reka thirunavukkarasu created STRATOS-210:
---------------------------------------------
Summary: Error while starting Autoscaler with the default policy:
economyPolicy
Key: STRATOS-210
URL: https://issues.apache.org/jira/browse/STRATOS-210
Project: Stratos
Issue Type: Bug
Affects Versions: 4.0.0 M2
Environment: The following error is not reproducible consistently. But
i got this error several times when i start Autoscaler. Due to this error, Auto
scaler is not usable after that..
2013-11-14 06:02:19,565] ERROR
{org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator} - Rule evaluate
error
org.drools.RuntimeDroolsException:
$clusterContext.getPartitionCount($partition.getId()) <
$partition.getPartitionMembersMin() : [Error:
$clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:119)
at
org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:176)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.doPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:232)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.createAndPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:116)
at
org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:154)
at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59)
at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235)
at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847)
at
org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269)
at
org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator.evaluate(AutoscalerRuleEvaluator.java:81)
at
org.apache.stratos.autoscaler.rule.ExecutorTaskScheduler$1.run(ExecutorTaskScheduler.java:60)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Caused by: [Error: $clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:416)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.optimizeAccessor(ReflectiveAccessorOptimizer.java:143)
at org.mvel2.ast.ASTNode.optimize(ASTNode.java:159)
at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:115)
at
org.mvel2.ast.BinaryOperation.getReducedValueAccelerated(BinaryOperation.java:108)
at org.mvel2.MVELRuntime.execute(MVELRuntime.java:85)
at
org.mvel2.compiler.CompiledExpression.getDirectValue(CompiledExpression.java:123)
at
org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:119)
at
org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:113)
at org.mvel2.MVEL.executeExpression(MVEL.java:930)
at
org.drools.base.mvel.MVELEvalExpression.evaluate(MVELEvalExpression.java:101)
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114)
... 37 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:1104)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:987)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:377)
... 48 more
Caused by: java.lang.NullPointerException
at
org.apache.stratos.autoscaler.ClusterContext.getPartitionCount(ClusterContext.java:157)
... 55 more
[2013-11-14 06:02:34,570] ERROR
{org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator} - Rule evaluate
error
org.drools.RuntimeDroolsException:
$clusterContext.getPartitionCount($partition.getId()) <
$partition.getPartitionMembersMin() : [Error:
$clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:119)
at
org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:176)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.doPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:232)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.createAndPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:116)
at
org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:154)
at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59)
at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235)
at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847)
at
org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269)
at
org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator.evaluate(AutoscalerRuleEvaluator.java:81)
at
org.apache.stratos.autoscaler.rule.ExecutorTaskScheduler$1.run(ExecutorTaskScheduler.java:60)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Caused by: [Error: $clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:416)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.optimizeAccessor(ReflectiveAccessorOptimizer.java:143)
at org.mvel2.ast.ASTNode.optimize(ASTNode.java:159)
at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:115)
at
org.mvel2.ast.BinaryOperation.getReducedValueAccelerated(BinaryOperation.java:108)
at org.mvel2.MVELRuntime.execute(MVELRuntime.java:85)
at
org.mvel2.compiler.CompiledExpression.getDirectValue(CompiledExpression.java:123)
at
org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:119)
at org.mvel2.MVEL.executeExpression(MVEL.java:930)
at
org.drools.base.mvel.MVELEvalExpression.evaluate(MVELEvalExpression.java:101)
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114)
... 37 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:1104)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:987)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:377)
... 47 more
Caused by: java.lang.NullPointerException
at
org.apache.stratos.autoscaler.ClusterContext.getPartitionCount(ClusterContext.java:157)
... 54 more
[2013-11-14 06:02:49,575] ERROR
{org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator} - Rule evaluate
error
org.drools.RuntimeDroolsException:
$clusterContext.getPartitionCount($partition.getId()) <
$partition.getPartitionMembersMin() : [Error:
$clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:119)
at
org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:176)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.doPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:232)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.createAndPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:116)
at
org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:154)
at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59)
at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235)
at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847)
at
org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269)
at
org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator.evaluate(AutoscalerRuleEvaluator.java:81)
at
org.apache.stratos.autoscaler.rule.ExecutorTaskScheduler$1.run(ExecutorTaskScheduler.java:60)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Caused by: [Error: $clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:416)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.optimizeAccessor(ReflectiveAccessorOptimizer.java:143)
at org.mvel2.ast.ASTNode.optimize(ASTNode.java:159)
at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:115)
at
org.mvel2.ast.BinaryOperation.getReducedValueAccelerated(BinaryOperation.java:108)
at org.mvel2.MVELRuntime.execute(MVELRuntime.java:85)
at
org.mvel2.compiler.CompiledExpression.getDirectValue(CompiledExpression.java:123)
at
org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:119)
at org.mvel2.MVEL.executeExpression(MVEL.java:930)
at
org.drools.base.mvel.MVELEvalExpression.evaluate(MVELEvalExpression.java:101)
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114)
... 37 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:1104)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:987)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:377)
... 47 more
Caused by: java.lang.NullPointerException
at
org.apache.stratos.autoscaler.ClusterContext.getPartitionCount(ClusterContext.java:157)
... 54 more
[2013-11-14 06:03:04,578] ERROR
{org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator} - Rule evaluate
error
org.drools.RuntimeDroolsException:
$clusterContext.getPartitionCount($partition.getId()) <
$partition.getPartitionMembersMin() : [Error:
$clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:119)
at
org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:176)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at
org.drools.reteoo.FromNode.checkConstraintsAndPropagate(FromNode.java:333)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:164)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.doPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:232)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.createAndPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:116)
at
org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:154)
at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59)
at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235)
at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847)
at
org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269)
at
org.apache.stratos.autoscaler.rule.AutoscalerRuleEvaluator.evaluate(AutoscalerRuleEvaluator.java:81)
at
org.apache.stratos.autoscaler.rule.ExecutorTaskScheduler$1.run(ExecutorTaskScheduler.java:60)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Caused by: [Error: $clusterContext.getPartitionCount($partition.getId()): null]
[Near : {... $clusterContext.getPartitionCo ....}]
^
[Line: 1, Column: 1]
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:416)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.optimizeAccessor(ReflectiveAccessorOptimizer.java:143)
at org.mvel2.ast.ASTNode.optimize(ASTNode.java:159)
at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:115)
at
org.mvel2.ast.BinaryOperation.getReducedValueAccelerated(BinaryOperation.java:108)
at org.mvel2.MVELRuntime.execute(MVELRuntime.java:85)
at
org.mvel2.compiler.CompiledExpression.getDirectValue(CompiledExpression.java:123)
at
org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:119)
at org.mvel2.MVEL.executeExpression(MVEL.java:930)
at
org.drools.base.mvel.MVELEvalExpression.evaluate(MVELEvalExpression.java:101)
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114)
... 37 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:1104)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getMethod(ReflectiveAccessorOptimizer.java:987)
at
org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:377)
... 47 more
Caused by: java.lang.NullPointerException
at
org.apache.stratos.autoscaler.ClusterContext.getPartitionCount(ClusterContext.java:157)
... 54 more
Reporter: reka thirunavukkarasu
Assignee: Melan Nimesh
Fix For: 4.0.0 M3
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