On Mon, Dec 7, 2015 at 4:09 PM, Akila Ravihansa Perera <raviha...@wso2.com>
wrote:

> Hi,
>
> I've fixed the warning message with commit [1]. The root cause is CC will
> throw an exception if the member instance id is null in the member
> termination flow. But the lock is acquired after the exception is thrown.
> Therefore it will never reach to the point where lock is acquired. I've
> fixed it by moving locking/topology reading related code to a separate
> try-finally block.
>
> Note that this will only fix the System warning message. I'm currently
> working on a fix for member termination issue. Will start a separate thread
> for that.
>
>
> @Sajith: you wouldn't  experience this in mock iaas since members become
> initialized within milliseconds. But that's not the case with EC2/OpenStack
> etc.
>
>
We may need to introduce a configurable "delay" (Thread sleep) to mock iaas
operations for make it more realistic with actual iaases instance creation
process.


> [1]
> https://github.com/apache/stratos/commit/bb22134fbbe3232b5e0a20943c30d2cfc5b55322
>
> Thanks.
>
> On Mon, Dec 7, 2015 at 3:30 PM, Sajith Kariyawasam <saj...@wso2.com>
> wrote:
>
>> Did anyone of you able to reproduce this? I was trying with mock iaas,
>> but I didn't encounter this error
>>
>> On Sun, Dec 6, 2015 at 9:02 PM, Gayan Gunarathne <gay...@wso2.com> wrote:
>>
>>>
>>>
>>> On Sun, Dec 6, 2015 at 10:47 AM, Isuru Haththotuwa <isu...@apache.org>
>>> wrote:
>>>
>>>> Hi Akila,
>>>>
>>>> On Sun, Dec 6, 2015 at 10:26 AM, Akila Ravihansa Perera <
>>>> raviha...@wso2.com> wrote:
>>>>
>>>>> Hi Isuru,
>>>>>
>>>>> While I agree that it is hard to handle scenarios like this in Stratos
>>>>> given the current architecture and design, I believe pitfalls like this
>>>>> could end up being a huge overhead for its users. Not only they would have
>>>>> to maintain a PaaS but they will also have to monitor the logs or IaaS
>>>>> level dashboard and manually kill instances whenever Stratos fails to do
>>>>> so? Perhaps we need to rethink on the whole architecture?
>>>>>
>>>> IMHO we need to consider the probability of this happening; for an
>>>> example, in this case, whether users will try to deploy an application and
>>>> undeploy it again right at the next moment. Even in such cases, if we leave
>>>> a more meaningful log it should be enough, and Imesh mentioned..
>>>>
>>>
>>> Event it is instance id is blank, this seems to be a issue with
>>> acquiring and releasing the locks in our thread model.IMO we need to handle
>>> that. I think we need to first identify which thread is try to release the
>>> write lock which acquired by another thread.
>>> I think we may able to reproduce this in the mock iaas by setting the
>>> instance id to blank.Also if we print the get context class loader in
>>> releaseWriteLock as a debug log I think we can get the exact thread which
>>> causing this issue. Will check on those points.
>>>
>>> @Akila , Did you able to reproduce this regularly?
>>>
>>>>
>>>>> As a short term solutions, perhaps we could wait for a certain amount
>>>>> of time until the member is initialized in the member termination flow.
>>>>>
>>>>> +1 to go for 4.1.5-rc3.
>>>>>
>>>>> Thanks.
>>>>>
>>>> +1 for 4.1.5-RC3.
>>>>
>>>>>
>>>>> On Sun, Dec 6, 2015 at 9:45 AM, Imesh Gunaratne <im...@apache.org>
>>>>> wrote:
>>>>>
>>>>>> Yes I agree with Isuru, however we should be able to raise a more
>>>>>> meaningful error message in a such situation. If an instance has not
>>>>>> initialized at the time the termination call is made, we should be able 
>>>>>> to
>>>>>> tell that to the end user clearly.
>>>>>>
>>>>>> [2015-12-06 00:29:51,337]  WARN
>>>>>> {org.apache.stratos.common.concurrent.locks.ReadWriteLock} -  System
>>>>>> warning! Trying to release a lock which has not been taken by the same
>>>>>> thread: [lock-name] topology-manager [thread-id] 214 [thread-name]
>>>>>> http-nio-9443-exec-17
>>>>>>
>>>>>> Regarding the above warning message, we added it purposely to track
>>>>>> situations where threads try to release locks while they have not been
>>>>>> acquired by the same thread. If this happens there is a slight 
>>>>>> possibility
>>>>>> to some functionality to not work properly.
>>>>>>
>>>>>> If we are to list down the issues we identified in this release
>>>>>> candidate:
>>>>>>
>>>>>>    - SNAPSHOT versions available in docker files
>>>>>>    - Thrift client configuration file not being up to date in load
>>>>>>    balancer extensions
>>>>>>    - CEP extension distribution issue
>>>>>>    - A validation to handle member termination logic when the given
>>>>>>    member has not initiatlized
>>>>>>    - doap_Stratos.rdf file was not up to date with release versions
>>>>>>
>>>>>> Considering all of the above +1 to cancel this vote and go for
>>>>>> 4.1.5-rc3.
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>> On Sun, Dec 6, 2015 at 9:16 AM, Isuru Haththotuwa <isu...@apache.org>
>>>>>> wrote:
>>>>>>
>>>>>>> On Sun, Dec 6, 2015 at 12:37 AM, Akila Ravihansa Perera <
>>>>>>> raviha...@wso2.com> wrote:
>>>>>>>
>>>>>>>> I tried to deploy an application on EC2 and immediately undeployed
>>>>>>>> it which caused the following exception. Also the EC2 instance did not 
>>>>>>>> get
>>>>>>>> terminated. Noticed the following warning in the log;
>>>>>>>>
>>>>>>>> [2015-12-06 00:29:51,337]  WARN
>>>>>>>> {org.apache.stratos.common.concurrent.locks.ReadWriteLock} -  System
>>>>>>>> warning! Trying to release a lock which has not been taken by the same
>>>>>>>> thread: [lock-name] topology-manager [thread-id] 214 [thread-name]
>>>>>>>> http-nio-9443-exec-17
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> [2015-12-06 00:29:51,309]  INFO
>>>>>>>> {org.apache.stratos.autoscaler.client.AutoscalerCloudControllerClient} 
>>>>>>>> -
>>>>>>>>  Terminating instance via cloud controller: [member]
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain5545861a-0a1b-4532-830e-1c9beb2d8545
>>>>>>>> [2015-12-06 00:29:51,313] ERROR
>>>>>>>> {org.apache.stratos.cloud.controller.services.impl.CloudControllerServiceImpl}
>>>>>>>> -  Could not terminate instance, instance id is blank: [member-id]
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain5545861a-0a1b-4532-830e-1c9beb2d8545
>>>>>>>> , removing member from topology...
>>>>>>>> [2015-12-06 00:29:51,319]  INFO
>>>>>>>> {org.apache.stratos.cloud.controller.messaging.publisher.TopologyEventPublisher}
>>>>>>>> -  Publishing member terminated event: [service-name] php-ec2 
>>>>>>>> [cluster-id]
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain
>>>>>>>> [cluster-instance-id] single-cartridge-app-ec2-1 [member-id]
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain5545861a-0a1b-4532-830e-1c9beb2d8545
>>>>>>>> [network-partition-id] network-partition-ec2 [partition-id] partition-1
>>>>>>>> [group-id] null
>>>>>>>> [2015-12-06 00:29:51,326]  INFO
>>>>>>>> {org.apache.stratos.messaging.message.processor.topology.MemberTerminatedMessageProcessor}
>>>>>>>> -  Member terminated: [service] php-ec2 [cluster]
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain [member]
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain5545861a-0a1b-4532-830e-1c9beb2d8545
>>>>>>>> [2015-12-06 00:29:51,326]  WARN
>>>>>>>> {org.apache.stratos.autoscaler.monitor.cluster.ClusterMonitor} -  
>>>>>>>> Obsolete
>>>>>>>> member has either been terminated or its obsolete time out has expired 
>>>>>>>> and
>>>>>>>> it is removed from obsolete members list:
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain5545861a-0a1b-4532-830e-1c9beb2d8545
>>>>>>>> [2015-12-06 00:29:51,327]  INFO
>>>>>>>> {org.apache.stratos.autoscaler.status.processor.cluster.ClusterStatusTerminatedProcessor}
>>>>>>>> -  Publishing Cluster terminated event for [application]:
>>>>>>>> single-cartridge-app-ec2 [cluster]:
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain
>>>>>>>> [2015-12-06 00:29:51,335]  INFO
>>>>>>>> {org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder}
>>>>>>>>  -
>>>>>>>>  Cluster Terminated adding status started for and removing the cluster
>>>>>>>> instancesingle-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain
>>>>>>>> *[2015-12-06 00:29:51,337]  WARN
>>>>>>>> {org.apache.stratos.common.concurrent.locks.ReadWriteLock} -  System
>>>>>>>> warning! Trying to release a lock which has not been taken by the same
>>>>>>>> thread: [lock-name] topology-manager [thread-id] 214 [thread-name]
>>>>>>>> http-nio-9443-exec-17*
>>>>>>>> [2015-12-06 00:29:51,346]  INFO
>>>>>>>> {org.apache.stratos.cloud.controller.messaging.publisher.TopologyEventPublisher}
>>>>>>>> -  Publishing Cluster terminated event: [application-id]
>>>>>>>> single-cartridge-app-ec2 [cluster id]
>>>>>>>> single-cartridge-app-ec2.my-php-app-ec2.php-ec2.domain [instance-id]
>>>>>>>> single-cartridge-app-ec2-1
>>>>>>>> [2015-12-06 00:29:51,348] ERROR
>>>>>>>> {org.apache.stratos.autoscaler.rule.RuleTasksDelegator} -  Cannot 
>>>>>>>> terminate
>>>>>>>> instance
>>>>>>>> org.apache.stratos.cloud.controller.stub.CloudControllerServiceCloudControllerExceptionException:
>>>>>>>> CloudControllerServiceCloudControllerExceptionException
>>>>>>>> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
>>>>>>>> Method)
>>>>>>>> at
>>>>>>>> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
>>>>>>>> at
>>>>>>>> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
>>>>>>>> at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
>>>>>>>> at java.lang.Class.newInstance(Class.java:379)
>>>>>>>> at
>>>>>>>> org.apache.stratos.cloud.controller.stub.CloudControllerServiceStub.terminateInstance(CloudControllerServiceStub.java:8660)
>>>>>>>> at
>>>>>>>> org.apache.stratos.autoscaler.client.AutoscalerCloudControllerClient.terminateInstance(AutoscalerCloudControllerClient.java:203)
>>>>>>>> at
>>>>>>>> org.apache.stratos.autoscaler.rule.RuleTasksDelegator.terminateObsoleteInstance(RuleTasksDelegator.java:295)
>>>>>>>> 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.nodes.MethodAccessor.getValue(MethodAccessor.java:48)
>>>>>>>> at
>>>>>>>> org.mvel2.optimizers.impl.refl.nodes.VariableAccessor.getValue(VariableAccessor.java:37)
>>>>>>>> at
>>>>>>>> org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.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.MVELConsequence.evaluate(MVELConsequence.java:104)
>>>>>>>> at
>>>>>>>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1287)
>>>>>>>> at
>>>>>>>> org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:1221)
>>>>>>>> at
>>>>>>>> org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1456)
>>>>>>>> at
>>>>>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:710)
>>>>>>>> at
>>>>>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:674)
>>>>>>>> at
>>>>>>>> org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:230)
>>>>>>>> at
>>>>>>>> org.apache.stratos.autoscaler.monitor.cluster.ClusterMonitor.evaluate(ClusterMonitor.java:472)
>>>>>>>> at
>>>>>>>> org.apache.stratos.autoscaler.monitor.cluster.ClusterMonitor.access$200(ClusterMonitor.java:86)
>>>>>>>> at
>>>>>>>> org.apache.stratos.autoscaler.monitor.cluster.ClusterMonitor$2.run(ClusterMonitor.java:444)
>>>>>>>> at
>>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>>>>>>>> at
>>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>>>>>>>> at java.lang.Thread.run(Thread.java:745)
>>>>>>>> [2015-12-06 00:29:51,356]  INFO
>>>>>>>> {org.apache.stratos.autoscaler.event.receiver.topology.AutoscalerTopologyEventReceiver}
>>>>>>>> -  [ClusterTerminatedEvent] Received: class
>>>>>>>> org.apache.stratos.messaging.event.topology.ClusterInstanceTerminatedEvent
>>>>>>>> [2015-12-06 00:29:51,356]  INFO
>>>>>>>> {org.apache.stratos.autoscaler.status.processor.group.GroupStatusTerminatedProcessor}
>>>>>>>> -  Sending application instance terminated for [application]
>>>>>>>> single-cartridge-app-ec2 [instance] single-cartridge-app-ec2-1
>>>>>>>>
>>>>>>>
>>>>>>> Looking at the logs, it seems that the instance id has been null
>>>>>>> when the CC tries to terminate the instance, in the terminateInstance
>>>>>>> method. The instance id is returned with NodeMetadata when an instance 
>>>>>>> is
>>>>>>> created in EC2. Maybe the instance id is null since the termination was
>>>>>>> started at the same moment in which the call to start the instance [1] 
>>>>>>> is
>>>>>>> happening. In such cases the member is removed from the Topology and
>>>>>>> therefore the only option is to manually terminate it from the IaaS. 
>>>>>>> IMHO
>>>>>>> such scenarios are difficult to handle from Stratos side. If the member 
>>>>>>> is
>>>>>>> correctly removed from the Topology, then it should be fine.
>>>>>>>
>>>>>>> [1]. computeService.createNodesInGroup
>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On Sun, Dec 6, 2015 at 12:20 AM, Akila Ravihansa Perera <
>>>>>>>> raviha...@wso2.com> wrote:
>>>>>>>>
>>>>>>>>> We have few issues in Docker scripts. There are some SNAPSHOT
>>>>>>>>> references [1, 2] which breaks Docker images.
>>>>>>>>>
>>>>>>>>> [1]
>>>>>>>>> https://github.com/apache/stratos/blob/4.1.5-rc2/tools/docker-images/cartridge-docker-images/base-image/Dockerfile#L25
>>>>>>>>>
>>>>>>>>> [2]
>>>>>>>>> https://github.com/apache/stratos/blob/4.1.5-rc2/tools/docker-images/cartridge-docker-images/base-image/files/run#L29
>>>>>>>>>
>>>>>>>>> On Sat, Dec 5, 2015 at 8:02 PM, Gayan Gunarathne <gay...@wso2.com>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> Modify it as 4.1.5-rc2
>>>>>>>>>>
>>>>>>>>>> Thanks,
>>>>>>>>>> Gayan
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Sat, Dec 5, 2015 at 12:04 PM, Akila Ravihansa Perera <
>>>>>>>>>> raviha...@wso2.com> wrote:
>>>>>>>>>>
>>>>>>>>>>> Hi Gayan,
>>>>>>>>>>>
>>>>>>>>>>> The vote is for the tag, not the binaries. Therefore we need to
>>>>>>>>>>> tag the code in order to vote.
>>>>>>>>>>>
>>>>>>>>>>> Also we do not tag with a release version (4.1.5) until the vote
>>>>>>>>>>> has passed.
>>>>>>>>>>>
>>>>>>>>>>> Could you please fix it?
>>>>>>>>>>>
>>>>>>>>>>> Thanks.
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Friday, 4 December 2015, Imesh Gunaratne <im...@apache.org>
>>>>>>>>>>> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Hi Gayan,
>>>>>>>>>>>>
>>>>>>>>>>>> I do not see the 4.1.5-rc2 tag, have we created it as 4.1.5?
>>>>>>>>>>>>
>>>>>>>>>>>> Thanks
>>>>>>>>>>>>
>>>>>>>>>>>> On Thu, Dec 3, 2015 at 10:01 AM, Gayan Gunarathne <
>>>>>>>>>>>> gay...@wso2.com> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> Hi All,
>>>>>>>>>>>>>
>>>>>>>>>>>>> This thread is for discussion of the second release candidate
>>>>>>>>>>>>> for Apache Stratos 4.1.5. Please use this thread for
>>>>>>>>>>>>> discussion of issues uncovered in the RC, questions you may
>>>>>>>>>>>>> have about the RC, etc.
>>>>>>>>>>>>>
>>>>>>>>>>>>> The RC release packs could be found here [1]. A git tag (4.1.5)
>>>>>>>>>>>>> [2] has been created for this release and its tree view could
>>>>>>>>>>>>> be seen here [3].
>>>>>>>>>>>>>
>>>>>>>>>>>>> [1]  <http://goog_1891852155>
>>>>>>>>>>>>> https://dist.apache.org/repos/dist/dev/stratos/releases/4.1.5-rc2/
>>>>>>>>>>>>> [2] 
>>>>>>>>>>>>> *https://git-wip-us.apache.org/repos/asf?p=stratos.git;a=commit;h=a9f1f51a9ae2829d85bf7b8f2d8fb622db991d25
>>>>>>>>>>>>> <https://git-wip-us.apache.org/repos/asf?p=stratos.git;a=commit;h=a9f1f51a9ae2829d85bf7b8f2d8fb622db991d25>*
>>>>>>>>>>>>> [3] 
>>>>>>>>>>>>> *https://git-wip-us.apache.org/repos/asf?p=stratos.git;a=tree;h=bf33be1ad90c9bd071a5ded8dd440eb83de80ead;hb=a9f1f51a9ae2829d85bf7b8f2d8fb622db991d25
>>>>>>>>>>>>> <https://git-wip-us.apache.org/repos/asf?p=stratos.git;a=tree;h=bf33be1ad90c9bd071a5ded8dd440eb83de80ead;hb=a9f1f51a9ae2829d85bf7b8f2d8fb622db991d25>*
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks,
>>>>>>>>>>>>> The Apache Stratos team
>>>>>>>>>>>>>
>>>>>>>>>>>>> --
>>>>>>>>>>>>>
>>>>>>>>>>>>> Gayan Gunarathne
>>>>>>>>>>>>> Technical Lead, WSO2 Inc. (http://wso2.com)
>>>>>>>>>>>>> Committer & PMC Member, Apache Stratos
>>>>>>>>>>>>> email : gay...@wso2.com  | mobile : +94 775030545
>>>>>>>>>>>>> <%2B94%20766819985>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> --
>>>>>>>>>>>> Imesh Gunaratne
>>>>>>>>>>>>
>>>>>>>>>>>> Senior Technical Lead, WSO2
>>>>>>>>>>>> Committer & PMC Member, Apache Stratos
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>> Akila Ravihansa Perera
>>>>>>>>>>> WSO2 Inc.;  http://wso2.com/
>>>>>>>>>>>
>>>>>>>>>>> Blog: http://ravihansa3000.blogspot.com
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>>
>>>>>>>>>> Gayan Gunarathne
>>>>>>>>>> Technical Lead, WSO2 Inc. (http://wso2.com)
>>>>>>>>>> Committer & PMC Member, Apache Stratos
>>>>>>>>>> email : gay...@wso2.com  | mobile : +94 775030545
>>>>>>>>>> <%2B94%20766819985>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> Akila Ravihansa Perera
>>>>>>>>> WSO2 Inc.;  http://wso2.com/
>>>>>>>>>
>>>>>>>>> Blog: http://ravihansa3000.blogspot.com
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Akila Ravihansa Perera
>>>>>>>> WSO2 Inc.;  http://wso2.com/
>>>>>>>>
>>>>>>>> Blog:
>>>>>>>> http://ravihansa3000.blogspot.com
>>>>>>>>
>>>>>>>> --
>>>>>>>> <http://ravihansa3000.blogspot.com>
>>>>>>>> <http://ravihansa3000.blogspot.com>
>>>>>>>> Thanks and Regards,
>>>>>>>>
>>>>>>>> Isuru H.
>>>>>>>> <http://ravihansa3000.blogspot.com>
>>>>>>>> +94 716 358 048 <http://ravihansa3000.blogspot.com>*
>>>>>>>> <http://wso2.com/>*
>>>>>>>>
>>>>>>>>
>>>>>>>> * <http://wso2.com/>*
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Imesh Gunaratne
>>>>>>
>>>>>> Senior Technical Lead, WSO2
>>>>>> Committer & PMC Member, Apache Stratos
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Akila Ravihansa Perera
>>>>> WSO2 Inc.;  http://wso2.com/
>>>>>
>>>>> Blog: http://ravihansa3000.blogspot.com
>>>>>
>>>>> --
>>>>> <http://ravihansa3000.blogspot.com>
>>>>> <http://ravihansa3000.blogspot.com>
>>>>> Thanks and Regards,
>>>>>
>>>>> Isuru H.
>>>>> <http://ravihansa3000.blogspot.com>
>>>>> +94 716 358 048 <http://ravihansa3000.blogspot.com>*
>>>>> <http://wso2.com/>*
>>>>>
>>>>>
>>>>> * <http://wso2.com/>*
>>>>>
>>>>>
>>>>>
>>>
>>>
>>> --
>>>
>>> Gayan Gunarathne
>>> Technical Lead, WSO2 Inc. (http://wso2.com)
>>> Committer & PMC Member, Apache Stratos
>>> email : gay...@wso2.com  | mobile : +94 775030545 <%2B94%20766819985>
>>>
>>>
>>>
>>
>>
>>
>> --
>> Sajith Kariyawasam
>> *Committer and PMC member, Apache Stratos, *
>> *WSO2 Inc.; http://wso2.com <http://wso2.com>*
>> *Mobile: 0772269575*
>>
>
>
>
> --
> Akila Ravihansa Perera
> WSO2 Inc.;  http://wso2.com/
>
> Blog: http://ravihansa3000.blogspot.com
>



-- 
Sajith Kariyawasam
*Committer and PMC member, Apache Stratos, *
*WSO2 Inc.; http://wso2.com <http://wso2.com>*
*Mobile: 0772269575*

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