Jinspired june2012
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This presentations shows how applications & services are measured, monitored even controlled in the cloud along with some novel approaches.
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Jinspired june2012
- 1. William Louth JINSPIRED @jxinsight www.jinspired.com william@jinspired.com
- 2. Data
- 3. Local Remote Past Present Predicted
- 4. Information Management Model Model
- 5. Measurement
- 6. Method Metering Metric Analysis Causality Correlation Accuracy Event Sampled Allocation Thread Process Assignment Direct Apportioned
- 7. Model Activity Resource Device Probe Meter Develop Code Counter Design Behavior Usage Data Group Metering
- 8. Complexity
- 9. Space Complexity ity rs ve ism Di m na Dy Time
- 11. HTTP API ta da Cloud data/code Service data Application HTTP Application Activity API data da ta Cloud Cloud code Service Service/Shell Activity Cloud Service/Shell
- 12. Client sf://....... cl:clock.time= cl Response sf:clock.time= sf:cpu.time= sf:io.bytes= sf:charge.unit= ☁ sf ☁ ☁ salesforce.com sf:clock.time= sf:cpu.time= sf:io.bytes= sf:charge.unit= Metering Management Service
- 13. Client sf://.......... cl:clock.time= cl ☁ Response sf:clock.time= sf:cpu.time= sf:io.bytes= sf:charge.unit= sf:db.time= sf:db.count= s3:clock.time= s3:io.bytes= s3:charge.unit= ☁ ☁ sf salesforce.com db Response ☁ sf:clock.time= s3:clock.time= ☁ sf:cpu.time= s3:io.bytes= sf:io.bytes= ☁ s3:charge.unit= sf:charge.unit= s3 sf:db.time= sf:db.count= s3:clock.time= aws.amazon.com s3:io.bytes= s3:charge.unit= Metering Management Service
- 15. Profile Protect Police Prioritize Predict Provision
- 16. Self Adaptive Software Self Adaptive Software evaluates its own behavior and changes behavior when the evaluation indicates that it is not accomplishing what the software is intended to do, or when better functionality or performance is possible.” DARPA
- 17. Evidence Observation 1 Self Regulated Action 4 Feedback Loop 2 Relevance Reaction Judgement 3 Consequence
- 18. Disturbances Goals Control Process Sensor
- 19. public int func(...) { QoS reserve(func) Resource ...... ........ ......... ......... Rate ...... Limiting ........ ... Priority ..... Queueing ... release(units) } Reservation Lanes
- 20. User WebPage Resource
- 21. System Dynamics
- 22. + _ Inflow Stock Outflow + _ + _ Sensor + _ Births Population Deaths + + reinforcing balancing loop loop
- 23. + _ + _ Thread Pool Reserved Concurrency Released initial size + _ + _ QoS Resource Reserved QoS Reservation Released initial capacity
- 24. operations System { system execution model } Dynamics Application unification System Dynamics Software development Application { software execution model } Software
- 26. Sweeper (Secondary Processor) Reduce Friction Increase the Speed Thrower Trajectory Curling Stone Target [Primary Processor] Predicted Path Reduce Curl Straighten the Path Shorten Sweeper (Secondary Processor)