Real-time Programming in Java

Real-time Programming in Java 12.11.2008 Czech Java User Group Prague, Czech Republic Aleš Plšek [email_address]

INRIA ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

INRIA Nord Europe, team ADAM ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Me… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Real-time ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Real-Time? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Successful Stories ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hard-, Soft- and Non- Real-time ,[object Object],Soft Real-time Hard Real-time “ Hard real-time is hard but soft real-time is harder.”

RT System Categories ,[object Object],[object Object],[object Object],[object Object]

Let’s get Real ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Real-time OS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Priority Inheritance Illustration

Developing Real-time Systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Task Execution Time Period Priority 1 50 100 ? 2 90 300 ? 3 55 350 ?

Rate Monotonic Analysis ,[object Object],[object Object],[object Object],Task Execution Time Period Priority 1 50 100 High 2 90 300 Medium 3 55 350 Low

Developing Real-time Systems II. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RT Systems Intricacy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RT Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Java? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Predictable? ,[object Object],[object Object]

Making Java Predictable…? ,[object Object],[object Object]

Real-time Specification for Java ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Realtime Threads ,[object Object],[object Object],[object Object],[object Object],[object Object]

Memory Management ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Scoped Memory - Example ,[object Object],[object Object]

Non-Heap Real-time Thread (NHRT) ,[object Object],[object Object],[object Object],[object Object]

Benefits of Real-Time Java ,[object Object],[object Object],[object Object]

RTSJ Limitations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RTSJ vs. C++ ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RTSJ Implementations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RT Garbage Collection ,[object Object],[object Object],[object Object]

RT Garbage Collection ,[object Object],[object Object],[object Object],[object Object]

RT Garbage Collection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RTGC Limitations ,[object Object]

Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Future of Real-time Java ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Further reading…. ,[object Object],[object Object],[object Object],[object Object],[object Object]

Acknowledgements ,[object Object],[object Object],[object Object],[object Object]

Real-time Programming in Java

Recommandé

Recommandé

Contenu connexe

En vedette

En vedette (20)

Similaire à Real-time Programming in Java

Similaire à Real-time Programming in Java (20)

Dernier

Dernier (20)

Real-time Programming in Java