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From Michael McCandless <luc...@mikemccandless.com>
Subject Re: Assertion Error in TermsHashPerField.comparePostings - Lucene 2.4
Date Sun, 29 Mar 2009 14:05:02 GMT
I'm unable to reproduce this.

Jason have you tried on other computers (to rule out eg bad RAM/IO)?

Mike

On Wed, Mar 25, 2009 at 6:39 PM, Jason Rutherglen
<jason.rutherglen@gmail.com> wrote:
> LuceneError when executed should reproduce the failure.  The
> contrib/benchmark libraries are required.  MultiThreadDocAdd is a
> multithreaded indexing utility class.
>
> On Wed, Mar 25, 2009 at 1:06 PM, Jason Rutherglen
> <jason.rutherglen@gmail.com> wrote:
>>
>> Each document is being created in a single thread, and the fields of the
>> document are not being updated elsewhere.  I haven't posted the full code
>> yet as it needs to cleaned up.  Thanks Mike!
>>
>> On Tue, Mar 24, 2009 at 2:43 PM, Michael McCandless
>> <lucene@mikemccandless.com> wrote:
>>>
>>> It looks like you are reusing a Field (the f.setValue(...) calls); are
>>> you sure you're not changing a Document/Field while another thread is
>>> adding it to the index?
>>>
>>> If you can post the full code, then I can try to run it on my
>>> wikipedia dump locally.
>>>
>>> Mike
>>>
>>> Jason Rutherglen <jason.rutherglen@gmail.com> wrote:
>>> > Mike,
>>> >
>>> > It only happens when at least 1 million documents are indexed in a
>>> > multithreaded fashion.  Maybe I should post the code?  I will try
>>> > indexing
>>> > without the payload field, I assume it won't fail because I indexed
>>> > wikipedia before with no issues.
>>> >
>>> > Thanks!
>>> >
>>> > Jason
>>> >
>>> > On Tue, Mar 24, 2009 at 12:25 PM, Michael McCandless <
>>> > lucene@mikemccandless.com> wrote:
>>> >
>>> >> Hmmmm.
>>> >>
>>> >> Jason is this easily/compactly repeated?  EG, try to index the N docs
>>> >> before that one.
>>> >>
>>> >> If you remove the SinglePayloadTokenStream field, does the exception
>>> >> still happen?
>>> >>
>>> >> Mike
>>> >>
>>> >> Jason Rutherglen <jason.rutherglen@gmail.com> wrote:
>>> >> > While indexing using
>>> >> > contrib/org.apache.lucene.benchmark.byTask.feeds.EnwikiDocMaker.
>>> >> >  The
>>> >> > asserion error is from
>>> >> > TermsHashPerField.comparePostings(RawPostingList
>>> >> p1,
>>> >> > RawPostingList p2).  A Payload is added to the document representing
>>> >> > a
>>> >> UID.
>>> >> > Only 1-2 out of 1 million documents indexed generates this error.
>>> >> >
>>> >> > java.lang.AssertionError
>>> >> > problem adding
>>> >> >
>>> >> > doc:Document<stored/uncompressed,indexed,tokenized<body:[[Image:Croatia,
>>> >> > Washington.JPG|right|250px|thumb|The Croatian embassy]] The
>>> >> > '''Croatian
>>> >> > Embassy in Washington''' is the [[embassy]] of [[Croatia]] in
>>> >> [[Washington,
>>> >> > D.C.]]  It is located on [[Embassy Row]] at 2343 [[Massachusetts
>>> >> > Avenue
>>> >> > (Washington, DC)|Massachusetts Avenue]], [[Washington DC
>>> >> > (northwest)|Northwest]] near [[Dupont Circle]].  Previously the
>>> >> > building
>>> >> had
>>> >> > been home to the [[Austrian Embassy in Washington|Austrian
>>> >> > embassy]], but
>>> >> > they left for larger quarters and sold the structure to Croatia
in
>>> >> > 1993.
>>> >> > The purchase and renovation of the building was largely paid for
by
>>> >> > the
>>> >> > [[Croatian-American]] community.  In front of the embassy is a
large
>>> >> > sculpture of [[St. Jerome]] by Croatian sculptor [[Ivan Me?trovi?]].
>>> >> > ==External link== *[http://www.croatiaemb.org/ Official site]
>>> >> > [[Category:Embassies in Washington|Croatia]] [[Category:Foreign
>>> >> > relations
>>> >> of
>>> >> > Croatia]]> stored/uncompressed,indexed,tokenized<doctitle:Embassy
of
>>> >> Croatia
>>> >> > in Washington>
>>> >> > stored/uncompressed,indexed,tokenized<docdate:29-JUN-2006
>>> >> > 07:27:44.000> stored/uncompressed,indexed,omitNorms<docid:1703107>
>>> >> >
>>> >>
>>> >> indexed,tokenized<_ID:proj.zoie.api.ZoieIndexReader$SinglePayloadTokenStream@e7b3cf
>>> >> >
>>> >> > indexed<id:667162>> ex: java.lang.AssertionError
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.TermsHashPerField.comparePostings(TermsHashPerField.java:228)
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.TermsHashPerField.quickSort(TermsHashPerField.java:144)
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.TermsHashPerField.sortPostings(TermsHashPerField.java:136)
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.FreqProxFieldMergeState.<init>(FreqProxFieldMergeState.java:51)
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.FreqProxTermsWriter.appendPostings(FreqProxTermsWriter.java:202)
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.FreqProxTermsWriter.flush(FreqProxTermsWriter.java:132)
>>> >> >    at org.apache.lucene.index.TermsHash.flush(TermsHash.java:145)
>>> >> >    at org.apache.lucene.index.DocInverter.flush(DocInverter.java:74)
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.DocFieldConsumers.flush(DocFieldConsumers.java:75)
>>> >> >    at
>>> >> >
>>> >>
>>> >> org.apache.lucene.index.DocFieldProcessor.flush(DocFieldProcessor.java:60)
>>> >> >    at
>>> >> >
>>> >> > org.apache.lucene.index.DocumentsWriter.flush(DocumentsWriter.java:574)
>>> >> >    at
>>> >> > org.apache.lucene.index.IndexWriter.doFlush(IndexWriter.java:3533)
>>> >> >    at
>>> >> > org.apache.lucene.index.IndexWriter.flush(IndexWriter.java:3442)
>>> >> >    at
>>> >> >
>>> >> > org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1922)
>>> >> >    at
>>> >> >
>>> >> > org.apache.lucene.index.IndexWriter.addDocument(IndexWriter.java:1880)
>>> >> >
>>> >>
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>>> >>
>>> >
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>>
>
>
>
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