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Diffstat (limited to 'tests/benchmarks/conftest.py')
| -rw-r--r-- | tests/benchmarks/conftest.py | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/tests/benchmarks/conftest.py b/tests/benchmarks/conftest.py index 80eccb08..2755ee48 100644 --- a/tests/benchmarks/conftest.py +++ b/tests/benchmarks/conftest.py @@ -1,5 +1,4 @@ import functools -import numpy import os import psutil import pytest @@ -70,6 +69,18 @@ def txbenchmark_with_setup(monitored_benchmark_with_setup): # resource monitoring # +def _mean(l): + return float(sum(l)) / len(l) + + +def _std(l): + if len(l) <= 1: + return 0 + mean = _mean(l) + squares = [(x - mean) ** 2 for x in l] + return (sum(squares) / (len(l) - 1)) ** 0.5 + + class ResourceWatcher(threading.Thread): sampling_interval = 0.1 @@ -102,14 +113,17 @@ class ResourceWatcher(threading.Thread): self.cpu_percent = self.process.cpu_percent() # save memory usage info if self.watch_memory: + stats = { + 'max': max(self.memory_samples), + 'min': min(self.memory_samples), + 'mean': _mean(self.memory_samples), + 'std': _std(self.memory_samples), + } memory_percent = { 'sampling_interval': self.sampling_interval, 'samples': self.memory_samples, - 'stats': {}, + 'stats': stats, } - for stat in 'max', 'min', 'mean', 'std': - fun = getattr(numpy, stat) - memory_percent['stats'][stat] = fun(self.memory_samples) self.memory_percent = memory_percent |