On Sat, Jul 9, 2011 at 10:37 AM, Isuru Suriarachchi <[email protected]> wrote:

> I can remember sometime back, when I accidentally used the servlet
> transport for a proxy service, requests started to fail under some load.
> When I rechecked and changed the ports to nio, everything went smoothly. So
> I think we have to do some load testing as well.


+1 .. we can do a load test using the servlet transport and check how it
holds.

>
> Thanks,
> ~Isuru
>
>
> On Sat, Jul 9, 2011 at 12:24 AM, Kasun Indrasiri <[email protected]> wrote:
>
>>
>>
>> On Sat, Jul 9, 2011 at 12:22 AM, Hiranya Jayathilaka <[email protected]>wrote:
>>
>>>
>>>
>>> On Sat, Jul 9, 2011 at 12:16 AM, Dimuthu Leelarathne 
>>> <[email protected]>wrote:
>>>
>>>> Hi all,
>>>>
>>>> I am not an ESB expert but, shall we drop Aggregator mediator and go
>>>> ahead with servlet transport? We need to code freeze on Monday.
>>>>
>>>
>>> We can mention it as a known issue for this release. Not many users use
>>> the Aggregate mediator. So shouldn't be a big issue. After the release rush
>>> let's try and get the aggregate mediator to work with the blocking
>>> transport.
>>>
>>>
>> +1
>> If there are no any other concerns, I will do the necessary changes and
>> commit them.
>>
>>>
>>>> WDYT?
>>>>
>>>> tx,
>>>> dimuthul
>>>>
>>>>
>>>> On Wed, Jul 6, 2011 at 11:09 AM, Afkham Azeez <[email protected]> wrote:
>>>>
>>>>> No. We agreed on me trying to look into multiple HTTP/S port support
>>>>> for a single member. I didn't have time to look into that, but will do so.
>>>>> The primary plan is to get ESB working with servlet transport. If not, ESB
>>>>> may not be fronted with LB.
>>>>>
>>>>>
>>>>> On Wed, Jul 6, 2011 at 10:54 AM, Supun Kamburugamuva 
>>>>> <[email protected]>wrote:
>>>>>
>>>>>> I thought we agreed not to use the servlet transport. Are we going to
>>>>>> switch to servlet transport?
>>>>>>
>>>>>> Thanks,
>>>>>> Supun..
>>>>>>
>>>>>> On Wed, Jul 6, 2011 at 8:38 AM, Hiranya Jayathilaka <[email protected]
>>>>>> > wrote:
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Jul 6, 2011 at 6:28 AM, Afkham Azeez <[email protected]> wrote:
>>>>>>>
>>>>>>>> Hiranya, can you please work on this?
>>>>>>>>
>>>>>>>
>>>>>>> I just ran a bunch of samples with the servlet transport and the
>>>>>>> situation looks fairly ok. I only encountered two issues:
>>>>>>>
>>>>>>>  1. Main sequence cannot be hit directly. Any request to
>>>>>>> http://server:9763 receives a 302 back. The request URL must contain
>>>>>>> the /services or some other registered context. I think this is due to 
>>>>>>> the
>>>>>>> Carbon/Tomcat servlet configuration.
>>>>>>>
>>>>>>> 2. Aggregate mediator doesn't work. I get the following exception:
>>>>>>>
>>>>>>> [2011-07-06 08:29:30,976] ERROR - SynapseXPath Evaluation of the
>>>>>>> XPath expression //m0:getQuoteResponse resulted in an error
>>>>>>> org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxIOException:
>>>>>>> Attempted read on closed stream.
>>>>>>> at
>>>>>>> org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:296)
>>>>>>>  at
>>>>>>> org.apache.axiom.om.impl.llom.OMDocumentImpl.buildNext(OMDocumentImpl.java:135)
>>>>>>> at
>>>>>>> org.apache.axiom.om.impl.llom.OMNodeImpl.getNextOMSibling(OMNodeImpl.java:122)
>>>>>>>  at
>>>>>>> org.apache.axiom.om.impl.llom.OMElementImpl.getNextOMSibling(OMElementImpl.java:343)
>>>>>>> at
>>>>>>> org.apache.axiom.om.impl.traverse.OMChildrenIterator.getNextNode(OMChildrenIterator.java:36)
>>>>>>>  at
>>>>>>> org.apache.axiom.om.impl.traverse.OMAbstractIterator.hasNext(OMAbstractIterator.java:58)
>>>>>>> at
>>>>>>> org.jaxen.util.DescendantAxisIterator.hasNext(DescendantAxisIterator.java:101)
>>>>>>>  at org.jaxen.expr.DefaultStep.evaluate(DefaultStep.java:152)
>>>>>>> at
>>>>>>> org.jaxen.expr.DefaultLocationPath.evaluate(DefaultLocationPath.java:140)
>>>>>>>  at
>>>>>>> org.jaxen.expr.DefaultAbsoluteLocationPath.evaluate(DefaultAbsoluteLocationPath.java:113)
>>>>>>> at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
>>>>>>>  at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674)
>>>>>>> at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213)
>>>>>>>  at org.jaxen.BaseXPath.evaluate(BaseXPath.java:172)
>>>>>>> at
>>>>>>> org.apache.synapse.util.xpath.SynapseXPath.evaluate(SynapseXPath.java:239)
>>>>>>>  at
>>>>>>> org.apache.synapse.mediators.eip.EIPUtils.getMatchingElements(EIPUtils.java:66)
>>>>>>> at
>>>>>>> org.apache.synapse.mediators.eip.EIPUtils.enrichEnvelope(EIPUtils.java:117)
>>>>>>>  at
>>>>>>> org.apache.synapse.mediators.eip.aggregator.AggregateMediator.getAggregatedMessage(AggregateMediator.java:367)
>>>>>>> at
>>>>>>> org.apache.synapse.mediators.eip.aggregator.AggregateMediator.completeAggregate(AggregateMediator.java:314)
>>>>>>>  at
>>>>>>> org.apache.synapse.mediators.eip.aggregator.AggregateMediator.mediate(AggregateMediator.java:259)
>>>>>>> at
>>>>>>> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:60)
>>>>>>>  at
>>>>>>> org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:114)
>>>>>>> at
>>>>>>> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:219)
>>>>>>>  at
>>>>>>> org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:364)
>>>>>>> at
>>>>>>> org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:159)
>>>>>>>  at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:181)
>>>>>>> at
>>>>>>> org.apache.synapse.core.axis2.DynamicAxisOperation$DynamicOperationClient.send(DynamicAxisOperation.java:235)
>>>>>>>  at
>>>>>>> org.apache.synapse.core.axis2.DynamicAxisOperation$DynamicOperationClient.executeImpl(DynamicAxisOperation.java:174)
>>>>>>> at
>>>>>>> org.apache.axis2.client.OperationClient.execute(OperationClient.java:165)
>>>>>>>  at
>>>>>>> org.apache.synapse.core.axis2.Axis2FlexibleMEPClient.send(Axis2FlexibleMEPClient.java:411)
>>>>>>> at
>>>>>>> org.apache.synapse.core.axis2.Axis2Sender.sendOn(Axis2Sender.java:57)
>>>>>>>  at
>>>>>>> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.send(Axis2SynapseEnvironment.java:271)
>>>>>>> at
>>>>>>> org.apache.synapse.endpoints.AbstractEndpoint.send(AbstractEndpoint.java:292)
>>>>>>>  at
>>>>>>> org.apache.synapse.endpoints.AddressEndpoint.send(AddressEndpoint.java:59)
>>>>>>> at
>>>>>>> org.apache.synapse.mediators.builtin.SendMediator.mediate(SendMediator.java:87)
>>>>>>>  at
>>>>>>> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:60)
>>>>>>> at
>>>>>>> org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:114)
>>>>>>>  at
>>>>>>> org.apache.synapse.mediators.MediatorWorker.run(MediatorWorker.java:69)
>>>>>>> at
>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>>>>>>  at
>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>>>>>> at java.lang.Thread.run(Thread.java:619)
>>>>>>> Caused by: com.ctc.wstx.exc.WstxIOException: Attempted read on closed
>>>>>>> stream.
>>>>>>> at com.ctc.wstx.sr.StreamScanner.throwFromIOE(StreamScanner.java:708)
>>>>>>>  at
>>>>>>> com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1086)
>>>>>>> at
>>>>>>> org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper.next(XMLStreamReaderWrapper.java:225)
>>>>>>>  at
>>>>>>> org.apache.axiom.util.stax.dialect.DisallowDoctypeDeclStreamReaderWrapper.next(DisallowDoctypeDeclStreamReaderWrapper.java:34)
>>>>>>> at
>>>>>>> org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper.next(XMLStreamReaderWrapper.java:225)
>>>>>>>  at
>>>>>>> org.apache.axiom.om.impl.builder.StAXOMBuilder.parserNext(StAXOMBuilder.java:681)
>>>>>>> at
>>>>>>> org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:214)
>>>>>>>  ... 40 more
>>>>>>>
>>>>>>> This mediator is written assuming the non-blocking behavior. I'm not
>>>>>>> sure how easy to fix this. I remember a similar discussion on 
>>>>>>> synapse-dev@regarding this.
>>>>>>>
>>>>>>> Other than that everything seems fine. I tested simple routing,
>>>>>>> filtering, transformations, script mediator, enrich mediator, security 
>>>>>>> and
>>>>>>> RM. Will see what we can do about the aggregate mediator.
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Hiranya
>>>>>>>
>>>>>>>
>>>>>>>> ----
>>>>>>>> Sent from my phone
>>>>>>>> On Jul 6, 2011 1:19 AM, "Afkham Azeez" <[email protected]> wrote:
>>>>>>>> > ESB team, what is the status of this?
>>>>>>>> >
>>>>>>>> > ----
>>>>>>>> > Sent from my phone
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Hiranya Jayathilaka
>>>>>>> Associate Technical Lead;
>>>>>>> WSO2 Inc.;  http://wso2.org
>>>>>>> E-mail: [email protected];  Mobile: +94 77 633 3491
>>>>>>> Blog: http://techfeast-hiranya.blogspot.com
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> Carbon-dev mailing list
>>>>>>> [email protected]
>>>>>>> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> *Afkham Azeez*
>>>>> Director of Architecture; WSO2, Inc.; http://wso2.com
>>>>> Member; Apache Software Foundation; http://www.apache.org/
>>>>> * <http://www.apache.org/>**
>>>>> email: **[email protected]* <[email protected]>* cell: +94 77 3320919
>>>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>*
>>>>> twitter: 
>>>>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez>
>>>>> *
>>>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez*
>>>>> *
>>>>> *
>>>>> *Lean . Enterprise . Middleware*
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Carbon-dev mailing list
>>>>> [email protected]
>>>>> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
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>>>>
>>>>
>>>
>>>
>>> --
>>> Hiranya Jayathilaka
>>> Associate Technical Lead;
>>> WSO2 Inc.;  http://wso2.org
>>> E-mail: [email protected];  Mobile: +94 77 633 3491
>>> Blog: http://techfeast-hiranya.blogspot.com
>>>
>>> _______________________________________________
>>> Carbon-dev mailing list
>>> [email protected]
>>> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>>>
>>>
>>
>>
>> --
>> Kasun Indrasiri
>> Associate Technical Lead
>> WSO2, Inc.; http://wso2.com
>> lean.enterprise.middleware
>>
>> cell: +94 71 536 4128
>> Blog : http://kasunpanorama.blogspot.com/
>>
>> _______________________________________________
>> Carbon-dev mailing list
>> [email protected]
>> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>>
>>
>
>
> --
> Isuru Suriarachchi
> Technical Lead & Product Manager, WSO2 Application Server
>
> WSO2 Inc. http://wso2.com
> email : [email protected]
> blog : http://isurues.wordpress.com/
>
> lean . enterprise . middleware
>
>
> _______________________________________________
> Carbon-dev mailing list
> [email protected]
> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>
>
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