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IBM System Blue Gene Solution Blue Gene/Q Application Development by Megan Gilge

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Hardware performance counters
The Blue Gene/Q system has multiple hardware performance events and counters. To tune performance and monitor hardware performance events, use the Blue Gene/Q Hardware Performance Monitoring (BGPM) API or another tool that uses it. This section describes the BGPM API and the industry‑standard Performance Application Programming Interface (PAPI-C).
Blue Gene Hardware Performance Monitoring API
The native BGPM API implements a C programming interface for the Blue Gene/Q universal performance counter hardware. You can ...

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