Hi, are you loading a lot of Classes? I've seen this error "PermGem" when having a huge classpath. As far as I know GC is not cleaning this part of Memory.
You can tweak the size like this: -XX:PermSize=64M -XX:MaxPermSize=128M Not sure if this helps in anyway. Regards Lars On Sat, Apr 3, 2010 at 10:31 AM, Michael McCandless (JIRA) <j...@apache.org>wrote: > > [ > https://issues.apache.org/jira/browse/LUCENE-2361?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12853110#action_12853110] > > Michael McCandless commented on LUCENE-2361: > -------------------------------------------- > > Can you share some details on how you're using Lucene? What's IndexWriters > ramBufferSizeMB? How much heap are you giving the JVM? Are you calling > commit (or closing/opening a new IndexWriter) frequently or rarely? > > Can you enable IndexWriter's infoStream and post the output? > > > OutOfMemoryException while Indexing > > ----------------------------------- > > > > Key: LUCENE-2361 > > URL: https://issues.apache.org/jira/browse/LUCENE-2361 > > Project: Lucene - Java > > Issue Type: Bug > > Components: Index > > Affects Versions: 2.9.1 > > Environment: Windows > > Reporter: Shivender Devarakonda > > > > Hi, > > We use lucene 2.9.1 version. > > We see the following OutOfMemory error in our environment, I think This > is happening at a significant high load. Have you observed this anytime? > Please let me know your thoughts on this. > > org.apache.lucene.index.MergePolicy$MergeException: > java.lang.OutOfMemoryError: PermGen space > > at > org.apache.lucene.index.ConcurrentMergeScheduler.handleMergeException(ConcurrentMergeScheduler.java:351) > > at > org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:315) > > Caused by: java.lang.OutOfMemoryError: PermGen space > > at java.lang.String.$$YJP$$intern(Native Method) > > at java.lang.String.intern(Unknown Source) > > at > org.apache.lucene.util.SimpleStringInterner.intern(SimpleStringInterner.java:74) > > at org.apache.lucene.util.StringHelper.intern(StringHelper.java:36) > > at org.apache.lucene.index.FieldInfos.read(FieldInfos.java:356) > > 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) > > -- > This message is automatically generated by JIRA. > - > You can reply to this email to add a comment to the issue online. > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-dev-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-dev-h...@lucene.apache.org > >
