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Benchmark comparison rec.go with major logger libraries.

Comparison of benchmark results

Benchmark results are compared using benchstat.

Output of log entries with common JSON log format:

log sample:

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# 前準備
mkdir -p /tmp/benchmark
cd /tmp/benchmark

# ベンチマークファイル作成
tee /tmp/benchmark/benchmark_test.go <<"EOF"
package benchmark_test

import (
	"strconv"

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package main

import (
	"log"
	"net/http"

	"github.com/gorilla/websocket"
)

var upgrader = websocket.Upgrader{} // use default options

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package main

import (
	"fmt"
	"log"
	"net"
	"sync"
	"time"
)

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sudo tcpdump -G300 -W1 -vvv -l -n -p -s 65535 -w "$(uname -n)_%Y%m%dT%H%M%S.pcap"

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#!/bin/bash

# MySQL 5.6 client libraries
# https://launchpad.net/ubuntu/xenial/amd64/libmysqlclient-dev/5.6.28-1ubuntu3
# https://launchpad.net/ubuntu/xenial/amd64/mysql-client-5.6/5.6.28-1ubuntu3
# https://launchpad.net/ubuntu/xenial/amd64/mysql-client-core-5.6/5.6.28-1ubuntu3
# https://launchpad.net/ubuntu/xenial/amd64/mysql-common/5.6.28-1ubuntu3
# https://launchpad.net/ubuntu/xenial/amd64/libmysqlclient18/5.6.28-1ubuntu3
# DEPRECATED https://launchpad.net/ubuntu/xenial/amd64/libdbd-mysql-perl/4.033-1

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while sleep 1; do
  date
  if [ "$(date +%Y%m%dT%H%M)" = "20190314T1612" ]; then
    sudo tcpdump -w $(uname -n)_%Y%m%dT%H%M%S.pcap -W1 -G300
  fi
done

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#!/usr/bin/env python
# -*- coding: utf-8 -*-

import boto3
from boto3.session import Session

boto3.set_stream_logger()

session = Session(profile_name='YOUR_AWS_PROFILE_NAME')
s3 = session.resource('s3')

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#!/usr/bin/env python
# -*- coding: utf-8 -*-

from boto3.session import Session

session = Session(profile_name='YOUR_AWS_PROFILE_NAME')

ec2 = session.client('ec2')

ec2.describe_instances()

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difff() {(R=$(printf '\e[31m');G=$(printf '\e[32m');B=$(printf '\e[36m');W=$(printf '\e[1m');N=$(printf '\e[0m');diff -u "$@"|sed $(uname -s|grep -q '^Darwin'&&printf -- -E||printf -- -r) "s/(^@@.+@@|@@.+@@$)/$B\1$N/g;s/(^\+.*)$/$G\1$N/g;s/(^\-.*)$/$R\1$N/g;s/^[^\+\-]*((\+{3}|-{3}) [^ ].*)/$W\1/g;")}