diff options
Diffstat (limited to 'tools/profiling/microbenchmarks')
| -rwxr-xr-x | tools/profiling/microbenchmarks/bm_diff.py | 37 | ||||
| -rw-r--r-- | tools/profiling/microbenchmarks/bm_json.py | 2 |
2 files changed, 25 insertions, 14 deletions
diff --git a/tools/profiling/microbenchmarks/bm_diff.py b/tools/profiling/microbenchmarks/bm_diff.py index 0f54dbfe32..392c48ffe2 100755 --- a/tools/profiling/microbenchmarks/bm_diff.py +++ b/tools/profiling/microbenchmarks/bm_diff.py @@ -60,14 +60,23 @@ def median(ary): def min_change(pct): return lambda n, o: abs(changed_ratio(n,o)) > pct/100.0 +nanos = { + 'abs_diff': 10, + 'pct_diff': 10, +} +counter = { + 'abs_diff': 1, + 'pct_diff': 1, +} + _INTERESTING = [ - 'cpu_time', - 'real_time', - 'locks_per_iteration', - 'allocs_per_iteration', - 'writes_per_iteration', - 'atm_cas_per_iteration', - 'atm_add_per_iteration', + 'cpu_time': nanos, + 'real_time': nanos, + 'locks_per_iteration': counter, + 'allocs_per_iteration': counter, + 'writes_per_iteration': counter, + 'atm_cas_per_iteration': counter, + 'atm_add_per_iteration': counter, ] _AVAILABLE_BENCHMARK_TESTS = ['bm_fullstack_unary_ping_pong', @@ -85,9 +94,9 @@ _AVAILABLE_BENCHMARK_TESTS = ['bm_fullstack_unary_ping_pong', argp = argparse.ArgumentParser(description='Perform diff on microbenchmarks') argp.add_argument('-t', '--track', - choices=sorted(_INTERESTING), + choices=sorted(_INTERESTING.keys()), nargs='+', - default=sorted(_INTERESTING), + default=sorted(_INTERESTING.keys()), help='Which metrics to track') argp.add_argument('-b', '--benchmarks', nargs='+', choices=_AVAILABLE_BENCHMARK_TESTS, default=['bm_cq']) argp.add_argument('-d', '--diff_base', type=str) @@ -161,12 +170,12 @@ class Benchmark: self.final = {} def add_sample(self, data, new): - for f in _INTERESTING: + for f in args.track: if f in data: self.samples[new][f].append(float(data[f])) def process(self): - for f in _INTERESTING: + for f in args.track: new = self.samples[True][f] old = self.samples[False][f] if not new or not old: continue @@ -178,7 +187,7 @@ class Benchmark: print 'new=%r old=%r new_mdn=%f old_mdn=%f delta=%f ratio=%f p=%f' % ( new, old, new_mdn, old_mdn, delta, ratio, p ) - if p < args.p_threshold and abs(delta) > 0.1 and abs(ratio) > 0.03: + if p < args.p_threshold and abs(delta) > _INTERESTING[f]['abs_diff'] and abs(ratio) > _INTERESTING[f]['pct_diff']: self.final[f] = delta return self.final.keys() @@ -202,10 +211,12 @@ for bm in comparables: js_old_opt = json.loads(f.read()) for row in bm_json.expand_json(js_new_ctr, js_new_opt): + print row name = row['cpp_name'] if name.endswith('_mean') or name.endswith('_stddev'): continue benchmarks[name].add_sample(row, True) for row in bm_json.expand_json(js_old_ctr, js_old_opt): + print row name = row['cpp_name'] if name.endswith('_mean') or name.endswith('_stddev'): continue benchmarks[name].add_sample(row, False) @@ -214,7 +225,7 @@ really_interesting = set() for name, bm in benchmarks.items(): print name really_interesting.update(bm.process()) -fields = [f for f in _INTERESTING if f in really_interesting] +fields = [f for f in args.track if f in args.track] headers = ['Benchmark'] + fields rows = [] diff --git a/tools/profiling/microbenchmarks/bm_json.py b/tools/profiling/microbenchmarks/bm_json.py index 1ec441efee..1a618a690d 100644 --- a/tools/profiling/microbenchmarks/bm_json.py +++ b/tools/profiling/microbenchmarks/bm_json.py @@ -179,7 +179,7 @@ def parse_name(name): def expand_json(js, js2 = None): for bm in js['benchmarks']: - if bm['name'].endswith('_stddev') or bm['name'].endswith('mean'): continue + if bm['name'].endswith('_stddev') or bm['name'].endswith('_mean'): continue context = js['context'] if 'label' in bm: labels_list = [s.split(':') for s in bm['label'].strip().split(' ') if len(s) and s[0] != '#'] |