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ATDM Data Management FY2015: Data Warehouse Progress Report

Ulmer, Craig; Fabian, Nathan; Kordenbrock, Todd; Mukherjee, Shyamali; Oldfield, Ron; Templet, Gary J.

The Advanced Technology Development and Mitigation (ATDM) program at Sandia National Laboratories is a new effort to build next-generation simulation codes that will map well to upcoming exascale computing platforms. Rather than follow traditional single- program, multiple data (SPMD) programming techniques, ATDM is developing applications in an asynchronous many task (AMT) form that describes work as a graph of tasks that have data dependencies. The data management team is focused on developing a data warehouse for ATDM that will enable tasks to store and exchange data objects efficiently. This report summarizes the data management teams efforts during FY15, and documents: (1) an initial API and implementation for the data warehouses key/value store, (2) API requirements for use with ATDMs runtime, (3) initial requirements for storing ATDM-specific data, and (4) the current organization of software components that will be used by the data warehouse.

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Kelpie: FY2014 Project Update

Ulmer, Craig; Mukherjee, Shyamali; Templet, Gary J.

The ASC CSSE project Kelpie is a research and development project focused on developing a distributed, in-memory data management system that can be leveraged in a number of high-performance computing (HPC) applications. After FY13s demonstration that a key/value data store could be implemented on top of the Nessie RDMA/RPC library, we began refactoring Kelpie in FY14 in order to make it more usable by other research teams that need it for upcoming milestones. This report provides a summary of the different efforts in FY14 that took place to make Kelpie a more usable system.

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18 Results
18 Results