IMHO, adding A1, A2 .. B1, B2 .. etc with arrows for different scenarios will make the flow cleaner.
I think tenant is the client? I would put a picture of a human to make it clear it is the client On Sun, May 6, 2012 at 7:28 AM, Lahiru Sandaruwan <[email protected]> wrote: > Sorry, here im attaching the diagram. > > > On Sun, May 6, 2012 at 7:25 AM, Lahiru Sandaruwan <[email protected]>wrote: > >> >> >> On Sun, May 6, 2012 at 6:28 AM, <[email protected]> wrote: >> >>> Hi, >>> >>> -original message- >>> Subject: Re: [Dev] Autoscaling with LXCs demo -2 >>> From: Sajith Kariyawasam <[email protected]> >>> Date: 06/05/2012 1:43 am >>> >>> Further, we will need to investigate as to why it takes more than >>> expected >>> time for the LB to receive the 'Join' message when an app server is >>> started >>> inside a container >>> >>> Ahhh.. yes! We need to test without using LXCs and see whether the issue >>> remains. >>> >>> Also, it was suggested that we should test this with multiple domains >>> (not >>> only AS, but also ESB.. etc) >>> >>> For this we need to fix the issue i mentioned above regarding >>> in-mediator. >>> And I see that Sanjeewa is in the process. >>> >>> Regarding the introductory presentation, I think its better to add Agent >>> registration part and some of the controller's functionalities >>> (persistence) so that the overall picture gets more clearer. >>> >>> Yes, it needs to cover whole picture, i'll try ma best to do it despite >>> i'm on a pilgrimage :) >>> >> >> We can update and use attached architecture diagram developed by Damitha >> to see the whole picture in one. May be Sanjeewa can re-draw it with his >> attractive graphics :) >> >>> >>> On Fri, May 4, 2012 at 8:52 PM, Nirmal Fernando <[email protected]> wrote: >>> >>> > Hi All, >>> > >>> > Today we had another demo. >>> > >>> > Participants were: Azeez, Srinath, Dimuthu, Damitha, Sameera, Pradeep, >>> > Ranga, Lahiru, Sajith and myself. >>> > >>> > First we gave a brief overview of the autoscaling architecture. Then we >>> > started the demo. >>> > >>> > We were able to demo end-end (LB -> Controller --> Agent) scenario for >>> > spawning an instance (through LB sanity check) and termination of an >>> > instance (through scaling down call) within a LXC container. >>> > >>> > Few suggestions came up: >>> > >>> > 1. Create separate carbon instances (rather than using Appservers) for >>> > controller and agent. >>> > 2. Create a simple UI for controller to show instances spawned in each >>> > adapter, instances belong to a particular domain etc. >>> > 3. Fixing the domain related issue in AutoscaleInMediator (This arose >>> with >>> > the changes in loadbalancer.conf to reflect tenant aware load >>> balancing). >>> > 4. Fixing the routing issue using Azeez's fix to Axis2. >>> > 5. Make scaling up demonstrable using a back-end service which has some >>> > processing (or having a Thread.sleep(..) call). >>> > >>> > Please add anything I've missed! >>> > >>> > PS: We'll repeat the demo next week (hopefully with some more >>> improvements >>> > next week, for Sanjiva, Paul and anyone interested). >>> > >>> > >>> > -- >>> > >>> > Thanks & regards, >>> > Nirmal >>> > >>> > Software Engineer- Platform Technologies Team, WSO2 Inc. >>> > Mobile: +94715779733 >>> > Blog: http://nirmalfdo.blogspot.com/ >>> > >>> > _______________________________________________ >>> > Dev mailing list >>> > [email protected] >>> > http://wso2.org/cgi-bin/mailman/listinfo/dev >>> > >>> > >>> >>> >>> -- >>> *Sajith Kariyawasam* >>> *Senior Software Engineer; WSO2, Inc.; http://wso2.com* >>> >>> _______________________________________________ >>> Dev mailing list >>> [email protected] >>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>> >> >> >> >> -- >> -- >> Lahiru Sandaruwan >> Software Engineer, >> Cloud Team, >> WSO2 Inc., http://wso2.com >> lean.enterprise.middleware >> >> email: [email protected] cell: (+94) 773 325 954 >> blog: http://lahiruwrites.blogspot.com/ >> twitter: http://twitter.com/lahirus >> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >> > > > > -- > -- > Lahiru Sandaruwan > Software Engineer, > Cloud Team, > WSO2 Inc., http://wso2.com > lean.enterprise.middleware > > email: [email protected] cell: (+94) 773 325 954 > blog: http://lahiruwrites.blogspot.com/ > twitter: http://twitter.com/lahirus > linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 > > _______________________________________________ > Dev mailing list > [email protected] > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- ============================ Srinath Perera, Ph.D. Senior Software Architect, WSO2 Inc. Visiting Faculty, University of Moratuwa Member, Apache Software Foundation Research Scientist, Lanka Software Foundation Blog: http://srinathsview.blogspot.com/ Photos: http://www.flickr.com/photos/hemapani/ Phone: 0772360902
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