Introduction to NAND Flash Aware Hibernation-based Boot - Lecture

Explore a conference talk on NAND Flash Aware Hibernation-based Boot techniques for consumer electronics. Learn about the importance of boot time reduction and the challenges of implementing hibernation-based approaches while considering NAND flash reliability. Discover innovative methods to extend NAND flash lifetime without compromising performance, including log-structured block management, cluster types, and disk layout optimization. Gain insights into deduplicating pages in memory, optimizing image size, and implementing efficient garbage collection. Understand the impact of these techniques on boot time, image loading performance, and data write amounts. Delve into the speaker's experiences developing new features for the mainline kernel to address these challenges in consumer electronics.

Overview
Boot time reduction
Traditional techniques
What is hibernation?
Case Study
Cold vs. Hibernation boot time
Optimizing hibernation boot time
Deduplicate pages in memory
Boot time and Image size
Extending the lifetime of flash memory
Log-structured block management
Cluster types
Disk layout
Performance regression
Defragmentation
Usage count on blocks
Image Loading Performance (after)
The amount of data written (after)
Reclaim clusters
Garbage Collection
Questions?