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? > > We should add new instance to LB when only Member activated event received for that instance. We can see instances are spawning in the AWS console, but it may not in added to LB, because it waiting to member activate, which is a correct behavior. Instance should remove from LB when ever its not in activated status in the topology. > 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/ >>> >>> >> > -- Lakmal Warusawithana Vice President, Apache Stratos Director - Cloud Architecture; WSO2 Inc. Mobile : +94714289692 Blog : http://lakmalsview.blogspot.com/
