RE: Build failed in Hudson: Lucene-trunk #1034

[Uwe Schindler]

Here the patch, Mike, does this look ok?

When committed we can start a new Hudson run, if you like :-)

-----
Uwe Schindler
H.-H.-Meier-Allee 63, D-28213 Bremen
http://www.thetaphi.de
eMail: u...@thetaphi.de

> -----Original Message-----
> From: Uwe Schindler [mailto:u...@thetaphi.de]
> Sent: Friday, December 18, 2009 7:56 AM
> To: java-dev@lucene.apache.org
> Subject: RE: Build failed in Hudson: Lucene-trunk #1034
> 
> > A new strange test failure:
> >     [junit] Testcase:
> > testDuringAddDelete(org.apache.lucene.index.TestIndexWriterReader):
> > FAILED
> >     [junit] null
> >     [junit] junit.framework.AssertionFailedError: null
> >     [junit]         at
> >
> org.apache.lucene.index.TestIndexWriterReader.testDuringAddDelete(TestInde
> > xW
> > riterReader.java:835)
> >     [junit]         at
> > org.apache.lucene.util.LuceneTestCase.runBare(LuceneTestCase.java:208)
> >     [junit]
> >     [junit]
> >     [junit] Test org.apache.lucene.index.TestIndexWriterReader FAILED
> >
> >
> > (occurred in test-tag!)
> >
> > It's again a multi-threaded test, after joining all threads, the sum of
> > hits
> > is not >0, so added documents were not seen.
> 
> The problem is, the same like with the Benchmark test. The test spawns a
> number of threads. All these threads run half a second and add Documents
> during that time. The main thread does reopen and searches, and after 0.5
> secs it joins all threads. It seems that because of clover analysis and
> the
> very slow machine (load!) on Hudson, all threads exited after starting
> because creating the thread exceeded the limit on getCurrentTimeMillies.
> 
> Two possibilities: Raise the wait time or better:
> Replace by a do-while loop in the thread so each thread at least adds a
> document one time.
> In main thread also wait 0.5 secs, but after joining all threads again do
> the search and add to sum.
> 
> Must be done in trunk and tag.
> 
> Uwe
> 
> 
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