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https://issues.apache.org/jira/browse/STRATOS-481?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Imesh Gunaratne resolved STRATOS-481.
-------------------------------------
Resolution: Fixed
Removed local reference to cache manager in LoadBalancerCache.
Changes committed with commit revision 53f1fc8bfb8eb417bd6f53d1b0d9bd435a60ac44.
> class endpoint Exception after a load test
> ------------------------------------------
>
> Key: STRATOS-481
> URL: https://issues.apache.org/jira/browse/STRATOS-481
> Project: Stratos
> Issue Type: Bug
> Components: Load Balancer
> Affects Versions: 4.0.0 Alpha
> Reporter: Udara Liyanage
> Assignee: Imesh Gunaratne
>
> [2014-02-25 21:50:01,065] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:50:16,065] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:50:16,066] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:50:31,066] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:50:31,066] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:50:46,066] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:50:46,067] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:51:01,067] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:51:01,067] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:51:16,067] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:51:16,067] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:51:31,068] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:51:31,068] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:51:46,068] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:51:46,068] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:52:01,069] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:52:01,069] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:52:16,069] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:52:16,069] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:52:31,070] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:52:31,070] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:52:38,239] DEBUG - SynapseMessageReceiver Synapse received a
> new message for message mediation...
> [2014-02-25 21:52:38,239] DEBUG - SynapseMessageReceiver Received To:
> /www/test2.php
> [2014-02-25 21:52:38,239] DEBUG - SynapseMessageReceiver SOAPAction: null
> [2014-02-25 21:52:38,239] DEBUG - SynapseMessageReceiver WSA-Action: null
> [2014-02-25 21:52:38,239] DEBUG - Axis2SynapseEnvironment Injecting
> MessageContext
> [2014-02-25 21:52:38,239] DEBUG - Axis2SynapseEnvironment Using Main Sequence
> for injected message
> [2014-02-25 21:52:38,239] DEBUG - SequenceMediator Start : Sequence <main>
> [2014-02-25 21:52:38,239] DEBUG - SequenceMediator Setting the onError
> handler : fault for the sequence : main
> [2014-02-25 21:52:38,239] DEBUG - SequenceMediator Sequence
> <SequenceMediator> :: mediate()
> [2014-02-25 21:52:38,239] DEBUG - SequenceMediator Mediation started from
> mediator position : 0
> [2014-02-25 21:52:38,239] DEBUG - InMediator Start : In mediator
> [2014-02-25 21:52:38,239] DEBUG - InMediator Current message is incoming -
> executing child mediators
> [2014-02-25 21:52:38,239] DEBUG - InMediator Sequence <InMediator> ::
> mediate()
> [2014-02-25 21:52:38,239] DEBUG - InMediator Mediation started from mediator
> position : 0
> [2014-02-25 21:52:38,239] DEBUG - PropertyMediator Start : Property mediator
> [2014-02-25 21:52:38,239] DEBUG - PropertyMediator Setting property :
> SERVICE_PREFIX at scope : default to : http://10.142.214.25:8280/ (i.e.
> result of expression : $axis2:SERVICE_PREFIX)
> [2014-02-25 21:52:38,239] DEBUG - PropertyMediator End : Property mediator
> [2014-02-25 21:52:38,239] DEBUG - SendMediator Start : Send mediator
> [2014-02-25 21:52:38,239] DEBUG - ClassEndpoint Start sending message
> [2014-02-25 21:52:38,239] DEBUG - HttpSessionDispatcher Extracted Host Name :
> pak.isuruh.lk
> [2014-02-25 21:52:38,239] DEBUG - HttpSessionDispatcher Endpoint Address :
> /www/test2.php
> [2014-02-25 21:52:38,239] DEBUG - HttpSessionDispatcher Content Type : null
> [2014-02-25 21:52:38,239] DEBUG - HttpSessionDispatcher A request received
> with the Host Name : pak.isuruh.lk:8280
> [2014-02-25 21:52:38,240] DEBUG - HttpSessionDispatcher Couldn't find the
> Cookie header to find the session
> [2014-02-25 21:52:38,240] DEBUG - HttpSessionDispatcher Did not find a
> session info obj.
> [2014-02-25 21:52:38,240] DEBUG - TenantAwareLoadBalanceEndpoint
> Multi-tenancy enabled, scanning URL for tenant...
> [2014-02-25 21:52:38,240] DEBUG - TenantAwareLoadBalanceEndpoint Request URL:
> /www/test2.php
> [2014-02-25 21:52:38,240] DEBUG - TenantAwareLoadBalanceEndpoint Tenant
> identifier regex: t/([^/]*)/
> [2014-02-25 21:52:38,240] DEBUG - TenantAwareLoadBalanceEndpoint Tenant
> identifier not found in URL
> [2014-02-25 21:52:38,240] WARN - SynapseMessageReceiver Executing fault
> handler due to exception encountered
> [2014-02-25 21:52:38,242] WARN - FaultHandler ERROR_CODE : 0
> [2014-02-25 21:52:38,242] WARN - FaultHandler ERROR_MESSAGE : Error occured
> when execute the class endpoint
> [2014-02-25 21:52:38,242] WARN - FaultHandler ERROR_DETAIL :
> org.apache.synapse.SynapseException: Error occured when execute the class
> endpoint
> at
> org.apache.synapse.endpoints.ClassEndpoint.send(ClassEndpoint.java:89)
> at
> org.apache.synapse.mediators.builtin.SendMediator.mediate(SendMediator.java:97)
> 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.InMediator.mediate(InMediator.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.SynapseMessageReceiver.receive(SynapseMessageReceiver.java:83)
> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
> at
> org.apache.synapse.transport.passthru.ServerWorker.processNonEntityEnclosingRESTHandler(ServerWorker.java:336)
> at
> org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:168)
> at
> org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:722)
> Caused by: java.lang.NullPointerException
> at
> org.apache.stratos.load.balancer.cache.LoadBalancerCache.getInteger(LoadBalancerCache.java:121)
> at
> org.apache.stratos.load.balancer.cache.AlgorithmContextCache.getCurrentMemberIndex(AlgorithmContextCache.java:43)
> at
> org.apache.stratos.load.balancer.algorithm.AlgorithmContext.getCurrentMemberIndex(AlgorithmContext.java:47)
> at
> org.apache.stratos.load.balancer.algorithm.RoundRobin.getNextMember(RoundRobin.java:53)
> at
> org.apache.stratos.load.balancer.RequestDelegator.findNextMemberInCluster(RequestDelegator.java:99)
> at
> org.apache.stratos.load.balancer.RequestDelegator.findNextMemberFromHostName(RequestDelegator.java:54)
> at
> org.apache.stratos.load.balancer.endpoint.TenantAwareLoadBalanceEndpoint.findNextMember(TenantAwareLoadBalanceEndpoint.java:216)
> at
> org.apache.stratos.load.balancer.endpoint.TenantAwareLoadBalanceEndpoint.send(TenantAwareLoadBalanceEndpoint.java:124)
> at
> org.apache.synapse.endpoints.ClassEndpoint.send(ClassEndpoint.java:87)
> ... 16 more
> [2014-02-25 21:52:38,242] WARN - FaultHandler ERROR_EXCEPTION :
> org.apache.synapse.SynapseException: Error occured when execute the class
> endpoint
> [2014-02-25 21:52:38,242] WARN - FaultHandler FaultHandler :
> org.apache.synapse.mediators.MediatorFaultHandler@59f91f38
> [2014-02-25 21:52:38,242] WARN - MediatorFaultHandler Executing fault
> handler mediator : fault
> [2014-02-25 21:52:38,242] DEBUG - SequenceMediator Start : Sequence <fault>
> [2014-02-25 21:52:38,242] DEBUG - SequenceMediator Sequence
> <SequenceMediator> :: mediate()
> [2014-02-25 21:52:38,242] DEBUG - SequenceMediator Mediation started from
> mediator position : 0
> [2014-02-25 21:52:38,242] DEBUG - ScriptMediator Start : Script mediator
> [2014-02-25 21:52:38,242] DEBUG - ScriptMediator Scripting language : js
> source : specified inline function : mediate
> [2014-02-25 21:52:38,246] DEBUG - ScriptMediator End : Script mediator return
> value : true
> [2014-02-25 21:52:38,246] DEBUG - SwitchMediator Start : Switch mediator
> [2014-02-25 21:52:38,246] DEBUG - SwitchMediator XPath :
> get-property('ERROR_CODE') evaluates to : 0
> [2014-02-25 21:52:38,247] DEBUG - SwitchMediator None of the switch cases
> matched - executing default
> [2014-02-25 21:52:38,247] DEBUG - AnonymousListMediator Sequence
> <AnonymousListMediator> :: mediate()
> [2014-02-25 21:52:38,247] DEBUG - AnonymousListMediator Mediation started
> from mediator position : 0
> [2014-02-25 21:52:38,247] DEBUG - PropertyMediator Start : Property mediator
> [2014-02-25 21:52:38,247] DEBUG - PropertyMediator Setting property : HTTP_SC
> at scope : axis2 to : 500 (i.e. constant : 500)
> [2014-02-25 21:52:38,247] DEBUG - PropertyMediator End : Property mediator
> [2014-02-25 21:52:38,247] DEBUG - PropertyMediator Start : Property mediator
> [2014-02-25 21:52:38,247] DEBUG - PropertyMediator Removing property :
> NO_ENTITY_BODY (scope:axis2)
> [2014-02-25 21:52:38,247] DEBUG - PropertyMediator End : Property mediator
> [2014-02-25 21:52:38,248] DEBUG - HeaderMediator Start : Header mediator
> [2014-02-25 21:52:38,248] DEBUG - HeaderMediator Removing SOAP Header : To
> [2014-02-25 21:52:38,248] DEBUG - HeaderMediator End : Header mediator
> [2014-02-25 21:52:38,248] DEBUG - PropertyMediator Start : Property mediator
> [2014-02-25 21:52:38,248] DEBUG - PropertyMediator Setting property :
> RESPONSE at scope : default to : true (i.e. constant : true)
> [2014-02-25 21:52:38,248] DEBUG - PropertyMediator End : Property mediator
> [2014-02-25 21:52:38,248] DEBUG - PropertyMediator Start : Property mediator
> [2014-02-25 21:52:38,248] DEBUG - PropertyMediator Setting property :
> messageType at scope : axis2 to : text/html (i.e. constant : text/html)
> [2014-02-25 21:52:38,249] DEBUG - PropertyMediator End : Property mediator
> [2014-02-25 21:52:38,249] DEBUG - PropertyMediator Start : Property mediator
> [2014-02-25 21:52:38,249] DEBUG - PropertyMediator Setting property :
> contentType at scope : axis2 to : text/html (i.e. constant : text/html)
> [2014-02-25 21:52:38,249] DEBUG - PropertyMediator End : Property mediator
> [2014-02-25 21:52:38,249] DEBUG - SendMediator Start : Send mediator
> [2014-02-25 21:52:38,249] DEBUG - SendMediator Sending response message using
> implicit message properties..
> Sending To: null
> SOAPAction: null
> [2014-02-25 21:52:38,250] DEBUG - SendMediator End : Send mediator
> [2014-02-25 21:52:38,250] DEBUG - SequenceMediator End : Sequence <fault>
> [2014-02-25 21:52:46,070] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:52:46,072] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
> [2014-02-25 21:53:01,072] DEBUG - LoadBalancerStatisticsNotifier Publishing
> load balancer statistics
> [2014-02-25 21:53:01,072] DEBUG - LoadBalancerStatisticsNotifier In-flight
> request count published to cep: [cluster-id] pak.php.domain
> [network-partition] ec2 [value] 0
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