Hi Chryssa, Where are the selma.jar and commons-lang3-3.1.jar files you refer to as I don't see them in the Dbpedia_p.tar.bz2 package you provided ?
Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitter.com/OpenLink Google+ -- http://plus.google.com/100570109519069333827/ Facebook -- http://www.facebook.com/OpenLinkSoftware Universal Data Access, Integration, and Management Technology Providers On 30 Oct 2013, at 10:18, Chryssa Zerva <chryssa....@gmail.com> wrote: > Hello again, > > I used the 1.10 jena provider and indeed it works for more requests, however, > I get the same error when I increase substantially the number of requests > (for example >28000). > I an sending you a simplified-sample version of the project for verification: > To compile in eclipse please import apart from all necessary jars for > virtuoso, selma.jar and commons-lang3-3.1.jar that are included in the file. > In terms of dbpedia files I use the dbpedia 3.9 titles (in nt form) in en,fr, > and de. I load them all in the same graph labeled "dbpedia_labels" (I used $ > ld_dir_all('/path/to/dbpedia/datasets/folder', '*.*', 'dbpedia_labels'); ) > > To run the project run the class DBMatch with the arguments: src_train.txt > 7000 > > (java DBMatch src_train.txt 7000) > > I also include my virtuoso.ini file and the rdfloader.sql file I used to load > the datasets. > > Thank you in advance, > > Best Regards, > Chryssa > > > 2013/10/17 Hugh Williams <hwilli...@openlinksw.com> > Hi Chryssa, > > The latest in-house Jena Provider build is 1.10: > > $ java -jar ./virt_jena.jar OpenLink Virtuoso(TM) Provider for > Jena(TM) Version 2.6.2 [Build 1.10] > > Can you please try with this version of the provider available from: > > > http://opldownload.s3.amazonaws.com/uda/virtuoso/rdfproviders/jena/26/virt_jena.jar > > Should the problem persist, if you can provide a compilable sample program > and instance or datasets to test against we can attempt to recreate ... > > Best Regards > Hugh Williams > Professional Services > OpenLink Software, Inc. // http://www.openlinksw.com/ > Weblog -- http://www.openlinksw.com/blogs/ > LinkedIn -- http://www.linkedin.com/company/openlink-software/ > Twitter -- http://twitter.com/OpenLink > Google+ -- http://plus.google.com/100570109519069333827/ > Facebook -- http://www.facebook.com/OpenLinkSoftware > Universal Data Access, Integration, and Management Technology Providers > > On 16 Oct 2013, at 12:31, Chryssa Zerva <chryssa....@gmail.com> wrote: > > > Hello, > > > > I am using: > > > > Virtuoso Server : Version 6.1.7.3127-pthreads as of Oct 7 2013 > > Jena Provider : Version 2.6.2 [Build 1.8] > > JDBC Driver : Version 3.x [Build 3.62] > > > > Dbpedia datasets: I am using the 3.9 version of the titles datasets > > (english, french and german) > > > > Best Regards, > > Chryssa > > > > > > 2013/10/16 Hugh Williams <hwilli...@openlinksw.com> > > Hi Chryssa > > > > What are the versions of the following Virtuoso components in user: > > > > 1. Virtuoso Server by running the command: > > > > ./virtuoso-t -? > > > > 2. Jena Provider by running the command: > > > > java -jar virt_jena.jar > > > > 3. JDBC Driver by running the command: > > > > java -jar virtjdbc3.jar > > > > Also, which DBpedia datasets are you using 3.8, 3.9 or other ? > > > > Best Regards > > Hugh Williams > > Professional Services > > OpenLink Software, Inc. // http://www.openlinksw.com/ > > Weblog -- http://www.openlinksw.com/blogs/ > > LinkedIn -- http://www.linkedin.com/company/openlink-software/ > > Twitter -- http://twitter.com/OpenLink > > Google+ -- http://plus.google.com/100570109519069333827/ > > Facebook -- http://www.facebook.com/OpenLinkSoftware > > Universal Data Access, Integration, and Management Technology Providers > > > > On 16 Oct 2013, at 08:22, Chryssa Zerva <chryssa....@gmail.com> wrote: > > > >> Hello, > >> > >> I have installed virtuoso on my machine and use it to query a dbpedia > >> graph. The code that accesses the server is copied below. The class is > >> called repeatedly in my project, while I am parsing a text. It works in > >> the beginning but if I increase the number of sentences parsed, (and as a > >> result the number of calls to the class and the number of queries) I get > >> the following exception: > >> > >> Exception in thread "main" virtuoso.jdbc3.VirtuosoException: Connection > >> failed: Cannot assign requested address > >> at virtuoso.jdbc3.VirtuosoConnection.connect(Unknown Source) > >> at virtuoso.jdbc3.VirtuosoConnection.connect(Unknown Source) > >> at virtuoso.jdbc3.VirtuosoConnection.<init>(Unknown Source) > >> at virtuoso.jdbc3.Driver.connect(Unknown Source) > >> at java.sql.DriverManager.getConnection(DriverManager.java:579) > >> at java.sql.DriverManager.getConnection(DriverManager.java:221) > >> at virtuoso.jena.driver.VirtGraph.<init>(Unknown Source) > >> at virtuoso.jena.driver.VirtGraph.<init>(Unknown Source) > >> at dbpedia.QueryHandler.openGraph(QueryHandler.java:21) > >> at dbpedia.LabelMatchQuery.Matching(LabelMatchQuery.java:30) > >> at dbpedia.DBTagging.findEntity(DBTagging.java:67) > >> at dbpedia.DBTagging.CheckPhrase(DBTagging.java:32) > >> at dbpedia.DBTagging.<init>(DBTagging.java:15) > >> at dbpedia.DBAssignTag.matchNE(DBAssignTag.java:114) > >> at dbpedia.DBAssignTag.assignTags(DBAssignTag.java:84) > >> at dbpedia.DBMatch.main(DBMatch.java:23) > >> com.hp.hpl.jena.shared.JenaException: rethrew: > >> virtuoso.jdbc3.VirtuosoException: Connection failed: Cannot assign > >> requested address > >> at virtuoso.jena.driver.VirtGraph.<init>(Unknown Source) > >> at virtuoso.jena.driver.VirtGraph.<init>(Unknown Source) > >> at dbpedia.QueryHandler.openGraph(QueryHandler.java:21) > >> at dbpedia.LabelMatchQuery.Matching(LabelMatchQuery.java:30) > >> at dbpedia.DBTagging.findEntity(DBTagging.java:67) > >> at dbpedia.DBTagging.CheckPhrase(DBTagging.java:32) > >> at dbpedia.DBTagging.<init>(DBTagging.java:15) > >> at dbpedia.DBAssignTag.matchNE(DBAssignTag.java:114) > >> at dbpedia.DBAssignTag.assignTags(DBAssignTag.java:84) > >> at dbpedia.DBMatch.main(DBMatch.java:23) > >> Caused by: virtuoso.jdbc3.VirtuosoException: Connection failed: Cannot > >> assign requested address > >> at virtuoso.jdbc3.VirtuosoConnection.connect(Unknown Source) > >> at virtuoso.jdbc3.VirtuosoConnection.connect(Unknown Source) > >> at virtuoso.jdbc3.VirtuosoConnection.<init>(Unknown Source) > >> at virtuoso.jdbc3.Driver.connect(Unknown Source) > >> at java.sql.DriverManager.getConnection(DriverManager.java:579) > >> at java.sql.DriverManager.getConnection(DriverManager.java:221) > >> ... 10 more > >> > >> > >> > >> my code: > >> > >> public void Matching(String lang){ > >> String uriForm = initial.replace(" ", "_");//expand > >> String resource = "http://dbpedia.org/resource/"; + uriForm; > >> String graph_name = "dbpedia_labels"; > >> > >> QueryHandler qh = new QueryHandler(); > >> VirtGraph graph = qh.openGraph(graph_name); > >> String query = > >> "SELECT distinct ?uri " + > >> "WHERE {" + > >> "<" + resource + "> ?tt ?uri }"; > >> > >> Pattern p = Pattern.compile("@"); > >> > >> try{ > >> VirtuosoQueryExecution qe = > >> VirtuosoQueryExecutionFactory.create (query, graph); > >> ResultSet res = qe.execSelect(); > >> //ResultSet res = qh.runQuery(query, graph); > >> String pls2; > >> matched = "0"; > >> while (res.hasNext()){ > >> > >> QuerySolution qsl1 = res.nextSolution(); > >> pls2 = (qsl1.get("uri")).toString(); > >> > >> > >> String sep[] = pls2.split("@"); > >> if (sep[1].equals(lang)){ > >> > >> matched = sep[0]; > >> } > >> } > >> qe.close(); > >> graph.close(); > >> > >> }catch(Exception e){ > >> e.printStackTrace(); > >> } > >> } > >> > >> > >> Could someone give me some insight on what might be the problem? > >> > >> Thanks in advance, > >> > >> Best Regards, > >> Chryssa > >> ------------------------------------------------------------------------------ > >> October Webinars: Code for Performance > >> Free Intel webinars can help you accelerate application performance. > >> Explore tips for MPI, OpenMP, advanced profiling, and more. Get the most > >> from > >> the latest Intel processors and coprocessors. See abstracts and register > > >> http://pubads.g.doubleclick.net/gampad/clk?id=60135031&iu=/4140/ostg.clktrk_______________________________________________ > >> Virtuoso-users mailing list > >> Virtuoso-users@lists.sourceforge.net > >> https://lists.sourceforge.net/lists/listinfo/virtuoso-users > > > > > > ------------------------------------------------------------------------------ > > October Webinars: Code for Performance > > Free Intel webinars can help you accelerate application performance. > > Explore tips for MPI, OpenMP, advanced profiling, and more. Get the most > > from > > the latest Intel processors and coprocessors. See abstracts and register > > > http://pubads.g.doubleclick.net/gampad/clk?id=60135031&iu=/4140/ostg.clktrk_______________________________________________ > > Virtuoso-users mailing list > > Virtuoso-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/virtuoso-users > > > <Dbpedia_p.tar.bz2><rdfloader.sql><virtuoso.ini>
smime.p7s
Description: S/MIME cryptographic signature
------------------------------------------------------------------------------ Android is increasing in popularity, but the open development platform that developers love is also attractive to malware creators. Download this white paper to learn more about secure code signing practices that can help keep Android apps secure. http://pubads.g.doubleclick.net/gampad/clk?id=65839951&iu=/4140/ostg.clktrk
_______________________________________________ Virtuoso-users mailing list Virtuoso-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/virtuoso-users
