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ex-likwid
This example demonstrates performance measurement using timemory's likwid markers.
Build
See examples. Further requires -DTIMEMORY_USE_LIKWID=ON to build.
Expected Output
$ ./ex_likwid
#------------------------- tim::manager initialized [id=0][pid=10290] -------------------------#
[0] TESTING [execute_test [scope: perfmon-nvmon]]...
fibonacci perfmon-nvmon : 1407332192591406
[cpu_util]|0> Outputting 'timemory-ex-likwid-output/cpu_util.json'...
[cpu_util]|0> Outputting 'timemory-ex-likwid-output/cpu_util.txt'...
Opening 'timemory-ex-likwid-output/cpu_util.jpeg' for output...
Closed 'timemory-ex-likwid-output/cpu_util.jpeg'...
|-----------------------------------------------------------------------------------------------------------------------------------------|
| PERCENTAGE OF CPU-CLOCK TIME DIVIDED BY WALL-CLOCK TIME |
|-----------------------------------------------------------------------------------------------------------------------------------------|
| LABEL | COUNT | DEPTH | METRIC | UNITS | SUM | MEAN | MIN | MAX | STDDEV | % SELF |
|-----------------------------------------------------|-------|-------|----------|-------|-------|------|-------|-------|--------|--------|
| >>> ex_likwid/[total-perfmon-nvmon-scope] | 10 | 0 | cpu_util | % | 162.6 | 16.3 | 146.9 | 166.6 | 7.4 | 0.0 |
| >>> |_ex_likwid/[worker-thread-perfmon-nvmon-scope] | 10 | 1 | cpu_util | % | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| >>> |_ex_likwid/[master-thread-perfmon-nvmon-scope] | 10 | 1 | cpu_util | % | 197.7 | 19.8 | 155.8 | 204.1 | 16.4 | 0.0 |
| >>> |_time_fibonacci/[perfmon-nvmon-master] | 10 | 2 | cpu_util | % | 197.7 | 19.8 | 156.1 | 204.3 | 16.4 | 17.6 |
| >>> |_time_fibonacci/[perfmon-nvmon-worker] | 10 | 3 | cpu_util | % | 162.9 | 16.3 | 147.8 | 167.2 | 6.6 | 100.0 |
|-----------------------------------------------------------------------------------------------------------------------------------------|
[user]|0> Outputting 'timemory-ex-likwid-output/user.flamegraph.json'...
[user]|0> Outputting 'timemory-ex-likwid-output/user.json'...
[user]|0> Outputting 'timemory-ex-likwid-output/user.txt'...
Opening 'timemory-ex-likwid-output/user.jpeg' for output...
Closed 'timemory-ex-likwid-output/user.jpeg'...
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| CPU TIME SPENT IN USER-MODE |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| LABEL | COUNT | DEPTH | METRIC | UNITS | SUM | MEAN | MIN | MAX | STDDEV | % SELF |
|-----------------------------------------------------|------------|------------|------------|------------|------------|------------|------------|------------|------------|------------|
| >>> ex_likwid/[total-perfmon-nvmon-scope] | 10 | 0 | user | sec | 3.130000 | 0.313000 | 0.030000 | 1.100000 | 0.352737 | 24.0 |
| >>> |_ex_likwid/[worker-thread-perfmon-nvmon-scope] | 10 | 1 | user | sec | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.0 |
| >>> |_ex_likwid/[master-thread-perfmon-nvmon-scope] | 10 | 1 | user | sec | 2.380000 | 0.238000 | 0.010000 | 0.840000 | 0.276035 | 0.0 |
| >>> |_time_fibonacci/[perfmon-nvmon-master] | 10 | 2 | user | sec | 2.380000 | 0.238000 | 0.010000 | 0.840000 | 0.276035 | 0.0 |
| >>> |_time_fibonacci/[perfmon-nvmon-worker] | 10 | 3 | user | sec | 3.130000 | 0.313000 | 0.030000 | 1.100000 | 0.352737 | 100.0 |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
[sys]|0> Outputting 'timemory-ex-likwid-output/sys.flamegraph.json'...
[sys]|0> Outputting 'timemory-ex-likwid-output/sys.json'...
[sys]|0> Outputting 'timemory-ex-likwid-output/sys.txt'...
Opening 'timemory-ex-likwid-output/sys.jpeg' for output...
Closed 'timemory-ex-likwid-output/sys.jpeg'...
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| CPU TIME SPENT IN KERNEL-MODE |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| LABEL | COUNT | DEPTH | METRIC | UNITS | SUM | MEAN | MIN | MAX | STDDEV | % SELF |
|-----------------------------------------------------|------------|------------|------------|------------|------------|------------|------------|------------|------------|------------|
| >>> ex_likwid/[total-perfmon-nvmon-scope] | 10 | 0 | sys | sec | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.0 |
| >>> |_ex_likwid/[worker-thread-perfmon-nvmon-scope] | 10 | 1 | sys | sec | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.0 |
| >>> |_ex_likwid/[master-thread-perfmon-nvmon-scope] | 10 | 1 | sys | sec | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.0 |
| >>> |_time_fibonacci/[perfmon-nvmon-master] | 10 | 2 | sys | sec | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.0 |
| >>> |_time_fibonacci/[perfmon-nvmon-worker] | 10 | 3 | sys | sec | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.0 |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
[wall]|0> Outputting 'timemory-ex-likwid-output/wall.flamegraph.json'...
[wall]|0> Outputting 'timemory-ex-likwid-output/wall.json'...
[wall]|0> Outputting 'timemory-ex-likwid-output/wall.txt'...
Opening 'timemory-ex-likwid-output/wall.jpeg' for output...
Closed 'timemory-ex-likwid-output/wall.jpeg'...
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| REAL-CLOCK TIMER (I.E. WALL-CLOCK TIMER) |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| LABEL | COUNT | DEPTH | METRIC | UNITS | SUM | MEAN | MIN | MAX | STDDEV | % SELF |
|-----------------------------------------------------|------------|------------|------------|------------|------------|------------|------------|------------|------------|------------|
| >>> ex_likwid/[total-perfmon-nvmon-scope] | 10 | 0 | wall | sec | 1.925248 | 0.192525 | 0.020349 | 0.678071 | 0.215506 | 37.5 |
| >>> |_ex_likwid/[worker-thread-perfmon-nvmon-scope] | 10 | 1 | wall | sec | 0.000285 | 0.000029 | 0.000018 | 0.000057 | 0.000013 | 100.0 |
| >>> |_ex_likwid/[master-thread-perfmon-nvmon-scope] | 10 | 1 | wall | sec | 1.203867 | 0.120387 | 0.006417 | 0.417397 | 0.136910 | 0.0 |
| >>> |_time_fibonacci/[perfmon-nvmon-master] | 10 | 2 | wall | sec | 1.203766 | 0.120377 | 0.006404 | 0.417389 | 0.136911 | 0.0 |
| >>> |_time_fibonacci/[perfmon-nvmon-worker] | 10 | 3 | wall | sec | 1.921988 | 0.192199 | 0.019745 | 0.677860 | 0.215565 | 100.0 |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|