[jboss-user] [Performance Tuning] - Re: 100% CPU usage with lots of memory

[DeanoUK]

And now this, only some minutes after a restart:

[Unloading class sun.reflect.GeneratedMethodAccessor750]
  |  5015999K->5004634K(5126528K), 15.0047050 secs]
  | [19 Mar 2008 14:00:38] ERROR org.apache.catalina.core.ContainerBase.[jboss.web].[localhost].[/csi].[default]  - Servlet.service() for servlet default threw exception
  | java.lang.OutOfMemoryError: GC overhead limit exceeded
  |         at org.hibernate.util.ArrayHelper.slice(ArrayHelper.java:114)
  |         at org.hibernate.type.ComponentType.hydrate(ComponentType.java:559)
  |         at org.hibernate.type.ComponentType.nullSafeGet(ComponentType.java:275)
  |         at org.hibernate.loader.Loader.getKeyFromResultSet(Loader.java:1097)
  |         at org.hibernate.loader.Loader.getRowFromResultSet(Loader.java:565)
  |         at org.hibernate.loader.Loader.doQuery(Loader.java:701)
  |         at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
  |         at org.hibernate.loader.Loader.doList(Loader.java:2220)
  |         at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104)
  |         at org.hibernate.loader.Loader.list(Loader.java:2099)
  |         at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
  |         at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
  |         at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
  |         at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
  |         at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  |         at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:66)
  |         at com.msp.ejb.csi.admin.performancereport.scoring.persistance.ScoringSessionFacadeBean.getAllDealerPerfRepQuestionSectionCopies(ScoringSessionFacadeBean.java:141)
  |         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.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:112)
  |         at org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:166)
  |         at org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63)
  |         at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  |         at org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54)
  |         at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  |         at org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)
  |         at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  |         at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:126)
  |         at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:195)
  |         at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
  | [Full GC 5015999K->5001537K(5126528K), 10.3796170 secs]
  | [Full GC 5015999K->5005969K(5126528K), 10.3035780 secs]
  | [Full GC[Unloading class sun.reflect.GeneratedMethodAccessor704]
  | [Unloading class sun.reflect.GeneratedMethodAccessor708]
  | [Unloading class sun.reflect.GeneratedMethodAccessor702]
  | [Unloading class sun.reflect.GeneratedMethodAccessor703]
  | [Unloading class sun.reflect.GeneratedMethodAccessor705]
  | [Unloading class sun.reflect.GeneratedMethodAccessor707]
  | [Unloading class sun.reflect.GeneratedSerializationConstructorAccessor256]
  |  5015999K->5010260K(5126528K), 10.3110000 secs]
  | [Full GC[Unloading class sun.reflect.GeneratedSerializationConstructorAccessor252]
  | 

View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4137757#4137757

Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4137757