Table of Contents
Profiler Introduction
Profiler Overview
Profiler Features Cpu time/HW counters
Profiler Features Memory usage/Env. variables
Profiler Features More Env. Variables
Profiler Features Call Tree/Ancestor Tree/Load Bal.
Profiler: Compiling/Running/Getting Results
Profiler example exam1.c - the basics on 1 node
Profiler example exam1.c - Profile output
Profiler Example exam1.c - Call Tree
Profiler Example exam1.c - Running on 2 nodes
Profiler Example exam1.c - Call Tree for 2 nodes
Profiler Example exam2.c - Using the HW Counters to Gets Flops by Routine
Profiler Example exam2.c - Display the flops
Profiler & Load Balance Sample Code
First Look with Profiler, Basic and PROFILE_GSYNC_ROUTINE
Looking at wait1() & wait2()
Interpreting the Output
Profiler Notes - 2nd CPU and Useful HW Counters
Manual Profiling - genperf and perfrep
Another Profile Example -- CTH
PPT Slide
Taking the next step… More OMP
CTH w/ “full” OMP utilization
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Author: Ben Cole
Email: pfay@lanl.gov
Download presentation source
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