yanickxia

高丢包长肥链路上的代理网络调优实战

一次 shadowsocks-rust 部署实录：从 58 KB/s 调到 5 MB/s（~80 倍）。适用于跨境/高 RTT/有丢包的链路，其他代理（xray 等）同理。

核心结论：加密算法几乎无关紧要，拥塞控制和 socket 缓冲才是大头；而 Docker 的网络栈会偷偷吃掉你 80 倍性能。

TL;DR — 按收益排序

优先级	手段	实测收益	层面

yanickxia

// addTypeInformationToObject adds TypeMeta information to a runtime.Object based upon the loaded scheme.Scheme
// inspired by: https://github.com/kubernetes/cli-runtime/blob/v0.19.2/pkg/printers/typesetter.go#L41
func addTypeInformationToObject(obj runtime.Object) error {
    gvks, _, err := scheme.Scheme.ObjectKinds(obj)
    if err != nil {
        return fmt.Errorf("missing apiVersion or kind and cannot assign it; %w", err)
    }

    for _, gvk := range gvks {
        if len(gvk.Kind) == 0 {

yanickxia

#![allow(unused)]

use {
    futures::{
        future::{BoxFuture, FutureExt},
        task::{ArcWake, waker_ref},
    },
    std::{
        future::Future,
        pin::Pin,

yanickxia

// ==UserScript==
// @name         add tomator timer for toggle
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       yanick
// @match        toggl.com/*
// @match        app.clickup.com/*
// @grant    GM_addStyle
// @require  http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js

yanickxia

import java.util.LinkedList;
import java.util.Queue;
import java.util.Stack;

public class TreeSearch {


    public static void depthFirstSearchWithStack(int[][] adjMatrix) {
        boolean[] visitors = new boolean[adjMatrix.length];
        Stack<Integer> stack = new Stack<>();

yanickxia

web:
  image: 'gitlab/gitlab-ce:latest'
  restart: always
  hostname: 'gitlab.example.com'
  environment:
    GITLAB_OMNIBUS_CONFIG: |
      external_url 'http://git.mschina.io'
      gitlab_rails['smtp_enable'] = true
      gitlab_rails['smtp_address'] =  'smtp.mailgun.org'
      gitlab_rails['smtp_port'] =  587

yanickxia

public abstract class BaseLoaneeRepayment implements Repayment {
  @Autowired
  protected LoanRepository loanRepository;

  @Transactional(propagation = Propagation.REQUIRES_NEW)
  public final void repay(RepaymentInfo repaymentInfo) {
    Loan loan = loanRepository.lockAndLoad(repaymentInfo.getLoan().id());
  }

  protected abstract void preCheck(final RepaymentInfo repaymentInfo);