DROP: Facilitating distributed metadata management in EB-scale storage systems

  title={DROP: Facilitating distributed metadata management in EB-scale storage systems},
  author={Quanqing Xu and Rajesh Vellore Arumugam and Khai Leong Yong and Sridhar Mahadevan},
  journal={2013 IEEE 29th Symposium on Mass Storage Systems and Technologies (MSST)},
Efficient and scalable distributed metadata management is critically important to overall system performance in large-scale distributed storage systems, especially in the EB era. Traditional state-of-the-art distributed metadata management schemes include hash-based mapping and subtree partitioning. The former evenly distributes workload among metadata servers, but it eliminates all hierarchical locality of metadata. It cannot efficiently handle some operations, e.g., renaming or moving a… CONTINUE READING
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