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Published on Oct 27, 2015
Shingled magnetic recording (SMR) drives have the potential to significantly reduce storage costs. However, they have very different characteristics than standard drives. In this talk we will give background information on SMR drives and talk about performance of both device-managed (use firmware to hide differing characteristics) and host-managed (rely on the application to manage the differing characteristics) SMR drives under various simulated Swift workloads modeled after public cloud access