I would recommend upgrading Lucene to at least 2.9.4. Your version is very antique.
----- Uwe Schindler H.-H.-Meier-Allee 63, D-28213 Bremen http://www.thetaphi.de eMail: u...@thetaphi.de > -----Original Message----- > From: Donld Hill [mailto:dh...@eweb-service.com] > Sent: Thursday, December 16, 2010 5:06 AM > To: java-user@lucene.apache.org > Subject: lucene locking > > I have a app that seems to be locking on some search calls. I am including > the stacktrace for the blocked and blocker thread. We are using the following > jars lucene-snowball-2.1.0.jar and lucene-2.1.0.jar. > The indexes are located on the local disk. We are running on multiple JVM's > against the store. On a 2 CPU zion quad core box. Any thoughts or > suggestions on how to troubleshoot this locking? > > > "TP-Processor177" daemon prio=10 tid=0x0000002c8a96c800 nid=0x769d > waiting for monitor entry [0x000000004e60a000..0x000000004e60dcb0] > java.lang.Thread.State: BLOCKED (on object monitor) > at > org.apache.lucene.index.SegmentReader.norms(SegmentReader.java:450) > - locked <0x0000002aa0a4f5a8> (a > org.apache.lucene.index.SegmentReader) > at > org.apache.lucene.search.TermQuery$TermWeight.scorer(TermQuery.java: > 69) > at > org.apache.lucene.search.BooleanQuery$BooleanWeight2.scorer(BooleanQ > uery.java:355) > at > org.apache.lucene.search.BooleanQuery$BooleanWeight2.scorer(BooleanQ > uery.java:355) > at > org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:130) > at > org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:111) > at org.apache.lucene.search.Hits.getMoreDocs(Hits.java:66) > at org.apache.lucene.search.Hits.<init>(Hits.java:53) > at org.apache.lucene.search.Searcher.search(Searcher.java:54) > > > Here is the executing thread that is doing the blocking > > "TP-Processor97" daemon prio=10 tid=0x0000002c8fe35400 nid=0x75ce > runnable [0x00000000497bc000..0x00000000497bfdb0] > java.lang.Thread.State: RUNNABLE > at > org.apache.lucene.index.SegmentReader.isDeleted(SegmentReader.java:34 > 6) > - locked <0x0000002aa0a4f5a8> (a > org.apache.lucene.index.SegmentReader) > at > org.apache.lucene.index.SegmentReader.document(SegmentReader.java:3 > 39) > - locked <0x0000002aa0a4f5a8> (a > org.apache.lucene.index.SegmentReader) > at > org.apache.lucene.index.IndexReader.document(IndexReader.java:368) > at > org.apache.lucene.search.IndexSearcher.doc(IndexSearcher.java:84) > at org.apache.lucene.search.Hits.doc(Hits.java:104) --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org