Problem with DataImportHandler multi-threaded ---------------------------------------------
Key: SOLR-3360 URL: https://issues.apache.org/jira/browse/SOLR-3360 Project: Solr Issue Type: Bug Affects Versions: 3.6 Environment: Solr 3.6.0, Apache Tomcat 6.0.20, jdk1.6.0_15, Windows XP Reporter: Claudio R Hi, If I use dataimport with 1 thread, I got: <lst name="statusMessages"> <str name="Total Requests made to DataSource">5001</str> <str name="Total Rows Fetched">1000</str> <str name="Total Documents Skipped">0</str> <str name="Full Dump Started">2012-04-16 11:21:57</str> <str name="">Indexing completed. Added/Updated: 1000 documents. Deleted 0 documents.</str> <str name="Committed">2012-04-16 11:23:19</str> <str name="Total Documents Processed">1000</str> <str name="Time taken">0:1:22.390</str> </lst> If I use datamport with 10 threads, I got: <lst name="statusMessages"> <str name="Total Requests made to DataSource">0</str> <str name="Total Rows Fetched">10000</str> <str name="Total Documents Skipped">0</str> <str name="Full Dump Started">2012-04-16 11:31:43</str> <str name="">Indexing completed. Added/Updated: 10000 documents. Deleted 0 documents.</str> <str name="Committed">2012-04-16 11:41:50</str> <str name="Total Documents Processed">10000</str> <str name="Time taken">0:10:7.586</str> </lst> The configuration of 10 threads consumed 10 times longer than the configuration with 1 thread. I have 1000 records in the database. My db-data-config.xml is shown below: <?xml version="1.0" encoding="UTF-8" ?> <dataConfig> <dataSource driver="com.microsoft.sqlserver.jdbc.SQLServerDriver" url="jdbc:sqlserver://200.XXX.XXX.XXX:1433;databaseName=test" user="user" password="pass"/> <document> <entity name="indice" rootEntity="true" threads="10" transformer="RegexTransformer,TemplateTransformer" query="select top 1000 i.id_indice, i.a, i.b from indice i where i.status = 'I'" deltaImportQuery="i.id_indice, i.a, i.b from indice i where id_indice in ('${dataimporter.delta.id_indice}')" deltaQuery="select id_indice from indice where status='I' and data_hora_modificacao >= convert(datetime, '${dataimporter.last_index_time}', 120)" deletedPkQuery="select id_indice from indice where status='D' and data_hora_modificacao >= convert(datetime, '${dataimporter.last_index_time}', 120)"> <field column="id_indice" name="id_indice" /> <field column="a" name="a" /> <field column="b" name="b" /> <entity name="filtro" transformer="RegexTransformer,TemplateTransformer" query="select categoria, sub_categoria from filtro where indice_id_indice = '${indice.id_indice}'"> <field name="filtro_categoria" column="categoria" /> <field name="filtro_sub_categoria" column="sub_categoria" /> <field name="nv_sub_categoria" column="nv_sub_categoria" template="${filtro.categoria}|${filtro.sub_categoria}" /> </entity> <entity name="pagina_relacionada" query="select url from pagina_relacionada where indice_id_indice = '${indice.id_indice}'"> <field name="pagina_relacionada_url" column="url" /> </entity> <entity name="veja_mais" query="select chamada, url from veja_mais where indice_id_indice = '${indice.id_indice}'"> <field name="veja_mais_chamada" column="chamada" /> <field name="veja_mais_url" column="url" /> </entity> <entity name="video" query="select url from video where indice_id_indice = '${indice.id_indice}'"> <field name="video_url" column="url" /> </entity> <entity name="galeria" query="select url from galeria where indice_id_indice = '${indice.id_indice}'"> <field name="galeria_url" column="url" /> </entity> </entity> </document> </dataConfig> Thanks. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org