一个不知名の睡觉高手 flxxyz

AWS 的数据传输类型大致有如下三类：

每个区域从 AWS 到 Internet 的数据传输费率都不一样，基本是 下行免费，上行收费，费率算总量

	#
	# /etc/sysctl.conf - Configuration file for setting system variables
	# See /etc/sysctl.d/ for additonal system variables
	# See sysctl.conf (5) for information.
	#

	#kernel.domainname = example.com

	# Uncomment the following to stop low-level messages on console
	#kernel.printk = 3 4 1 3

	<!DOCTYPE html>
	<html>
	<head>
	<meta name="content-type" content="text/html;charset=utf-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0, viewport-fit=cover" />
	<title>hello mirror</title>
	</head>
	<body>
	<h1>Hello Mirror</h1>
	<h2>Support Server</h2>

	写测试

	```
	time dd if=/dev/zero of=/tmp/test bs=8k count=1000000
	```

	读测试

	```
	time dd if=/tmp/test of=/dev/null bs=8k

	import crypto from 'crypto';

	export default class AESCipher {
	#key: Buffer;

	constructor(key: string) {
	const hash = crypto.createHash('sha256');
	hash.update(key);
	this.#key = hash.digest();
	}

	version: '2.1'

	services:
	kafka-ui:
	container_name: kafka-ui
	image: provectuslabs/kafka-ui:latest
	ports:
	- "9888:8080"
	environment:
	DYNAMIC_CONFIG_ENABLED: "true"

	#!/bin/bash

	TXT="包含的文本"

	docker rmi $(docker images \| grep $TXT \| awk '$1 { print $1":"$2 }')

	export type Callback = (...args: any[]) => any;

	export class Callbacks {
	#callbacks: Map<string, Callback[]>;

	constructor() {
	this.#callbacks = new Map();
	}

	add(name: string, fn: any) {

	export interface Cache {
	addValue(key: any, value: any, ttl?: number): void \| Promise<void>;
	getValue(key: any): Promise<T>;
	hasExpired(key: string): boolean \| Promise<boolean>;
	deleteValue(key: string): T \| Promise<T>;
	}

	export class MemoryCache extends Map implements Cache {
	addValue(key: any, value: any, ttl?: number) {
	if (typeof ttl !== 'number') {

	wget https://www.python.org/ftp/python/2.7.18/Python-2.7.18.tgz
	tar xzf Python-2.7.18.tgz
	cd Python-2.7.18
	sudo ./configure --enable-optimizations
	sudo make altinstall
	sudo ln -s "/usr/local/bin/python2.7" "/usr/bin/python"