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US08595736B2 Parsing an application to find serial and parallel data segments to minimize mitigation overhead between serial and parallel compute nodes 有权
分析应用程序以找到串行和并行数据段,以最大限度地减少串行和并行计算节点之间的缓解开销

Parsing an application to find serial and parallel data segments to minimize mitigation overhead between serial and parallel compute nodes
摘要:
Methods, systems, and products are disclosed for executing an application on a parallel computer having a plurality of nodes. Executing an application on a parallel computer includes: booting up a first subset of a plurality of nodes in a serial processing mode; booting up a second subset of the plurality of nodes in a parallel processing mode; profiling, prior to application execution, an application to identify serial segments of the application, parallel segments of the application, and application data utilized by each of the serial segments and the parallel segments; and executing the application on the plurality of nodes, including migrating, in dependence upon the profile for the application upon encountering the parallel segments during execution, only specific portions of the application and the application data from the nodes booted up in the serial processing mode to the nodes booted up in the parallel processing mode.
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