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ACM Transactions on Storage (TOS), Volume 8 Issue 4, November 2012

Editorial note
Darrell Long
Article No.: 11
DOI: 10.1145/2385603.2385604

Introduction to the special issue USENIX FAST 2012
Bill Bolosky, Jason Flinn
Article No.: 12
DOI: 10.1145/2385603.2385605

WAN-optimized replication of backup datasets using stream-informed delta compression
Phlip Shilane, Mark Huang, Grant Wallace, Windsor Hsu
Article No.: 13
DOI: 10.1145/2385603.2385606

Replicating data off site is critical for disaster recovery reasons, but the current approach of transferring tapes is cumbersome and error prone. Replicating across a wide area network (WAN) is a promising alternative, but fast network...

Revisiting storage for smartphones
Hyojun Kim, Nitin Agrawal, Cristian Ungureanu
Article No.: 14
DOI: 10.1145/2385603.2385607

Conventional wisdom holds that storage is not a big contributor to application performance on mobile devices. Flash storage (the type most commonly used today) draws little power, and its performance is thought to exceed that of the network...

Recon: Verifying file system consistency at runtime
Daniel Fryer, Kuei Sun, Rahat Mahmood, Tinghao Cheng, Shaun Benjamin, Ashvin Goel, Angela Demke Brown
Article No.: 15
DOI: 10.1145/2385603.2385608

File system bugs that corrupt metadata on disk are insidious. Existing reliability methods, such as checksums, redundancy, or transactional updates, merely ensure that the corruption is reliably preserved. Typical workarounds, based on using...