[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"academy-blogs-en-1-1-all-golang-ep105-event-queue-prioritization-all--*":3,"academy-blog-translations-l8vnu6b6hove01q":80},{"data":4,"page":67,"perPage":67,"totalItems":67,"totalPages":67},[5],{"alt":6,"collectionId":7,"collectionName":8,"content":9,"cover_image":10,"cover_image_path":11,"created":12,"created_by":13,"expand":14,"id":75,"keywords":76,"locale":49,"published_at":77,"scheduled_at":13,"school_blog":71,"short_description":78,"status":69,"title":6,"updated":79,"updated_by":13,"slug":72,"views":74},"EP.105 Event Queue Management and Prioritization in WebSocket Systems","sclblg987654321","school_blog_translations","\u003Cp>In a large-scale WebSocket system, where real-time data is received and transmitted from multiple sources — such as chat messages, notifications, or status updates — problems like event ordering and delay can occur.\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Cp>To ensure the system runs smoothly and stably, we need:\u003C\u002Fp>\u003Cul>\u003Cli>Event Queue Management\u003C\u002Fli>\u003Cli>Prioritization Mechanism\u003C\u002Fli>\u003C\u002Ful>\u003Cp> \u003C\u002Fp>\u003Cp>This ensures that critical events are processed first and are not lost during processing.\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Ch2>🔹 1. Why manage the Event Queue?\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp>Without proper queue management, a WebSocket system may encounter:\u003C\u002Fp>\u003Cp>❌ Out-of-order events\u003Cbr>❌ Lost notifications\u003Cbr>❌ High latency under heavy load\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Cp>Event Queues help by:\u003C\u002Fp>\u003Cp>✅ Temporarily buffering data before sending\u003Cbr>✅ Processing critical events (e.g., system alerts) before regular ones\u003Cbr>✅ Preventing server overload during high connection volume\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Ch2>🧩 2. Designing an Event Queue structure in Go\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp>We can use Go channels and Priority Queue (Heap) to manage event priority easily and efficiently.\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Ch3>Example: Golang Priority Event Queue\u003C\u002Fh3>\u003Cpre>\u003Ccode class=\"language-plaintext language-go\">package main\n\nimport (\n\t\"container\u002Fheap\"\n\t\"fmt\"\n\t\"time\"\n)\n\n\u002F\u002F Event represents an event in the system\ntype Event struct {\n\tPriority int\n\tMessage  string\n\tIndex    int\n}\n\n\u002F\u002F PriorityQueue orders events by priority\ntype PriorityQueue []*Event\n\nfunc (pq PriorityQueue) Len() int { return len(pq) }\n\nfunc (pq PriorityQueue) Less(i, j int) bool {\n\treturn pq[i].Priority > pq[j].Priority \u002F\u002F Higher value = higher priority\n}\n\nfunc (pq PriorityQueue) Swap(i, j int) {\n\tpq[i], pq[j] = pq[j], pq[i]\n\tpq[i].Index, pq[j].Index = i, j\n}\n\nfunc (pq *PriorityQueue) Push(x interface{}) {\n\titem := x.(*Event)\n\titem.Index = len(*pq)\n\t*pq = append(*pq, item)\n}\n\nfunc (pq *PriorityQueue) Pop() interface{} {\n\told := *pq\n\tn := len(old)\n\titem := old[n-1]\n\t*pq = old[0 : n-1]\n\treturn item\n}\n\nfunc main() {\n\tpq := make(PriorityQueue, 0)\n\theap.Init(&pq)\n\n\t\u002F\u002F Push events to the queue\n\theap.Push(&pq, &Event{Priority: 3, Message: \"📢 Chat Message\"})\n\theap.Push(&pq, &Event{Priority: 1, Message: \"🔔 Notification\"})\n\theap.Push(&pq, &Event{Priority: 5, Message: \"🚨 System Alert\"})\n\n\tfor pq.Len() > 0 {\n\t\tevent := heap.Pop(&pq).(*Event)\n\t\tfmt.Printf(\"Processing: %s\\n\", event.Message)\n\t\ttime.Sleep(500 * time.Millisecond)\n\t}\n}\n\u003C\u002Fcode>\u003C\u002Fpre>\u003Cp> \u003C\u002Fp>\u003Ch3>🧠 Output:\u003C\u002Fh3>\u003Cpre>\u003Ccode class=\"language-plaintext\">Processing: 🚨 System Alert  \nProcessing: 📢 Chat Message  \nProcessing: 🔔 Notification\n\u003C\u002Fcode>\u003C\u002Fpre>\u003Cp> \u003C\u002Fp>\u003Cp>✅ This shows that the system correctly processes events based on their priority.\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Ch2>⚙️ 3. Applying to real-world WebSocket systems\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp>When the server receives events from multiple sources (e.g., user actions, system events, notifications), we can use a queue like this to:\u003C\u002Fp>\u003Cul>\u003Cli>Separate critical events from normal ones\u003C\u002Fli>\u003Cli>Control real-time data flow in correct order\u003C\u002Fli>\u003Cli>Prevent overload during traffic spikes\u003C\u002Fli>\u003C\u002Ful>\u003Cp> \u003C\u002Fp>\u003Cp>Systems connected to Redis or Kafka can also adopt this concept to scale for tens of thousands to hundreds of thousands of concurrent users.\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Ch2>🔧 4. Best Practices for Event Queue Management\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cul>\u003Cli>Use priority tags (e.g., low, normal, high, critical) to classify events\u003C\u002Fli>\u003Cli>Use a worker pool to process multiple queues concurrently\u003C\u002Fli>\u003Cli>Implement timeout\u002Fretry logic for failed event delivery\u003C\u002Fli>\u003Cli>Use monitoring tools to track queue backlog and processing delays\u003C\u002Fli>\u003C\u002Ful>\u003Cp> \u003C\u002Fp>\u003Ch2>🚀 Give it a try!\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp>Try building a simulated Priority Event Queue, then add both notifications and chat events with different priorities.\u003C\u002Fp>\u003Cp>You’ll quickly see that critical events are handled first, and the system feels smoother ⚡\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Chr>\u003Cp> \u003C\u002Fp>\u003Ch2>🌟 Next EP\u003C\u002Fh2>\u003Cp> \u003C\u002Fp>\u003Cp>In \u003Cstrong>EP.106\u003C\u002Fstrong>, we’ll talk about \u003Cstrong>“Monitoring & Metrics for WebSocket Production”\u003C\u002Fstrong> — learn how to track and observe your WebSocket server using Prometheus, Grafana, and the essential metrics every production system should monitor! 📊\u003C\u002Fp>\u003Cp> \u003C\u002Fp>\u003Cp data-start=\"498\" data-end=\"834\">\u003Cstrong>Read more\u003C\u002Fstrong>\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cp data-start=\"498\" data-end=\"834\">\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.superdev.school\u002Fblogs\u002Fcategories\u002FGolang\">\u003Cstrong>Golang The Series\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\u003C\u002Fli>\u003Cli>\u003Cp data-start=\"498\" data-end=\"834\">\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.superdev.school\u002Fblogs\u002Fcategories\u002FJS2GO\">\u003Cstrong>JS2GO\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\u003C\u002Fli>\u003Cli>\u003Cp data-start=\"498\" data-end=\"834\">\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.superdev.school\u002Fen\u002Fblogs\u002Fcategories\u002FTailwind%20CSS\">\u003Cstrong>10 Eps That Will Make You a Pro Tailwind CSS Overnight\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\u003C\u002Fli>\u003C\u002Ful>\u003Cp>\u003Cstrong>🔵 Facebook: \u003C\u002Fstrong>\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.facebook.com\u002Fsuperdev.academy.th\">\u003Cstrong>Superdev Academy\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\u003Cp>\u003Cstrong>🔴 YouTube: \u003C\u002Fstrong>\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.youtube.com\u002Fchannel\u002FUC2eI2RxcA2zbTqZyHyWIfRg\">\u003Cstrong>Superdev Academy\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\u003Cp>\u003Cstrong>📸 Instagram: \u003C\u002Fstrong>\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.instagram.com\u002Fsuperdevschool\u002F\">\u003Cstrong>Superdev Academy\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\u003Cp>\u003Cstrong>🎬 TikTok: \u003C\u002Fstrong>\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.tiktok.com\u002F@superdevacademy?lang=th-TH\">\u003Cstrong>https:\u002F\u002Fwww.tiktok.com\u002F@superdevacademy?lang=th-TH\u003C\u002Fstrong>\u003C\u002Fa>\u003C\u002Fp>\u003Cp>\u003Cstrong>🌐 Website: \u003C\u002Fstrong>\u003Ca target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\u002F\u002Fwww.superdevacademy.com\u002Fen\">\u003Cstrong>https:\u002F\u002Fwww.superdevacademy.com\u002Fen\u003C\u002Fstrong>\u003C\u002Fa>\u003Cstrong> \u003C\u002Fstrong>\u003C\u002Fp>","183_11zon_zois8g360m.webp","https:\u002F\u002Ftwsme-r2.tumwebsme.com\u002Fsclblg987654321\u002Fssqr3ml3n5i9i51\u002F183_11zon_zois8g360m.webp","2026-03-04 08:45:43.566Z","",{"keywords":15,"locale":43,"school_blog":53},[16,23,28,33,38],{"collectionId":17,"collectionName":18,"created":19,"created_by":13,"id":20,"name":21,"updated":22,"updated_by":13},"sclkey987654321","school_keywords","2026-03-04 08:34:00.920Z","ecac9y661or1xka","WebSocket","2026-04-10 16:08:05.227Z",{"collectionId":17,"collectionName":18,"created":24,"created_by":13,"id":25,"name":26,"updated":27,"updated_by":13},"2026-03-04 08:45:41.912Z","7z1k708lq9j7vj9","Event Queue","2026-04-10 16:13:01.966Z",{"collectionId":17,"collectionName":18,"created":29,"created_by":13,"id":30,"name":31,"updated":32,"updated_by":13},"2026-03-04 08:20:14.253Z","ah6lvy4x8qe08l5","Golang","2026-04-10 16:07:26.172Z",{"collectionId":17,"collectionName":18,"created":34,"created_by":13,"id":35,"name":36,"updated":37,"updated_by":13},"2026-03-04 08:45:41.602Z","b3yghkzzdhlv3c6","Prioritization","2026-04-10 16:13:01.818Z",{"collectionId":17,"collectionName":18,"created":39,"created_by":13,"id":40,"name":41,"updated":42,"updated_by":13},"2026-03-04 08:20:11.547Z","ey3puyme01a9bsw","Go","2026-04-10 16:07:25.893Z",{"code":44,"collectionId":45,"collectionName":46,"created":47,"flag":48,"id":49,"is_default":50,"label":51,"updated":52},"en","pbc_1989393366","locales","2026-01-22 11:00:02.726Z","twemoji:flag-united-states","qv9c1llfov2d88z",false,"English","2026-04-10 15:42:46.825Z",{"category":54,"collectionId":55,"collectionName":56,"created":13,"expand":57,"id":71,"slug":72,"updated":73,"views":74},"wqxt7ag2gn7xcmk","pbc_2105096300","school_blogs",{"category":58},{"blogIds":59,"collectionId":60,"collectionName":61,"created":62,"created_by":13,"id":54,"image":63,"image_alt":13,"image_path":64,"label":65,"name":66,"priority":67,"publish_at":68,"scheduled_at":13,"status":69,"updated":70,"updated_by":13},[],"sclcatblg987654321","school_category_blogs","2026-03-04 08:33:53.210Z","59ty92ns80w_15oc1implw.png","https:\u002F\u002Ftwsme-r2.tumwebsme.com\u002Fsclcatblg987654321\u002Fwqxt7ag2gn7xcmk\u002F59ty92ns80w_15oc1implw.png",{"en":66,"th":66},"Golang The Series",1,"2026-03-16 04:39:38.440Z","published","2026-04-25 02:32:15.470Z","l8vnu6b6hove01q","golang-ep105-event-queue-prioritization","2026-05-08 07:28:31.227Z",205,"ssqr3ml3n5i9i51",[20,25,30,35,40],"2025-10-31 02:41:25.031Z","Learn how to manage event queues and prioritize real-time events in large-scale WebSocket systems using Golang.","2026-04-25 02:47:56.338Z",{"th":72,"en":72}]