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From: "William Pierce" <evalsinca@hotmail.com>
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Subject: Re: Fatal exception in solr 1.3+ replication
Date: Sun, 16 Nov 2008 05:39:35 -0800
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Not easily no...It has occurred twice on my machine but what triggers it I 
do not know.  Mark Miller has provided some explanations for what may be 
going on in Lucene that may be causing this....Cf. his last email....

- Bill

--------------------------------------------------
From: "Noble Paul ??????? ??????" <noble.paul@gmail.com>
Sent: Saturday, November 15, 2008 11:40 PM
To: <solr-user@lucene.apache.org>
Subject: Re: Fatal exception in solr 1.3+ replication

> Is this issue visible for consistently ? I mean are you able to
> reproduce this easily?
>
> On Fri, Nov 14, 2008 at 11:15 PM, William Pierce <evalsinca@hotmail.com> 
> wrote:
>> Folks:
>>
>> I am using the nightly build of 1.3 as of Oct 23 so as to use the 
>> replication handler.   I am running on windows 2003 server with tomcat 
>> 6.0.14.   Everything was running fine until I noticed that certain 
>> updated records were not showing up on the slave.  Further investigation 
>> showed me that the failures have indeed been occurring since early this 
>> morning with a fatal exception....here is a segment of the tomcat log:
>>  INFO: Total time taken for download : 0 secs
>>  Nov 14, 2008 5:34:24 AM org.apache.solr.handler.SnapPuller 
>> fetchLatestIndex
>>  INFO: Conf files are not downloaded or are in sync
>>  Nov 14, 2008 5:34:24 AM org.apache.solr.update.DirectUpdateHandler2 
>> commit
>>  INFO: start commit(optimize=false,waitFlush=true,waitSearcher=true)
>>  Nov 14, 2008 5:34:24 AM org.apache.solr.handler.ReplicationHandler 
>> doSnapPull
>>  SEVERE: SnapPull failed
>>  org.apache.solr.common.SolrException: Snappull failed :
>>   at 
>> org.apache.solr.handler.SnapPuller.fetchLatestIndex(SnapPuller.java:278)
>>   at 
>> org.apache.solr.handler.ReplicationHandler.doSnapPull(ReplicationHandler.java:208)
>>   at org.apache.solr.handler.SnapPuller$1.run(SnapPuller.java:121)
>>   at 
>> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
>>   at 
>> java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
>>   at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
>>   at 
>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)
>>   at 
>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:181)
>>   at 
>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:205)
>>   at 
>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
>>   at 
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
>>   at java.lang.Thread.run(Thread.java:619)
>>  Caused by: java.lang.RuntimeException: 
>> org.apache.lucene.store.AlreadyClosedException: this Directory is closed
>>   at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1037)
>>   at 
>> org.apache.solr.update.DirectUpdateHandler2.commit(DirectUpdateHandler2.java:350)
>>   at org.apache.solr.handler.SnapPuller.doCommit(SnapPuller.java:353)
>>   at 
>> org.apache.solr.handler.SnapPuller.fetchLatestIndex(SnapPuller.java:265)
>>   ... 11 more
>>  Caused by: org.apache.lucene.store.AlreadyClosedException: this 
>> Directory is closed
>>   at org.apache.lucene.store.Directory.ensureOpen(Directory.java:220)
>>   at org.apache.lucene.store.FSDirectory.list(FSDirectory.java:320)
>>   at 
>> org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:533)
>>   at 
>> org.apache.lucene.index.SegmentInfos.readCurrentVersion(SegmentInfos.java:366)
>>   at 
>> org.apache.lucene.index.DirectoryIndexReader.isCurrent(DirectoryIndexReader.java:188)
>>   at 
>> org.apache.lucene.index.DirectoryIndexReader.reopen(DirectoryIndexReader.java:124)
>>   at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1016)
>>   ... 14 more
>>  Nov 14, 2008 5:38:52 AM org.apache.solr.update.DirectUpdateHandler2 
>> commit
>>
>> Any ideas, anyone?
>>
>> -- Bill
>
>
>
> -- 
> --Noble Paul
>