Hi András! Excellent tips!
Thanks, Napoli Em ter, 1 de set de 2015 às 09:45, András Péteri < apet...@b2international.com> escreveu: > Hi Napoli, > > You could also create an instance of SearcherManager [1], and let it take > care of tracking IndexSearchers; it can also be use to reopen the > underlying readers, and close them when they are no longer in use. Calling > maybeRefresh() or maybeRefreshBlocking() on the manager ensures that a > reopened reader will be used for newly acquired searchers. You can call > this method immediately after committing changes to the index, or > periodically if you don't mind a limited amount of time in which searchers > return stale results. > > The lower-level equivalent which is only concerned with DirectoryReaders is > ReaderManager [2]. > > Mike's blog post on the topic [3] has a more detailed description on the > inner workings. > > [1] > > http://lucene.apache.org/core/5_3_0/core/org/apache/lucene/search/SearcherManager.html > [2] > > http://lucene.apache.org/core/5_3_0/core/org/apache/lucene/index/ReaderManager.html > [3] > > http://blog.mikemccandless.com/2011/09/lucenes-searchermanager-simplifies.html > > Regards, > András > > On Tue, Sep 1, 2015 at 2:16 PM, Marcio Napoli <napoli.mar...@gmail.com> > wrote: > > > Ian, > > > > Well remembered! > > > > Thanks, > > Napoli > > > > Em ter, 1 de set de 2015 às 09:12, Ian Lea <ian....@gmail.com> escreveu: > > > > > From a glance, you need to close the old reader after calling > > > openIfChanged if it gives you a new one. > > > > > > See > > > > > > https://lucene.apache.org/core/5_3_0/core/org/apache/lucene/index/DirectoryReader.html#openIfChanged(org.apache.lucene.index.DirectoryReader) > > > . > > > You may wish to pay attention to the words about not closing readers > > > while they may still be in use. > > > > > > > > > -- > > > Ian. > > > > > > > > > On Tue, Sep 1, 2015 at 12:55 PM, Marcio Napoli < > napoli.mar...@gmail.com> > > > wrote: > > > > Hey Anton, > > > > > > > > I use this way: > > > > > > > > Thanks! > > > > > > > > @PostConstruct > > > > public void create() { > > > > final String parent = System.getProperty("jboss.server.data.dir"); > > > > final File indexFullPath = new File(parent, CIDADAO_INDEX_PATH); > > > > try { > > > > final FSDirectory directory = FSDirectory.open(indexFullPath); > > > > this.openIndex(directory); > > > > } catch (Exception e) { > > > > logger.error("Problema no índice lucene para Cidadão", e); > > > > throw EJBUtil.rollbackNE(e); > > > > } > > > > } > > > > > > > > private void openIndex(Directory directory) throws IOException { > > > > final IndexWriterConfig config = new IndexWriterConfig(LUCENE_4_10_3, > > > > DEFAULT_ANALYZER); > > > > config.setMaxThreadStates(2); > > > > config.setCheckIntegrityAtMerge(true); > > > > this.writer = new IndexWriter(directory, config); > > > > this.reader = DirectoryReader.open(this.writer, true); > > > > } > > > > > > > > > > > > private void addToIndex(final CidadaoBean cidadaoBean, boolean > commit) > > { > > > > if (cidadaoBean == null || !cidadaoBean.isSetId()) { > > > > return; > > > > } > > > > > > > > try { > > > > CidadaoHelper.addToIndex(writer, cidadaoBean, commit); > > > > if (commit) { > > > > DirectoryReader newReader = > DirectoryReader.openIfChanged(this.reader); > > > > if (newReader != null) { > > > > this.reader = newReader; > > > > } > > > > } > > > > } catch (Exception e) { > > > > logger.error("Não foi possível inserir o Cidadao no índice Lucene > \n" + > > > > cidadaoBean, e); > > > > e.printStackTrace(); > > > > } > > > > } > > > > > > > > > > > > > > > > > > > > Em seg, 31 de ago de 2015 às 21:13, Anton Zenkov < > > > azen...@crimsonhexagon.com> > > > > escreveu: > > > > > > > >> Are you sure you are not holding open readers somewhere? > > > >> > > > >> On Mon, Aug 31, 2015 at 7:46 PM, Marcio Napoli < > > napoli.mar...@gmail.com > > > > > > > >> wrote: > > > >> > > > >> > Hey! :) > > > >> > > > > >> > It seems IndexWriter is not closing the descriptors of the removed > > > files, > > > >> > see the log below. > > > >> > > > > >> > Thanks, > > > >> > Napoli > > > >> > > > > >> > [root@server01 log]# ls -l /proc/59491/fd | grep index > > > >> > l-wx------. 1 wildfly wildfly 64 Ago 31 11:26 429 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/write.lock > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 529 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_4.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 530 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_3.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 531 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_2.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 532 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_1.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 533 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_0.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 535 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_a.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 536 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_9.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 537 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_8.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 538 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_7.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 539 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_6.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 540 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_5_Lucene41_0.doc > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 541 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_5_Lucene41_0.pos > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 542 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_5_Lucene41_0.tim > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 543 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_5.nvd > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 544 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_5.fdt > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 11:26 545 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_5_Lucene410_0.dvd > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 619 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_o.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 676 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_k.cfs > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 677 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_j_Lucene41_0.doc > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 678 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_j_Lucene41_0.pos > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 679 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_j_Lucene41_0.tim > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 680 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_j.nvd > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 681 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_j.fdt > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 682 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_j_Lucene410_0.dvd > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 685 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_n_Lucene41_0.doc > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 686 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_n_Lucene41_0.pos > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 687 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_n_Lucene41_0.tim > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 688 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_n.nvd > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 689 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_n.fdt > > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 690 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_n_Lucene410_0.dvd > > > >> > (deleted) > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 730 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_15.cfs > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 737 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_r_Lucene41_0.doc > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 738 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_r_Lucene41_0.pos > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 739 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_r_Lucene41_0.tim > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 740 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_r.nvd > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 741 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_r.fdt > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 742 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_r_Lucene410_0.dvd > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 755 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_w_Lucene41_0.doc > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 756 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_w_Lucene41_0.pos > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 757 -> > > > >> > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_w_Lucene41_0.tim > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 758 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_w.nvd > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 759 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_w.fdt > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 760 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_w_Lucene410_0.dvd > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 761 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_14_Lucene41_0.doc > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 762 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_14_Lucene41_0.pos > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 763 -> > > > >> > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_14_Lucene41_0.tim > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 765 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_14.nvd > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 766 -> > > > >> > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_14.fdt > > > >> > lr-x------. 1 wildfly wildfly 64 Ago 31 20:25 767 -> > > > >> > > > > > /usr/local/wildfly-2.0/standalone/data/index/cidadao/_14_Lucene410_0.dvd > > > >> > > > > >> > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > > > For additional commands, e-mail: java-user-h...@lucene.apache.org > > > > > > > > >
