電商閃購搶購系統設計：樂觀鎖、Redis 原子性、佇列完整解決方案![Mark Ku]()
前言 雖然沒實作過，但研究一下電商的搶購系統，怎麼設計，下次要做就會比較快，這篇文章用 最白話的方式 講解三個核心技術： 樂觀鎖 - 怎麼防止超賣 Redis…
December 26, 2025
2 min
Hi, I'm Mark Ku.
Software Developer
擁有豐富網站開發經驗，直播系統、POS系統、電子商務、平台網站、SEO，專業的網站開發鐵三工程師。
近期文章
半年回顧：中大型系統 API Gateway (Kong) 架構評估及驗證![Mark Ku]()
在過去半年，我實際參與了一個中大型系統專案第一期的建置，主要負責 API Gateway 的架構評估與 PoC…
December 14, 2025
3 min
Argo CD 實戰筆記：從 Helm 安裝到搞定 GitLab SSO![Mark Ku]()
為什麼選擇 Argo CD + GitOps？ 如果手 邊只有一個 K8s 叢集，更新頻率不高，使用 kubectl apply…
November 20, 2025
2 min
KubeWizard x LINE Bot 實戰筆記：用聊天管理 Kubernetes![Mark Ku]()
前言 以前管 Kubernetes 都是 kubectl 或 Dashboard，出門在外還要 VPN、記指令，超麻煩。這次我直接把 KubeWizard 改造成 LINE Bot Agent…
October 30, 2025
3 min
用 Helm 佈署應用：為什麼選 Helm 佈署Kubernetes 容器應用、怎麼裝、和純 YAML 的差異![Mark Ku]()
前言 在容器化技術的演進過程中，我們經歷了從 Docker 到 Kubernetes 的轉變： Docker 時代 ： 學習曲線相對平緩，一個 docker run…
September 24, 2025
2 min
Docker 及 K8s 如何拉取映像檔![Mark Ku]()
1. 概述 在容器化部署中，如何安全、穩定地「拉取私有映像檔」是常見需求，本文精簡說明兩件事： Docker 在本機或 VM 上如何從 GitLab Registry 拉取 image…
September 02, 2025
1 min
幾個常見在 K8s 上的映像檔建置方法：Docker(DinD DooD)/Kaniko/BuildKit![Mark Ku]()
概述 本文快速比較 DinD 、 DooD 、 Kaniko 、 BuildKit 、 Buildah 的差異，並提供在 GitLab Runner on K8s…
September 01, 2025
1 min
Kong Custom ACL 套件開發教學![Mark Ku]()
前言 Kong 內建的 ACL 功能在某些情境下，無法完全滿足實際需求，因此常常需要依照企業或專案的權限邏輯進行客製化。本篇文章以一個簡單的 POC 為例，示範如何從零開始開發一個 Kong…
August 19, 2025
1 min
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