Keep this paper -- I really liked it
Keep this paper -- I didn't particularly like it, but it was educational
I'm pretty indifferent about this paper
I don't think you should include this paper next time.
Nikolaev: VirtuOS: an operating system with kernel virtualization
Hagmann: Reimplementing the Cedar File System Using Logging and Group Commit
Rosenblum: The Design and Implementation of a Log-Structured File System
Sandberg: Design and Implementation of the Sun Network Filesystem
Howard: Scale and Performance in a Distributed File System
Schroeder: Experience with Grapevine: The Growth of a Distributed System
Ghemewat: The Google File System
Bessani: SCFS A Shared Cloud-backed File System
Rumble: Log-structured Memory for DRAM-based Storage
Mickens: Blizzard: Fast, Cloud-scale Block Storage for Cloud-oblivious Applications
Mazurek: Toward Strong, Usable Access Control for Shared Distributed Data
Stoica: Chord: A Scalable Peer-to-peer Lookup Service for Internet Applications
Wu: SPANStore: Cost-Effective Geo-Replicated Storage Spanning Multiple Cloud Services
Gonzalez: PowerGraph: Distributed Graph-Parallel Computation on Natural Graphs
Dean: MapReduce: Simplified Data Processing on Large Clusters