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Classifying Data to Reduce Long-Term Data Movement in Shingled Write Disks
Stephanie N. Jones, Ahmed Amer, Ethan L. Miller, Darrell D. E. Long, Rekha Pitchumani, Christina R. Strong
Article No.: 2
Shingled magnetic recording (SMR) is a means of increasing the density of hard drives that brings a new set of challenges. Due to the nature of SMR disks, updating in place is not an option. Holes left by invalidated data can only be filled if the...
Blurred Persistence: Efficient Transactions in Persistent Memory
Youyou Lu, Jiwu Shu, Long Sun
Article No.: 3
Persistent memory provides data durability in main memory and enables memory-level storage systems. To ensure consistency of such storage systems, memory writes need to be transactional and are carefully moved across the boundary between the...
File-system snapshots have been a key component of enterprise storage management since their inception. Creating and managing them efficiently, while maintaining flexibility and low overhead, has been a constant struggle. Although the current...
LoneStar RAID: Massive Array of Offline Disks for Archival Systems
Matthias Grawinkel, Lars Nagel, André Brinkmann
Article No.: 5
The need for huge storage archives rises with the ever growing creation of data. With today’s big data and data analytics applications, some of these huge archives become active in the sense that all stored data can be accessed at any time....