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Xiangyu Zou

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titleconferencedate
Fast and Synchronous Crash Consistency with Metadata Write-Once File SystemOSDI '252025-07-07
Build: a Linux kernel prototype called WOLVES implementing a metadata write-once file system that turns each file operation into a single checksum-protected…
Talk
Don't Maintain Twice, It's Alright: Merged Metadata Management in Deduplication File...FAST '252025-02-25
Deduplication metadata causes up to 38% I/O-path overhead; this work merges fingerprint-to-physical and L2P into a single on-disk entry so metadata persists…
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Light-Dedup: A Light-weight Inline Deduplication Framework for Non-Volatile...USENIX ATC '232023-07-10
Light-Dedup is a lightweight inline deduplication framework for NVM file systems that combines a non-cryptographic hash with speculative prefetch–driven…
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Building a High-performance Fine-grained Deduplication Framework...USENIX ATC '222022-07-11
MeGA is a deduplication framework that applies selective data encoding to skip encoding chunks in containers rarely serving as bases, reorganizes storage into…
Talk
The Dilemma between Deduplication and Locality: Can Both be Achieved?FAST '212021-02-23
MFDedup implements a classification-based dedupe plus an offline iterative reorganization that detects duplicates mainly against the previous snapshot and…
Talk on
Adaptively Compressing IoT Data on the Resource-constrained Edge3rd USENIX Workshop on Hot Topics in Edge Computing (HotEdge '20)2020-06-25
Paper presents ZipMate middleware that picks compressors per-file to maximize edge→cloud throughput or compression ratio, using models and runtime resource…
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