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Metadata for Log-structured filesystem
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Classroom Contents
IPLFS - Log-Structured File System without Garbage Collection
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- 1 Intro
- 2 Outline
- 3 Garbage Collection?
- 4 Garbage Collection is costly.
- 5 Overhead of Garbage Collection
- 6 Why does Garbage Collection exist?
- 7 Actively Used File System Partition
- 8 Handling very large file system partition
- 9 Metadata for Log-structured filesystem
- 10 Discard Command
- 11 Discard the file system blocks (F2FS)
- 12 Discard Mechanism of IPLFS
- 13 Discard bitmap with Power failure
- 14 Discard Logging Mechanism with Power failure
- 15 Recovery of Discard Log
- 16 File system Layout of IPLFS
- 17 FTL Mapping Table For Infinite Partition?
- 18 Moving Mapping Interval
- 19 Structure of Interval Mapping
- 20 Fixed Region Mapping for Map node
- 21 Map Node Compaction
- 22 Evaluation
- 23 Garbage Collection Elimination.
- 24 Conclusion
