--- title: Best Envoy posts of 2023 | daily.dev description: The most upvoted Envoy posts of 2023, curated by the daily.dev community. canonical: https://daily.dev/tags/envoy/best-of/2023 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/tags/envoy/best-of/2023 og:type: website og:site_name: daily.dev og:title: Best Envoy posts of 2023 | daily.dev og:description: The most upvoted Envoy posts of 2023, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Envoy — 2023 1. 1 [](/posts/how-slack-sends-millions-of-messages-in-real-time-vaw3gzhu2 "How Slack sends Millions of Messages in Real Time") Article Quastor Daily · 3y How Slack sends Millions of Messages in Real Time How Slack sends millions of messages in Real Time Plus, how Jane Street writes tests, challenges with caching, why tail latencies matter and more. How Slack Sends Millions of Messages in Real time using Channel, Gateway and Presence Servers Consistent Hashing to map Channel IDs to Channel Servers. 49 2. 2 [](/posts/real-time-messaging-architecture-at-slack-mnkmznumu "Real-Time Messaging Architecture at Slack") Article InfoQ · 3y Real-Time Messaging Architecture at Slack Slack provides a comprehensive insight into its Pub/Sub architecture, designed to manage real-time messages at scale. Slack's engineers say the company plans to enhance its architecture to serve a more significant customer base. The system's backend is composed of several services, including stateful, in-memory servers. 30 3. 3 [](/posts/wtf-is-cilium--bg0cmzwqk "WTF is Cilium?") Article Container Solutions · 4y WTF is Cilium? Cilium aims to be how we all connect, observe and secure workloads using eBPF as the core technology to provide solutions in an efficient, Cloud Native way. EBPF gives applications superpowers through custom programs that attach to events in the kernel, and you can deploy to help you efficiently manage container clusters. 13 1 [See all Envoy archives](/tags/envoy/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/tags/envoy/best-of/2023#page","url":"https://daily.dev/tags/envoy/best-of/2023","name":"Best Envoy Posts of 2023","description":"The most upvoted Envoy posts of 2023, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/tags/envoy/best-of/2023#items","numberOfItems":3,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/how-slack-sends-millions-of-messages-in-real-time-vaw3gzhu2","name":"How Slack sends Millions of Messages in Real Time"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/real-time-messaging-architecture-at-slack-mnkmznumu","name":"Real-Time Messaging Architecture at Slack"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/wtf-is-cilium--bg0cmzwqk","name":"WTF is Cilium?"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Tags","item":"https://daily.dev/tags"},{"@type":"ListItem","position":3,"name":"Envoy","item":"https://daily.dev/tags/envoy"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/tags/envoy/best-of"},{"@type":"ListItem","position":5,"name":"2023"}]}]} ```