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Linux Foundation

Preparing Linux Real-Time Kernel and Tuning Robotics Platform with Modern ARM64 SoC

Linux Foundation via YouTube

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Overview

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This course demonstrates preparing and testing a mainline Linux kernel with PREEMPT_RT on a Qualcomm RB5 platform. It covers kernel configuration, testing tools, common bugs, system tuning, and real-time evaluation under stress.

Syllabus

Introduction
Test platform RB5
First steps
Kernel build configuration
Checking locking correctness
What can go wrong-disabled preemption
What can go wrong-memory allocation
Evaluation of the system - tools
Measurements - try 1 - busy 60%
Tuning the system - command line
Tuning the system - runtime
idle-basic tuning
Measurements - try 3 - busy 100% - full tuning
Latency spikes - tracing
Resources and references
Measurements-try 3 - busy 60% - full tuning

Taught by

Linux Foundation

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