Contrasting Linux on POWER Profilers
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Profilers help pinpoint common performance problems in an application. This article compares and contrasts three commonly used open source profilers for Linux on POWER -- OProfile, gprof, and tprof -- which are available to end users and programmers for both SUSE and Red Hat Linux distributions. To demonstrate each profiler's strengths and weaknesses, this article profiles a simple sort program, incorporating three different sorting algorithms.
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