--- title: "Several Components are Rendering: Client Performance at Slack-Scale" url: https://daily.dev/posts/several-components-are-rendering-client-performance-at-slack-scale-evubbfyjp source_url: https://www.infoq.com/presentations/slack-front-performance/ type: article source: "InfoQ" published: 2024-04-25T16:51:38.211Z updated: 2024-05-09T09:27:15.675Z tags: ["react", "ux", "redux"] reading_time: 23 upvotes: 1 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Several Components are Rendering: Client Performance at Slack-Scale **[InfoQ](https://daily.dev/sources/infoq)** · 23 min read · 1 upvotes · 0 comments ## Summary This post discusses the importance of performance in user experience and explores performance issues faced by Slack in their React and Redux application. It highlights the impact of Redux on performance, particularly with the sidebar component. The post also suggests various solutions for improving performance, including targeting problem components, batched updates, codemods, and using Redux less. Despite the challenges, Slack continues to use React and Redux due to their popularity and ease of use. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 0 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#react](https://daily.dev/tags/react), [#ux](https://daily.dev/tags/ux), [#redux](https://daily.dev/tags/redux) [View this post on daily.dev](https://daily.dev/posts/several-components-are-rendering-client-performance-at-slack-scale-evubbfyjp)