An API for Runtime Code Patching
International Journal of High Performance Computing Applications
On-line automated performance diagnosis on thousands of processes
Proceedings of the eleventh ACM SIGPLAN symposium on Principles and practice of parallel programming
Performance analysis of shared-memory parallel applications using performance properties
HPCC'05 Proceedings of the First international conference on High Performance Computing and Communications
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We present our approach for automating the performance analysis of parallel applications based on the idea of ASL performance properties. Our tool Periscope automatically searches for inefficiencies specified as ASL properties, leveraging a set of agents distributed over the target machine and arranged in a tree-like hierarchy. Decomposing the analysis using a set of agents allows the analysis process to be performed in a scalable way. If the machine or target application scales in number of nodes or processors used, Periscope similarly scales in number of agents employed.