.index.MergePolicy$MergeException:
> java.lang.OutOfMemoryError: Java heap space
>        at
> org.apache.lucene.index.ConcurrentMergeScheduler.handleMergeException(ConcurrentMergeScheduler.java:351)
>        at
> org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:315)
> Caused by: java.lang.OutOfMemoryError: Java heap space
>        at java.util.HashMap.resize(HashMap.java:462)
>        at java.util.HashMap.addEntry(HashMap.java:755)
>        at java.util.HashMap.put(HashMap.java:385)
>        at
> org.apache.lucene.index.FieldInfos.addInternal(FieldInfos.java:256)
>        at org.apache.lucene.index.FieldInfos.read(FieldInfos.java:366)
>        at org.apache.lucene.index.FieldInfos.<init>(FieldInfos.java:71)
>        at
> org.apache.lucene.index.SegmentReader$CoreReaders.<init>(SegmentReader.java:116)
>        at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:638)
>        at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:608)
>        at
> org.apache.lucene.index.IndexWriter$ReaderPool.get(IndexWriter.java:686)
>        at
> org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4979)
>        at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:4614)
>        at
> org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:235)
>        at
> org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:291)
> 4/06/10 02:03:42.895 PM PDT [ERROR]  this writer hit an OutOfMemoryError;
> cannot complete optimize
>
>
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