Archive for July 18, 2007

Perfmon2: A flexible performance monitoring interface for Linux

The 2006 OLS paper Perfmon2: A flexible performance monitoring interface for Linux by Stéphane Eranian gives an overview of designing a generic interface for hardware monitoring for a diverse test of processors. Modern processors have all kinds of support to collect information about cpu cycles used, instruction pipelines, on-chip caches, etc. Since the Performance Monitoring […]