We will no longer depend on Manager & products should be able to run with
multitenancy without any other server running.

On Sun, May 27, 2012 at 10:25 AM, Sanjeewa Malalgoda <[email protected]>wrote:

> Hi,
> Throttling validation info calculated by manager and put them into
> registry and throttling agent running on services
> update its memory map from registry. Above scenario map is not updated
> properly with new tenant and there is a bug
> i will fix it. What amilaM said was correct(We must run manager
> to execute throttling rules). Tenant loading do not effect to
> throttling agent or manager.
>
> Thanks.
>
> On Sat, May 26, 2012 at 11:48 PM, Afkham Azeez <[email protected]> wrote:
>
>> There is no manager running. This is the merged AppServer with a tenant.
>> getTenantCacheInfo(1) returns null. However, if the first request is made
>> after the tenant was loaded by logging in to the mgt console, everything
>> works fine.
>>
>>
>> On Sat, May 26, 2012 at 9:08 PM, Amila Maha Arachchi <[email protected]>wrote:
>>
>>> Hi Azeez,
>>>
>>> On Sat, May 26, 2012 at 12:16 PM, Afkham Azeez <[email protected]> wrote:
>>>
>>>> This is happening because of a fundamental error in the Stratos
>>>> Throttling component. It is trying to access tenant information before the
>>>> tenant is loaded. This is an L1.
>>>>
>>>
>>> Throttling component does not need tenant to be loaded to when taking
>>> throttling decisions. It takes decisions based on the results of previous
>>> throttling rules executions. I had a quick look at the code and I feel that
>>> validation info (which is used to take throttling decisions) may not be
>>> available at the time this error occurred, where the reason can be,
>>> throttling rules were not executed for this tenant (of course this is a
>>> bug).
>>>
>>> May be you created a tenant, deployed the service and restarted the
>>> server, but there was no chance for throttling rules to run during that
>>> time period (it runs periodically). Ohh... throttling rules are run only in
>>> Manager, so without manager running, there may be no throttling validation
>>> info.
>>>
>>> If above is the correct explanation, we have to gracefully handle it.
>>>
>>> I hope Manager was not running at this moment?
>>>
>>> Regards,
>>> AmilaM.
>>>
>>>>
>>>>
>>>> You can easily reproduce this by hosting a service within your tenant
>>>> in AppServer, restarting the appserver, and trying to directly invoke the
>>>> service without logging in first from the management console.
>>>>
>>>>
>>>>
>>>> On Sat, May 26, 2012 at 12:05 PM, Afkham Azeez <[email protected]> wrote:
>>>>
>>>>> I have a BPEL process which invokes a service deployed on a tenant in
>>>>> AppServer. When that invocation hits the AppServer, the following 
>>>>> exception
>>>>> occurs on the AppServer.
>>>>>
>>>>> [2012-05-26 12:02:16,475] @azeez.org [1] [Application Server]ERROR
>>>>> {org.apache.axis2.transport.http.AxisServlet} -
>>>>> java.lang.NullPointerException
>>>>> at
>>>>> org.wso2.carbon.throttling.agent.listeners.ServiceRequestListener.invoke(
>>>>> *ServiceRequestListener.java:64*)
>>>>>  at org.apache.axis2.engine.Phase.invokeHandler(Phase.java:340)
>>>>> at org.apache.axis2.engine.Phase.invoke(Phase.java:313)
>>>>>  at org.apache.axis2.engine.AxisEngine.invoke(AxisEngine.java:262)
>>>>> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:168)
>>>>>  at
>>>>> org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:172)
>>>>> at
>>>>> org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:146)
>>>>>  at
>>>>> org.wso2.carbon.core.transports.CarbonServlet.doPost(CarbonServlet.java:205)
>>>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:641)
>>>>>  at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
>>>>>
>>>>>
>>>>> --
>>>>> *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*
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> *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*
>>>>
>>>>
>>>> _______________________________________________
>>>> Dev mailing list
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>>>>
>>>>
>>>
>>>
>>> --
>>> *Amila Maharachchi*
>>> Technical Lead
>>> Member, Management Committee - Cloud & Platform TG
>>> WSO2, Inc.; http://wso2.com
>>>
>>> Blog: http://maharachchi.blogspot.com
>>> Mobile: +94719371446
>>>
>>>
>>>
>>
>>
>> --
>> *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*
>>
>>
>
>
> --
> *Sanjeewa Malalgoda*
> mobile : +94 713068779
>  <http://sanjeewamalalgoda.blogspot.com/>blog
> :http://sanjeewamalalgoda.blogspot.com/<http://sanjeewamalalgoda.blogspot.com/>
>



-- 
*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*
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