... | ... | @@ -25,9 +25,12 @@ ACtIVITY APPLICATION ON |
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Let ITAC know where to find your configuration file with:
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`export VT_CONFIG="trace.conf"`
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TODO: add information on tracing stack information
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# Generating the trace
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Add the **-trace** option to intel mpi launcher
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mpi[exec|run] -np <num-ranks> **-trace** ./Exahype ./spec-file
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`mpi[exec|run] -np <num-ranks> -trace ./Exahype ./spec-file`
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# Analyzing the trace
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... | ... | @@ -35,7 +38,7 @@ mpi[exec|run] -np <num-ranks> **-trace** ./Exahype ./spec-file |
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Recommendation: copy trace files to local machine for analysis
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# Overview of GUI
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# Overview of GUI (TODO)
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Flat profile, load balance + pie chart, ungroup MPI
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... | ... | @@ -46,5 +49,9 @@ event trace - filter by tag and change function colours |
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# Useful links
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http://www.nersc.gov/users/software/performance-and-debugging-tools/intel-trace-analyzer-and-collector/
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https://software.intel.com/en-us/node/561289
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https://software.intel.com/en-us/itc-user-and-reference-guide-configuring-intel-trace-collector
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