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Analysis of Running Real-Time Linux on
VisionFive 2
Version: 1.12
Date: 2024/03/27
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Legal Statements
Important legal notice before reading this documentation.
Preface
About this guide and technical support information.
Introduction
Linux in Real-Time Systems
Real-time systems
Real-Time Extensions
Task Scheduling
Kernel Preemption
Scheduling Latency
Measurement Setup
Kernel Configuration
Load Generation
Latency Measurement
PREEMPT_RT For RISC-V
Patch Application
LAZY_PREEMPT
Cyclist Test Result
General Functionality
Latency Measurements
Analysis
Latency Analysis
Suitability for Real-Time Applications
Future Work
Conclusion
Appendix A: Real-Time Linux Defconfig
APPENDIX B: Standard Deviation
