1. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential. Satya Deep Maheshwari | Computer Scientist Robust Collaboration Services with OSGi

2. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential. Typical Web Conferencing solution requirements  Live screen sharing  Interactive chat  Audio Conference  Background batch processing  Instant polls, Q & As and so on …. 2

3. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential. A webinar in progress … 3

4. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential. Solution built on monolithic architecture  Fixing a malfunctioning component typically means bringing down the whole system.  Even planned maintenances are essentially system wide downtimes. 4

5. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential. Something goes wrong or there’s a maintenance… 5 Monolithic architecture

6. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential. Solution built on modular architecture  Fixing a malfunctioning component typically means just bringing down that single component and patching it with the fix.  Planned maintenances have minimal user impact as it is only a part of the system which is not working and rest of the services are available for use. 6

7. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential. Something goes wrong or there’s a maintenance… 7 Modular OSGi based architecture

8. © 2013 Adobe Systems Incorporated. All Rights Reserved. Adobe Confidential.