1. COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Application Monitoring in TOSCA Presenter: Ifat Afek, Alcatel-Lucent Jan 2015

2. 2 COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Application Monitoring Use Cases Use Case 1 – poll application’s metrics (TOSCA-189) ­ Define endpoints for polling metrics from a SoftwareComponent ­ Define metrics based on these endpoints ­ Define policies based on these metrics Use Case 2 – application pushes metrics ­ Define monitoring API ­ Define semi-endpoints to be pushed by the SoftwareComponent’s agent to monitoring API ­ Define metrics based on these endpoints ­ Define policies based on these metrics Use Case 3 – metrics are not defined in TOSCA ­ Define monitoring API ­ Application’s agent pushes some metrics, not defined in TOSCA file ­ Define policies based on metrics that may or may not be pushed by the application

3. 3 COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Use Case 1 – Poll Application’s Metrics (TOSCA-189) Node Templates App1 get_num_errors http://... get_num_transactions http://... Metrics Num_Errors Endpoint: App1.get_num_errors Every 1min Aggregation: AVG Num_Transactions Endpoint: App1.get_num_transactions Every 1min Aggregation: AVG Policies Raise Alert If Num_Errors > 10 Scale out If Num_Transactions > 10000

4. 4 COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Use Case 1 – Poll Application’s Metrics Monitoring Engine Orchestrator Server1 App1 get_num_errors get_num_transactions PolicyEngine 2. Collect Metrics http://... DB 3. Store Metrics 4. Query Metrics 5. Raise Alert / Scale Request 1. Deploy Application

5. 5 COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Use Case 2 – Application’s Agent Pushes Metrics Node Templates App1 get_num_errors Push get_num_transactions Push Metrics Num_Errors Endpoint: App1.get_num_errors Every 1min Aggregation: AVG Num_Transactions Endpoint: App1.get_num_transactions Every 1min Aggregation: AVG Policies Raise Alert If Num_Errors > 10 Scale out If Num_Transactions > 10000

6. 6 COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Use Case 2 – Application’s Agent Pushes Metrics Monitoring Engine Orchestrator Server1 App1 PolicyEngine 2. Push Metrics num_errors num_transactions DB 3. Store Metrics 4. Query Metrics 5. Raise Alert / Scale Request App1 Agent 1. Collect 1. Deploy Application

7. 7 COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Use Case 3 – Metrics are Not Defined in TOSCA Node Templates App1 Policies Raise Alert If Num_Errors > 10 Scale out If Num_Transactions > 10000

8. 8 COPYRIGHT © 2012 ALCATEL-LUCENT. ALL RIGHTS RESERVED. Use Case 3 – Metrics are Not Defined in TOSCA Monitoring Engine Orchestrator Server1 App1 PolicyEngine 2. Push Metrics num_errors num_transactions DB 3. Store Metrics 4. Query Metrics 5. Raise Alert / Scale Request App1 Agent 1. Collect 1. Deploy Application