-
-
Notifications
You must be signed in to change notification settings - Fork 82
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add helper script for aggregated benchmarks across multiple runs
- Loading branch information
1 parent
115a697
commit 5d7e4e1
Showing
1 changed file
with
101 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,101 @@ | ||
from pathlib import Path | ||
import re | ||
import os | ||
import subprocess | ||
from typing import Union | ||
|
||
import numpy as np | ||
import argparse | ||
|
||
|
||
def run_command(command: str, return_output: bool = False) -> Union[tuple[list[float], str], tuple[list[float]]]: | ||
bench_folder = Path(__file__).parent.parent / "build" / "bench" | ||
if os.name == "nt": | ||
bench_folder /= "Release" | ||
res = subprocess.run(f"{bench_folder}/{command}", shell=True, capture_output=True) | ||
assert res.returncode == 0, f"\nstdout: {res.stdout.decode('utf-8')}\nstderr: {res.stderr.decode('utf-8')}" | ||
|
||
out = res.stdout.decode("utf-8") | ||
numbers = [] | ||
for number in re.findall(r"-?\d+(?:\.\d+)?", out): | ||
numbers.append(float(number)) | ||
assert len(numbers) > 0, f"Could not find any numbers in the output:\n{out}" | ||
|
||
if return_output: | ||
return numbers, out | ||
else: | ||
return numbers | ||
|
||
|
||
class ReplaceNumbers: | ||
def __init__(self, numbers: np.ndarray): | ||
self.numbers = numbers | ||
self.index = 0 | ||
|
||
def __call__(self, match: re.Match) -> str: | ||
assert match.group() == "NUMBER" | ||
number = self.numbers[self.index] | ||
self.index += 1 | ||
|
||
if number.is_integer(): | ||
return str(int(number)) | ||
else: | ||
return f"{number:.3f}" | ||
|
||
|
||
if __name__ == "__main__": | ||
parser = argparse.ArgumentParser( | ||
description=( | ||
"Repeat multiple runs of a benchmark and aggregate all numbers in the output (the outputs from all runs must " | ||
"have the same format)." | ||
), | ||
formatter_class=argparse.ArgumentDefaultsHelpFormatter, | ||
) | ||
parser.add_argument( | ||
"--command", | ||
required=True, | ||
type=str, | ||
help="The command to execute (e.g. sframe_bench 1000 insert 1000 io_mmap).", | ||
) | ||
parser.add_argument( | ||
"--warmups", | ||
default=3, | ||
required=False, | ||
type=int, | ||
help="Number of warmup runs.", | ||
) | ||
parser.add_argument( | ||
"--runs", | ||
default=30, | ||
required=False, | ||
type=int, | ||
help="Number of runs to perform and aggregate the output from.", | ||
) | ||
args = parser.parse_args() | ||
|
||
for i in range(args.warmups): | ||
print(f"Warmup {i+1}/{args.warmups}", end="\r") | ||
run_command(args.command) | ||
print() | ||
|
||
# Collect numbers from outputs of multiple runs | ||
example_output = None | ||
numbers = [] | ||
for i in range(args.runs): | ||
print(f"Run {i+1}/{args.runs}", end="\r") | ||
|
||
if example_output is None: | ||
values, text = run_command(args.command, return_output=True) | ||
example_output = text | ||
numbers.append(values) | ||
else: | ||
numbers.append(run_command(args.command)) | ||
print() | ||
|
||
numbers = np.asarray(numbers) | ||
numbers = np.min(numbers, axis=0) | ||
|
||
assert example_output is not None, "No output was collected." | ||
example_output = re.sub(r"-?\d+(?:\.\d+)?", "NUMBER", example_output) | ||
aggregated_output = re.sub("NUMBER", ReplaceNumbers(numbers), example_output) | ||
print(aggregated_output) |