A Preliminary Study: Towards Parallel Garbage Collection for NAND Flash-Based SSDs
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DOI: 10.1109/access.2020.3043123
Abstract: NAND Flash-based solid-state drives (SSDs) have been widely used as secondary storage devices due to their faster access speed, lower power consumption, and higher reliability compared with hard disk drives. However, application I/O performance can… read more here.
Keywords: garbage collection; flash; preliminary study; scheme ... See more keywords
Decoupled SSD: Reducing Data Movement on NAND-Based Flash SSD
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DOI: 10.1109/lca.2021.3118688
Abstract: Modern NAND Flash memory-based Solid State Drive (SSD) is designed to support high bandwidth for I/O requests by exploiting various parallelism including multiple channels, multiple flash memory chips, and multiple planes. However, SSD system is… read more here.
Keywords: garbage collection; decoupled ssd; system; flash memory ... See more keywords
An Efficient Data Migration Scheme to Optimize Garbage Collection in SSDs
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems"
DOI: 10.1109/tcad.2020.3001262
Abstract: Garbage collection (GC) is time consuming and frequently executed all over the lifetime of solid-state drives (SSDs), which has a significant impact on system performance. Manufactures provide the copyback that directly transfers data within the… read more here.
Keywords: copyback; migration; data migration; garbage collection ... See more keywords
Update Frequency-Directed Subpage Management for Mitigating Garbage Collection and DRAM Overheads
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DOI: 10.1109/tcad.2020.3049113
Abstract: The increased flash page sizes cause a large number of subpage requests due to the difference in host and flash I/O units. The subpage requests may degrade the space utilization, response time, and lifetime of… read more here.
Keywords: sector information; dram; garbage collection; subpage ... See more keywords