Re: SlopeOne MemoryDiffStorage processOneUser???

Sat, 26 Feb 2011 03:08:13 -0800 

my catalina.out log (starting tomcat & making the query)

Feb 26, 2011 5:42:31 AM org.apache.coyote.http11.Http11Protocol init
INFO: Initializing Coyote HTTP/1.1 on http-8080
Feb 26, 2011 5:42:31 AM org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 792 ms
Feb 26, 2011 5:42:31 AM org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
Feb 26, 2011 5:42:31 AM org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/6.0.28
Feb 26, 2011 5:42:31 AM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deploying configuration descriptor host-manager.xml
Feb 26, 2011 5:42:31 AM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deploying configuration descriptor ROOT.xml
Feb 26, 2011 5:42:32 AM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deploying configuration descriptor manager.xml
Feb 26, 2011 5:42:32 AM org.apache.catalina.startup.HostConfig deployWAR
INFO: Deploying web application archive filmspiration_org.war
Feb 26, 2011 5:42:32 AM org.slf4j.impl.JCLLoggerAdapter warn
WARNING: You are not using ConnectionPoolDataSource. Make sure your DataSource pools connections to the database itself, or database performance will be severely reduced. 
Feb 26, 2011 5:42:32 AM org.slf4j.impl.JCLLoggerAdapter info
INFO: Starting MySQL data model with these settings:
dataSourceName = jdbc/filmspiration
table = ratedMovies
userColumn = userID
itemColumn = movieID
preferenceColumn = rating
timeColumn = time
Feb 26, 2011 5:42:32 AM org.slf4j.impl.JCLLoggerAdapter info
INFO: Building average diffs...
Feb 26, 2011 5:42:52 AM org.apache.coyote.http11.Http11Protocol start
INFO: Starting Coyote HTTP/1.1 on http-8080
Feb 26, 2011 5:42:52 AM org.apache.catalina.startup.Catalina start
INFO: Server startup in 20854 ms
Feb 26, 2011 5:43:06 AM org.apache.axis.configuration.EngineConfigurationFactoryServlet getServerEngineConfig SEVERE: Unable to find config file. Creating new servlet engine config file: /WEB-INF/server-config.wsdd Feb 26, 2011 5:43:06 AM org.apache.axis.utils.JavaUtils isAttachmentSupported WARNING: Unable to find required classes (javax.activation.DataHandler and javax.mail.internet.MimeMultipart). Attachment support is disabled. Feb 26, 2011 5:43:06 AM org.apache.axis.transport.http.AbstractQueryStringHandler processAxisFault 
INFO: AxisFault:
AxisFault
 faultCode: {http://schemas.xmlsoap.org/soap/envelope/}Server.userException
 faultSubcode:
 faultString: java.lang.IllegalStateException: Not initialized
 faultActor:
 faultNode:
 faultDetail:
{http://xml.apache.org/axis/}stackTrace:java.lang.IllegalStateException: Not initialized at org.apache.mahout.cf.taste.web.RecommenderSingleton.getInstance(RecommenderSingleton.java:35) 
        at RecommenderService.<init>(RecommenderService.java:43)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) 
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at java.lang.Class.newInstance0(Class.java:355)
        at java.lang.Class.newInstance(Class.java:308)
at org.apache.axis.providers.java.JavaProvider.makeNewServiceObject(JavaProvider.java:385) at org.apache.axis.providers.java.JavaProvider.getNewServiceObject(JavaProvider.java:235) at org.apache.axis.providers.java.JavaProvider.getServiceObject(JavaProvider.java:105) at org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:287) at org.apache.axis.strategies.InvocationStrategy.visit(InvocationStrategy.java:32) 
        at org.apache.axis.SimpleChain.doVisiting(SimpleChain.java:118)
        at org.apache.axis.SimpleChain.invoke(SimpleChain.java:83)
at org.apache.axis.handlers.soap.SOAPService.invoke(SOAPService.java:454) 
        at org.apache.axis.server.AxisServer.invoke(AxisServer.java:281)
at org.apache.axis.transport.http.QSMethodHandler.invokeEndpointFromGet(QSMethodHandler.java:129) at org.apache.axis.transport.http.QSMethodHandler.invoke(QSMethodHandler.java:94) 
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 
        at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.axis.transport.http.AxisServlet.processQuery(AxisServlet.java:1226) at org.apache.axis.transport.http.AxisServlet.doGet(AxisServlet.java:249) 
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at org.apache.axis.transport.http.AxisServletBase.service(AxisServletBase.java:327) 
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) 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:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) 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:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) 
        at java.lang.Thread.run(Thread.java:662)

        {http://xml.apache.org/axis/}hostname:filmspiration.com
        {http://xml.apache.org/axis/}isRuntimeException:true

java.lang.IllegalStateException: Not initialized
        at org.apache.axis.AxisFault.makeFault(AxisFault.java:101)
at org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:333) at org.apache.axis.strategies.InvocationStrategy.visit(InvocationStrategy.java:32) 
        at org.apache.axis.SimpleChain.doVisiting(SimpleChain.java:118)
        at org.apache.axis.SimpleChain.invoke(SimpleChain.java:83)
at org.apache.axis.handlers.soap.SOAPService.invoke(SOAPService.java:454) 
        at org.apache.axis.server.AxisServer.invoke(AxisServer.java:281)
at org.apache.axis.transport.http.QSMethodHandler.invokeEndpointFromGet(QSMethodHandler.java:129) at org.apache.axis.transport.http.QSMethodHandler.invoke(QSMethodHandler.java:94) 
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 
        at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.axis.transport.http.AxisServlet.processQuery(AxisServlet.java:1226) at org.apache.axis.transport.http.AxisServlet.doGet(AxisServlet.java:249) 
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at org.apache.axis.transport.http.AxisServletBase.service(AxisServletBase.java:327) 
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) 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:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) 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:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) 
        at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.IllegalStateException: Not initialized
at org.apache.mahout.cf.taste.web.RecommenderSingleton.getInstance(RecommenderSingleton.java:35) 
        at RecommenderService.<init>(RecommenderService.java:43)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) 
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at java.lang.Class.newInstance0(Class.java:355)
        at java.lang.Class.newInstance(Class.java:308)
at org.apache.axis.providers.java.JavaProvider.makeNewServiceObject(JavaProvider.java:385) at org.apache.axis.providers.java.JavaProvider.getNewServiceObject(JavaProvider.java:235) at org.apache.axis.providers.java.JavaProvider.getServiceObject(JavaProvider.java:105) at org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:287) 
        ... 28 more

localhost log file (startup because the query doesn't get logged there):

Feb 26, 2011 6:04:40 AM org.apache.catalina.core.ApplicationContext log
SEVERE: StandardWrapper.Throwable
java.lang.OutOfMemoryError: Java heap space
at org.apache.mahout.cf.taste.impl.common.FastByIDMap.rehash(FastByIDMap.java:283) at org.apache.mahout.cf.taste.impl.common.FastByIDMap.growAndRehash(FastByIDMap.java:272) at org.apache.mahout.cf.taste.impl.common.FastByIDMap.put(FastByIDMap.java:176) at org.apache.mahout.cf.taste.impl.recommender.slopeone.MemoryDiffStorage.processOneUser(MemoryDiffStorage.java:386) at org.apache.mahout.cf.taste.impl.recommender.slopeone.MemoryDiffStorage.buildAverageDiffs(MemoryDiffStorage.java:320) at org.apache.mahout.cf.taste.impl.recommender.slopeone.MemoryDiffStorage.<init>(MemoryDiffStorage.java:119) at org.muehlbachler.filmspiration.recommender.FilmspirationRecommender.createRecommender(FilmspirationRecommender.java:65) at org.muehlbachler.filmspiration.recommender.FilmspirationRecommender.<init>(FilmspirationRecommender.java:45) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) 
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at java.lang.Class.newInstance0(Class.java:355)
        at java.lang.Class.newInstance(Class.java:308)
at org.apache.mahout.cf.taste.web.RecommenderSingleton.<init>(RecommenderSingleton.java:51) at org.apache.mahout.cf.taste.web.RecommenderSingleton.initializeIfNeeded(RecommenderSingleton.java:42) at org.apache.mahout.cf.taste.web.RecommenderServlet.init(RecommenderServlet.java:74) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1173) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:993) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4350) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4659) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:546) at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:905) at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:740) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:500) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) at org.apache.catalina.core.StandardHost.start(StandardHost.java:785) Feb 26, 2011 6:04:40 AM org.apache.catalina.core.StandardContext loadOnStartup 
SEVERE: Servlet /filmspiration_org threw load() exception
java.lang.OutOfMemoryError: Java heap space
at org.apache.mahout.cf.taste.impl.common.FastByIDMap.rehash(FastByIDMap.java:283) at org.apache.mahout.cf.taste.impl.common.FastByIDMap.growAndRehash(FastByIDMap.java:272) at org.apache.mahout.cf.taste.impl.common.FastByIDMap.put(FastByIDMap.java:176) at org.apache.mahout.cf.taste.impl.recommender.slopeone.MemoryDiffStorage.processOneUser(MemoryDiffStorage.java:386) at org.apache.mahout.cf.taste.impl.recommender.slopeone.MemoryDiffStorage.buildAverageDiffs(MemoryDiffStorage.java:320) at org.apache.mahout.cf.taste.impl.recommender.slopeone.MemoryDiffStorage.<init>(MemoryDiffStorage.java:119) at org.muehlbachler.filmspiration.recommender.FilmspirationRecommender.createRecommender(FilmspirationRecommender.java:65) at org.muehlbachler.filmspiration.recommender.FilmspirationRecommender.<init>(FilmspirationRecommender.java:45) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) 
        at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
        at java.lang.Class.newInstance0(Class.java:355)
        at java.lang.Class.newInstance(Class.java:308)
at org.apache.mahout.cf.taste.web.RecommenderSingleton.<init>(RecommenderSingleton.java:51) at org.apache.mahout.cf.taste.web.RecommenderSingleton.initializeIfNeeded(RecommenderSingleton.java:42) at org.apache.mahout.cf.taste.web.RecommenderServlet.init(RecommenderServlet.java:74) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1173) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:993) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4350) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4659) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:546) at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:905) at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:740) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:500) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) at org.apache.catalina.core.StandardHost.start(StandardHost.java:785)
Other logs are not available and the same error occurs if I am trying to estimate a preference which is already set in the MySQL database. 



Am 26.02.2011 11:51, schrieb Sean Owen:

Hmm, I am guessing that is due to some other error, which is preventing
things from initializing. Look in your logs to find a previous error?

2011/2/26 Daniel Mühlbachler<[email protected]>


Sorry for my late answer but I jadn't the time to test it but after
recompiling, repackagin and redeploying I get this error after trying to
estimate a preference:

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