On Mon, Jul 20, 2015 at 9:20 PM, Swapnil Patil <swapnil.r...@gmail.com>
 wrote:
>
>
> Though there was some time lag for the extension to get to know the newly
> spawned instance. When a new instance is spawned the extension's configure
> method got called but the topology did not have this new member. This new
> member was visible in the next topology update. I believe this is a known
> issue. I guess Asanka also faced similar issue for GCE extension. Am I
> right, Asanka?
>
>
Members are only added to the load balancer topology when they become
active. Members in other states are not visible to the load balancer.

On Mon, Jul 20, 2015 at 9:20 PM, Swapnil Patil <swapnil.r...@gmail.com>
wrote:

> Hi Lakmal,
>
> I tested the extension for scale up and scale down. And it did work as
> expected. It attached the the newly spawned instances to the LB while
> scaling up and detached the terminated instances from LB.
>
> Though there was some time lag for the extension to get to know the newly
> spawned instance. When a new instance is spawned the extension's configure
> method got called but the topology did not have this new member. This new
> member was visible in the next topology update. I believe this is a known
> issue. I guess Asanka also faced similar issue for GCE extension. Am I
> right, Asanka?
>
> Thanks and Regards,
> Swapnil
>
> On Mon, Jul 20, 2015 at 5:37 AM, Swapnil Patil <swapnil.r...@gmail.com>
> wrote:
>
>> Thanks Lakmal!
>>
>> I have the logic in place to attach newly created instances to LB in case
>> of scale up and same for scale down. But I have not tested it yet. That
>> testing will be my next step. I am pretty sure that it will work but it is
>> just that I need to verify it.
>>
>> I will get to know if any service interruption occurs in these cases when
>> I test it. I will update the thread with my observations.
>>
>> Thanks and Regards,
>> Swapnil
>>
>> On Mon, Jul 20, 2015 at 5:06 AM, Lakmal Warusawithana <lak...@wso2.com>
>> wrote:
>>
>>> Great work Swapnil!
>>>
>>> Just for my clarification, I have few question. Say when cluster scale
>>> up , does AWS load balancer extension attached the newly created instance
>>> to LB? same like when scale down does it detached the deleted instance from
>>> LB? Also when attaching and detaching does any service interruption occurs?
>>>
>>> thanks
>>>
>>> On Mon, Jul 20, 2015 at 10:11 AM, Swapnil Patil <swapnil.r...@gmail.com>
>>> wrote:
>>>
>>>> Hi AIl,
>>>>
>>>> I have published screencast of AWS load balancer extension on YouTube.
>>>> Here is the link : https://youtu.be/ZNl8JVB7xeU
>>>>
>>>> I would appreciate any suggestions.
>>>>
>>>> Thanks and Regards,
>>>> Swapnil
>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> Lakmal Warusawithana
>>> Vice President, Apache Stratos
>>> Director - Cloud Architecture; WSO2 Inc.
>>> Mobile : +94714289692
>>> Blog : http://lakmalsview.blogspot.com/
>>>
>>>
>>
>


-- 
Imesh Gunaratne

Senior Technical Lead, WSO2
Committer & PMC Member, Apache Stratos

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