Explore boot-time optimization techniques for embedded Linux systems in this 44-minute conference talk. Learn about motivations, optimization targets, and conflicting requirements prioritization. Discover practical strategies including serial console configuration, udev coldplug optimization, early splash screen implementation, and application launching. Examine the balance between debug features and boot time, address security challenges, and understand how to design hardware for faster booting. Gain insights into real-world scenarios and best practices for improving boot performance in embedded systems.
Overview
Syllabus
Introducción
Motivations for this Talk
Motivations for Boot-Time Optimization
Choose Your Optimization Targets
Priorities of Conflicting Requirements
Techniques
Serial Console
udev Coldplug - Data Partitions - Example
udev Coldplug - Multiple Stages
Early Splash Screen
Early Application
Debug Features vs. Boot-Time
Security - Challenges and Opportunities
Designing Hardware to Boot Fast
Taught by
Linux Foundation
