Here are two stack traces: add+remove a document:
Tom
---
Remove a document:
java.io.FileNotFoundException:
/home/ia/prod/current-deployment/indexes/advertisement/_0.cfs (No such file or
directory)
at java.io.RandomAccessFile.open(Native Method)
at java.io.RandomAccessFile.<init>(RandomAccessFile.java:212)
at
org.apache.lucene.store.FSDirectory$FSIndexInput$Descriptor.<init>(FSDirectory.java:552)
at
org.apache.lucene.store.FSDirectory$FSIndexInput.<init>(FSDirectory.java:582)
at org.apache.lucene.store.FSDirectory.openInput(FSDirectory.java:488)
at
org.apache.lucene.index.CompoundFileReader.<init>(CompoundFileReader.java:70)
at
org.apache.lucene.index.SegmentReader.initialize(SegmentReader.java:321)
at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:306)
at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:236)
at
org.apache.lucene.index.DocumentsWriter.applyDeletes(DocumentsWriter.java:915)
at
org.apache.lucene.index.IndexWriter.applyDeletes(IndexWriter.java:4339)
at org.apache.lucene.index.IndexWriter.doFlush(IndexWriter.java:3579)
at org.apache.lucene.index.IndexWriter.flush(IndexWriter.java:3450)
at
org.apache.lucene.index.IndexWriter.prepareCommit(IndexWriter.java:3363)
at org.apache.lucene.index.IndexWriter.commit(IndexWriter.java:3408)
at
com.encheromax.business.advertisement.implementation.AdvertisementManager.commitIndexWriter(AdvertisementManager.java:1728)
at
com.encheromax.business.advertisement.implementation.AdvertisementManager.removeAdvertisementFromIndex(AdvertisementManager.java:635)
at
com.encheromax.api.implementation.admin.ApiAdminBurnAdvertisement.executeRequest(ApiAdminBurnAdvertisement.java:210)
at com.encheromax.controller.admin.Rule.doReqFinal(Rule.java:100)
at net.tmp.fwk.fw1.controller.Action.process(Action.java:302)
at net.tmp.fwk.fw1.controller.Action.doPost(Action.java:87)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at
com.encheromax.servlet.filter.EncheromaxBeanFilter.doFilter(EncheromaxBeanFilter.java:53)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:200)
at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283)
at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:773)
at
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:703)
at
org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:895)
at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
Add a document:
java.io.FileNotFoundException:
/home/ia/prod/current-deployment/indexes/advertisement/_v.cfs (No such file or
directory)
at java.io.RandomAccessFile.open(Native Method)
at java.io.RandomAccessFile.<init>(RandomAccessFile.java:212)
at
org.apache.lucene.store.FSDirectory$FSIndexInput$Descriptor.<init>(FSDirectory.java:552)
at
org.apache.lucene.store.FSDirectory$FSIndexInput.<init>(FSDirectory.java:582)
at org.apache.lucene.store.FSDirectory.openInput(FSDirectory.java:488)
at
org.apache.lucene.index.CompoundFileReader.<init>(CompoundFileReader.java:70)
at
org.apache.lucene.index.SegmentReader.initialize(SegmentReader.java:321)
at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:306)
at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:236)
at
org.apache.lucene.index.DocumentsWriter.applyDeletes(DocumentsWriter.java:915)
at
org.apache.lucene.index.IndexWriter.applyDeletes(IndexWriter.java:4339)
at org.apache.lucene.index.IndexWriter.doFlush(IndexWriter.java:3579)
at org.apache.lucene.index.IndexWriter.flush(IndexWriter.java:3450)
at
org.apache.lucene.index.IndexWriter.prepareCommit(IndexWriter.java:3363)
at org.apache.lucene.index.IndexWriter.commit(IndexWriter.java:3408)
at
com.encheromax.business.advertisement.implementation.AdvertisementManager.commitIndexWriter(AdvertisementManager.java:1728)
at
com.encheromax.business.advertisement.implementation.AdvertisementManager.addAdvertisementDocument(AdvertisementManager.java:536)
at
com.encheromax.business.advertisement.implementation.AdvertisementManager.appendFullAdvertisementToIndex(AdvertisementManager.java:713)
at
com.encheromax.api.implementation.ApiFinalizeAdvertisement.executeRequest(ApiFinalizeAdvertisement.java:224)
at
com.encheromax.controller.advertisement.CreateAdvertisement.doReq(CreateAdvertisement.java:294)
at net.tmp.fwk.fw1.controller.Security.doReqFinal(Security.java:135)
at net.tmp.fwk.fw1.controller.Action.process(Action.java:302)
at net.tmp.fwk.fw1.controller.Action.doPost(Action.java:87)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at
com.encheromax.servlet.filter.EncheromaxBeanFilter.doFilter(EncheromaxBeanFilter.java:53)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:200)
at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283)
at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:773)
at
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:703)
at
org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:895)
at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
at java.lang.Thread.run(Thread.java:619)
--- En date de : Sam 9.1.10, Michael McCandless <luc...@mikemccandless.com> a
écrit :
De: Michael McCandless <luc...@mikemccandless.com>
Objet: Re: Concurrent access IndexReader / IndexWriter - FileNotFoundException
À: java-user@lucene.apache.org
Date: Samedi 9 Janvier 2010, 14h51
Can you post the full FNFE stack trace?
Mike
On Fri, Jan 8, 2010 at 5:35 AM, legrand thomas <thomaslegran...@yahoo.fr> wrote:
> Hi,
>
> I often get a FileNotFoundException when my single IndexWriter commits while
> the IndexReader also tries to read. My application is multithreaded (Tomcat
> uses the business APIs); I firstly thought the read/write access was
> thread-safe but I probably forget something.
>
> Please help me to understand my mistakes:
>
> - When should I close the IndexWriter ? Each time I add/update a document or
> never ?
> - Should my java commit/read methods be synchronized ?
> - Should I lock the directory and what's the best way to do it ?
>
> I referred to the Lucene FAQ ("why do I sometimes get a FileNotFoundException
> when I search and update my index at the same time?") but I did not disable
> any locking for processes searching or updating the index.
>
> I use lucene-2.4.1.
>
> Thanks in advance,
> Tom
>
>
>
>
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