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Optimizing userspace
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Classroom Contents
A Pragmatic Guide to Boot-Time Optimization
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- 1 License
- 2 About Chris Simmonds
- 3 Overview
- 4 Where it all goes wrong
- 5 Example system
- 6 Measuring boot time
- 7 Baseline measurement
- 8 Reducing user-space boot time
- 9 Measuring init boot time using Bootchart
- 10 Optimizing userspace
- 11 Running the app as init
- 12 First pass
- 13 Reducing kernel boot time
- 14 Measuring kernel boot time: Bootgraph
- 15 Second pass
- 16 Reducing bootloader boot time
- 17 Remove boot delay
- 18 Simplify boot scripts
- 19 Falcon mode
- 20 Third pass
- 21 Keep it up!
- 22 Conclusion
