[jira] Commented: (SOLR-600) XML parser stops working under heavy load

["Yonik Seeley (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SOLR-600?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12605593#action_12605593 ] 

Yonik Seeley commented on SOLR-600:
-----------------------------------

I have not been able to reproduce this.
Is it possible to create a test case to reproduce?
Does this happen  if you use the bundled Jetty?
What is the exact Java version you are using?

> XML parser stops working under heavy load
> -----------------------------------------
>
>                 Key: SOLR-600
>                 URL: https://issues.apache.org/jira/browse/SOLR-600
>             Project: Solr
>          Issue Type: Bug
>          Components: update
>    Affects Versions: 1.3
>         Environment: Linux 2.6.19.7-ss0 #4 SMP Wed Mar 12 02:56:42 GMT 2008 x86_64 Intel(R) Xeon(R) CPU X5450 @ 3.00GHz GenuineIntel GNU/Linux
> Tomcat 6.0.16
> SOLR nightly 16 Jun 2008, and versions prior
> JRE 1.6.0
>            Reporter: John Smith
>
> Under heavy load, the following is spat out for every update:
> org.apache.solr.common.SolrException log
> SEVERE: java.lang.NullPointerException
>         at java.util.AbstractList$SimpleListIterator.hasNext(Unknown Source)
>         at org.apache.solr.update.DocumentBuilder.toDocument(DocumentBuilder.java:225)
>         at org.apache.solr.update.processor.RunUpdateProcessor.processAdd(RunUpdateProcessorFactory.java:66)
>         at org.apache.solr.handler.XmlUpdateRequestHandler.processUpdate(XmlUpdateRequestHandler.java:196)
>         at org.apache.solr.handler.XmlUpdateRequestHandler.handleRequestBody(XmlUpdateRequestHandler.java:123)
>         at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:125)
>         at org.apache.solr.core.SolrCore.execute(SolrCore.java:965)
>         at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:338)
>         at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:272)
>         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
>         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
>         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
>         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
>         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
>         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
>         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
>         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
>         at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
>         at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
>         at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
>         at java.lang.Thread.run(Thread.java:735)

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