[STRATOS-482] Array index out of range Error in LoadBalancerStatisticsCollector

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.0.0 Alpha
• Assignee: Imesh Gunaratne
• Reporter: Imesh Gunaratne
• Created: 27/Feb/14 03:33
• Updated: 27/Feb/14 07:13
• Resolved: 27/Feb/14 07:06

Description

The following error was raised while executing a load test against the load balancer:

[2014-02-26 21:49:34,717] ERROR - ResponseInterceptor Could not decrement in-flight request count
java.lang.ArrayIndexOutOfBoundsException: Array index out of range: 146
at java.util.Vector.remove(Vector.java:777)
at org.apache.stratos.load.balancer.statistics.LoadBalancerStatisticsCollector.removeAnInFlightRequest(LoadBalancerStatisticsCollector.java:133)
at org.apache.stratos.load.balancer.mediators.ResponseInterceptor.mediate(ResponseInterceptor.java:41)
at org.apache.synapse.mediators.ext.ClassMediator.mediate(ClassMediator.java:78)
at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)
at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)
at org.apache.synapse.mediators.filters.OutMediator.mediate(OutMediator.java:61)
at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)
at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)
at org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)
at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:228)
at org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:486)
at org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:170)
at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
at org.apache.synapse.transport.passthru.ClientWorker.run(ClientWorker.java:225)
at org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:662)