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Last change
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4506,
checked in by westram, 19 years ago
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- mentioned profile_annotate.pl
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Property svn:eol-style set to
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Author Date Id Revision
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File size:
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| 1 | |
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| 2 | Short instructions how to profile ARB using valgrind |
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| 3 | ==================================================== |
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| 4 | |
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| 5 | General notes: |
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| 6 | -------------- |
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| 7 | |
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| 8 | * most ARB programs start 2 processes -> normally simply use the bigger out file |
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| 9 | * aw_message can cause serious amounts of performance loss |
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| 10 | |
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| 11 | |
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| 12 | valgrind 3.2.0: |
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| 13 | --------------- |
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| 14 | |
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| 15 | 1. run valgrind --tool=callgrind programname prog_arguments |
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| 16 | 2. perform the actions you want to get info for and terminate 'programname' |
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| 17 | |
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| 18 | 3a. run 'profile_annotate.pl' |
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| 19 | |
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| 20 | or directly |
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| 21 | |
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| 22 | 3b. run 'callgrind_annotate --tree=both --inclusive=yes [--auto=yes] callgrind.out.xxx' |
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| 23 | where xxx is the PID of the program. |
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| 24 | |
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| 25 | |
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| 26 | Older valgrind versions: |
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| 27 | ------------------------ |
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| 28 | |
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| 29 | 1. Install calltree (a valgrind extension) |
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| 30 | 2. run 'calltree --trace-children=yes programname prog_arguments' |
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| 31 | 3. perform the actions you want to get info for and terminate 'programname' |
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| 32 | 4. run 'ct_annotate --tree=both --inclusive=yes --auto=yes cachegrind.out.xxx' |
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| 33 | where xxx is the PID of the program. |
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| 34 | |
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| 35 | |
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| 36 | |
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