{LoopDelta}: Embedding Locality-aware Opportunistic Delta Compression in Inline Deduplication for Highly Efficient Data Reduction
As a complement to data deduplication, delta compression further reduces the data volume
by compressing non-duplicate data chunks relative to their similar chunks (base chunks) …
by compressing non-duplicate data chunks relative to their similar chunks (base chunks) …
Improving restore performance for in-line backup system combining deduplication and delta compression
Y Zhang, Y Yuan, D Feng, C Wang… - … on Parallel and …, 2020 - ieeexplore.ieee.org
Data deduplication, though being efficient in removing duplicate chunks, introduces chunk
fragmentation which decreases restore performance. Rewriting algorithms are proposed to …
fragmentation which decreases restore performance. Rewriting algorithms are proposed to …
A cost‐efficient resemblance detection scheme for post‐deduplication delta compression in backup systems
C Wang, Y Fu, J Yan, X Wu, Y Zhang… - Concurrency and …, 2022 - Wiley Online Library
Delta compression, which is efficient in removing repeated string among similar chunks, can
be used as a complement to data deduplication in backup storage for extra space savings …
be used as a complement to data deduplication in backup storage for extra space savings …
Improving restore performance of packed datasets in deduplication systems via reducing persistent fragmented chunks
Data deduplication, though being efficient for redundancy elimination in storage systems,
introduces chunk fragmentation which severely decreases restore performance. Rewriting …
introduces chunk fragmentation which severely decreases restore performance. Rewriting …
Applying Delta Compression to Packed Datasets for Efficient Data Reduction
Y Zhang, H Jiang, C Wang, W Huang… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Backup systems often adopt deduplication techniques for data reduction. Real-world backup
products often group files into larger units (called packed files) before deduplicating them …
products often group files into larger units (called packed files) before deduplicating them …
PFCG: Improving the restore performance of package datasets in deduplication systems
Data deduplication, a lossless data compression technique, has been widely deployed in
backup systems to save storage space. However, data fragmentation introduced by data …
backup systems to save storage space. However, data fragmentation introduced by data …
L oo p D elta: E mbe dd ing L oca li ty-aware O pp ort un istic D elta C ompre ss ionin I n li ne D e dup li cationfor Hi ghly E ffic ient D ata R e du ction
Y Zhang, H Jiang, D Feng, J Nan, T Qui… - USENIX annual technical …, 2023 - par.nsf.gov
A sac om pl e men tto da ta d edupli cat ion, de lta c om p ress i on fu rt he rr edu c es the dat
a vo lume by com pr e ssi ngnon-dup li cated ata chunk srelat iv e to theirsim il ar chunk s …
a vo lume by com pr e ssi ngnon-dup li cated ata chunk srelat iv e to theirsim il ar chunk s …