Title

Performance analysis and Optimization of Flash Translation Layers for Ultra-scale SSDs

DGIST Authors

Lee, Sungjin ; Won, Yumin ; Kung, Jaeha

Advisor

이성진

Co-Advisor(s)

Jaeha Kung

Issued Date

2020

Awarded Date

2020-02

Citation

Yumin Won. (2020). Performance analysis and Optimization of Flash Translation Layers for Ultra-scale SSDs. doi: 10.22677/Theses.200000285206

Type

Thesis

Description

Solid-State Drive, Address Translation, Flash Translation Layer (FTL)

Table Of Contents

Ⅰ. Introduction 1
Ⅱ. Background 3
2.1 Demand-based FTL 3
2.2 Hash-based FTL 6
2.3 Probability-based FTL 8
Ⅲ. Performance Analysis 10
3.1 Experiment Setup 10
3.2 Microbench Results 11
3.3 K5 Cloud Results 13
3.4 Filebench Results 14
3.5 Database Benchmark Results 16
3.6 Design Choice 17
Ⅳ. Performance Optimization 18
4.1 Optimization of Demand FTLs 18
4.2 Optimization of BloomFTL 22
Ⅴ. Conclusion 27
References 29

URI

http://dgist.dcollection.net/common/orgView/200000285206
http://hdl.handle.net/20.500.11750/12016

DOI

10.22677/Theses.200000285206

Degree

Master

Department

Information and Communication Engineering

Publisher

DGIST

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