FAST
2016
8 years 9 months ago
2016
In a data center, an IO from an application to distributed storage traverses not only the network, but also several software stages with diverse functionality. This set of ordered...
FAST
2016
8 years 9 months ago
2016
Traditional file system optimizations typically retain the one-to-one mapping of logical files to their physical metadata representations. This rigid mapping results in missed opp...
FAST
2016
8 years 9 months ago
2016
Multi-stage log-structured (MSLS) designs, such as LevelDB, RocksDB, HBase, and Cassandra, are a family of storage system designs that exploit the high sequential write speeds of ...
FAST
2016
8 years 9 months ago
2016
Testing distributed systems is challenging due to multiple sources of nondeterminism. Conventional testing techniques, such as unit, integration and stress testing, are ineffectiv...
FAST
2016
8 years 9 months ago
2016
Block-layer data deduplication allows file systems and applications to reap the benefits of deduplication without requiring per-system or per-application modifications. However...
FAST
2016
8 years 9 months ago
2016
We study storage performance in over 450,000 disks and 4,000 SSDs over 87 days for an overall total of 857 million (disk) and 7 million (SSD) drive hours. We find that storage pe...
FAST
2016
8 years 9 months ago
2016
Fast non-volatile memories (NVMs) will soon appear on the processor memory bus alongside DRAM. The resulting hybrid memory systems will provide software with submicrosecond, high-...
FAST
2016
8 years 9 months ago
2016
We present WiscKey, a persistent LSM-tree-based key-value store with a performance-oriented data layout that separates keys from values to minimize I/O amplification. The design ...
FAST
2016
8 years 9 months ago
2016
Flash memory is prevalent in modern servers and devices. Coupled with the scaling down of flash technology, the popularity of flash memory motivates the search for methods to in...
FAST
2016
8 years 9 months ago
2016
Existing storage stacks are top-heavy and expect little from block storage. As a result, new high-level storage ions – and new designs for existing abstractions – are difficu...