dmitryhd

Surprisingly on Apple M2 (ARM) atomic is inferior to mutex.

g++ -std=c++20 -O3 atomic_vs_mutex_cnt.cpp -pthread
python3 run_counter.py > counter_perf.csv
pip3 install pandas seaborn
python3 plot.py

see result in mutex_vs_atomic_m2_chart.png

dmitryhd

class Color:
    """
    https://misc.flogisoft.com/bash/tip_colors_and_formatting
    https://gist.github.com/dmitryhd/68f2a71fb2832643217c17e61a78b214
    """
    COLOR = '\033['
    BOLD = '\033[1m'
    RESET = '\033[0m'
    DIM = '\e[2m'
    BLINK = '\e[5m'

dmitryhd

from line_profiler import LineProfiler


def profile_function(func, *args, **kwargs):
    '''
    Usage:
    def long_function(x, y)
        return x + y

    z = profile_function(long_function, x=1, y=2)

dmitryhd

dmitryhd

__all__ = [
    'SlackBot',
    'RecBot',
]

import os
import time
import re
import subprocess
from functools import wraps

dmitryhd

import matplotlib.pyplot as plt
import matplotlib
import seaborn as sns
%matplotlib inline
plt.rcParams["figure.figsize"] = (12., 7.)
%config InlineBackend.figure_format = 'retina'

sns.set_style('dark')
matplotlib.rc('font', family='Arial')  # in case of missing cyrillic fonts
import warnings; warnings.filterwarnings("ignore")  # font warning

h3

# -*- coding: utf-8 -*-

from __future__ import unicode_literals

import re
import sys


def c(i):
    """

dmitryhd

import logging
import logging.handlers
import os.path as path


LOG_FORMAT = '[%(asctime)s] %(levelname)s  %(message)s'
TIME_FORMAT = '%Y-%m-%d %H:%M:%S'
LOG_DEFAULT_LEVEL = logging.DEBUG

dmitryhd

import matplotlib.pyplot as plt
import matplotlib.pylab as pylab
import seaborn as sns
%matplotlib inline

pylab.rcParams['figure.figsize'] = 12.0, 7.0

plt.rcParams['axes.labelweight'] = 'bold'
plt.rcParams['axes.titleweight'] = 'bold'
plt.rcParams['font.family'] = 'serif'

dmitryhd

import logging
import logging.handlers
import os.path as path


def configure_logger(
        logger_name='logger',
        log_dir='/tmp/',
        filename='',
        to_stdout=True,