On Mon, May 7, 2012 at 6:05 AM, Srinath Perera <srin...@wso2.com> wrote:
> 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 > Yes, it's client. We will update the diagram. Thank you. > > > On Sun, May 6, 2012 at 7:28 AM, Lahiru Sandaruwan <lahi...@wso2.com>wrote: > >> Sorry, here im attaching the diagram. >> >> >> On Sun, May 6, 2012 at 7:25 AM, Lahiru Sandaruwan <lahi...@wso2.com>wrote: >> >>> >>> >>> On Sun, May 6, 2012 at 6:28 AM, <nir...@wso2.com> wrote: >>> >>>> Hi, >>>> >>>> -original message- >>>> Subject: Re: [Dev] Autoscaling with LXCs demo -2 >>>> From: Sajith Kariyawasam <saj...@wso2.com> >>>> 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 <nir...@wso2.com> >>>> 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 >>>> > Dev@wso2.org >>>> > http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> > >>>> > >>>> >>>> >>>> -- >>>> *Sajith Kariyawasam* >>>> *Senior Software Engineer; WSO2, Inc.; http://wso2.com* >>>> >>>> _______________________________________________ >>>> Dev mailing list >>>> Dev@wso2.org >>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> >>> >>> >>> >>> -- >>> -- >>> Lahiru Sandaruwan >>> Software Engineer, >>> Cloud Team, >>> WSO2 Inc., http://wso2.com >>> lean.enterprise.middleware >>> >>> email: lahi...@wso2.com 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: lahi...@wso2.com 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 >> Dev@wso2.org >> 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 > -- -- Lahiru Sandaruwan Software Engineer, Cloud Team, WSO2 Inc., http://wso2.com lean.enterprise.middleware email: lahi...@wso2.com 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
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