Now vibe coding, so learning hammer FE ?https://channel.meo-ai.comhttps://channel.meo-ai.com/posts/562https://channel.meo-ai.com/posts/562Fri, 20 Feb 2026 08:07:13 GMT<span class="post-title-source">《我们将 </span><mark class="highlight"><span class="post-title-source">Node</span></mark><span class="post-title-source">.js 内存占用减少了一半》</span><br /><br />标签：<a href="/search/result?q=%23%E5%90%8E%E7%AB%AF" title="#后端">#后端</a> <a href="/search/result?q=%23Node" title="#Node">#Node</a>.js <a href="/search/result?q=%23V8" title="#V8">#V8</a> <a href="/search/result?q=%23%E6%80%A7%E8%83%BD%E4%BC%98%E5%8C%96" title="#性能优化">#性能优化</a> <a href="/search/result?q=%23%E5%86%85%E5%AD%98%E7%AE%A1%E7%90%86" title="#内存管理">#内存管理</a> <a href="/search/result?q=%23Docker" title="#Docker">#Docker</a><br /><br />本文介绍了通过启用 V8 引擎的指针压缩（Pointer Compression）技术，在不修改代码的情况下将 <mark class="highlight">Node</mark>.js 应用内存占用减少约 50%，且仅带来 2-4% 的平均延迟开销，同时显著降低 P99 延迟。Cloudflare 与 Igalia 合作解决了历史性的"4GB 内存笼"限制，使每个 Worker 线程拥有独立的 4GB 压缩内存空间。<br /><br />文章要点：<br />- 技术原理：指针压缩将 64 位指针转为 32 位偏移量，使每个指针从 8 字节减至 4 字节，内存占用减半，代价是每次堆访问需额外的加减法运算<br />- 历史障碍：此前 <mark class="highlight">Node</mark>.js 未默认启用是因所有 Worker 线程共享单一 4GB 内存空间，2024 年 Cloudflare 与 Igalia 合作推出 IsolateGroups 功能，使每个 V8 实例拥有独立的 4GB 压缩内存笼<br />- 实验结果：在 Next.js 电商应用基准测试中，指针压缩实现内存减半（2GB→1GB），平均延迟仅增加 2.5-4.2%，但 P99 延迟降低 7-43%，最大延迟降低 6-38%，因更小的堆减少了 GC 暂停时间<br />- 业务价值：可显著降低 Kubernetes 集群成本、提升多租户 SaaS 密度、支持边缘计算部署、增加 WebSocket 并发连接数<br />- 兼容性限制：每个 V8 实例仍受 4GB 堆内存限制；使用旧版 NAN 的原生插件不兼容，但 <mark class="highlight">Node</mark>-API 插件不受影响<br />- 使用方式：通过 <code>platformatic/<mark class="highlight">node</mark>-caged</code> Docker 镜像一键替换官方 <mark class="highlight">Node</mark>.js 镜像即可启用<br /><br />链接：<a href="https://blog.platformatic.dev/we-cut-nodejs-memory-in-half" target="_blank" rel="noopener" title="https://blog.platformatic.dev/we-cut-nodejs-memory-in-half">https://blog.platformatic.dev/we-cut-nodejs-memory-in-half</a>https://channel.meo-ai.com/posts/506https://channel.meo-ai.com/posts/506Fri, 07 Nov 2025 02:06:09 GMT<a href="/search/result?q=%23Node" title="#Node">#Node</a> 作者受不了 Python 的异步体验，转向了 <mark class="highlight">node</mark> 开发后端<br /><br /><a href="https://blog.yakkomajuri.com/blog/python-to-node" target="_blank" rel="noopener" title="https://blog.yakkomajuri.com/blog/python-to-node">https://blog.yakkomajuri.com/blog/python-to-node</a>https://channel.meo-ai.com/posts/420https://channel.meo-ai.com/posts/420Thu, 17 Jul 2025 06:57:30 GMT<a href="/search/result?q=%23Node" title="#Node">#Node</a> <a href="/search/result?q=%23%E6%96%87%E7%AB%A0" title="#文章">#文章</a> <mark class="highlight">node</mark> 版本管理工具可能会拖慢你的终端？<br />NVM (warm): 148-217ms per switch<br />FNM (warm): 4-5ms per switch<br />Volta (warm): 2-3ms per switch<br /><br /><br /><a href="https://nodevibe.substack.com/p/the-500x-performance-gap-between" target="_blank" rel="noopener" title="https://nodevibe.substack.com/p/the-500x-performance-gap-between">https://nodevibe.substack.com/p/the-500x-performance-gap-between</a><a class="tgme_widget_message_link_preview" href="https://nodevibe.substack.com/p/the-500x-performance-gap-between" target="_blank" rel="noopener" title="Links that I found useful this week:"> <div class="link_preview_site_name accent_color">Substack</div> <img class="link_preview_image" alt="The 500x performance gap between Node.js version managers (and why you might not care)" src="/static/https://cdn4.telesco.pe/file/d8Oj2sJbtq1PTlJyOF-2wq9ZYTZsuqfKy-44KwK9XOWPct9gjIv36rs-92PyOLfeEJK9oj8PYTaZsNfApJQREpsBSsM5tkiyddrC7yY1chc6UAPeT6TWEAwAt1zsl7hucHgUGGyx0Uc7v8c6gPqnd6I3HB8ls5GAQAHBhAGMF7UIkXYBN3Tsz2bfYGsKoWh5Via5guxv3jMNRojbjI403Ptl_2AXvY78225TVi7uwM7Mex8sNVhx9Q2AElc9mvuqOXCvSxmaGU21nz1IqIiWr0ofV6KBxKjncezAWQgLYCaIw77rkMs0ImCehi6S1rMier8VWAwZPXfaHeB55X6Tgg.jpg" width="1200" height="630" loading="eager" /> <div class="link_preview_title">The 500x performance gap between <mark class="highlight">Node</mark>.js version managers (and why you might not care)</div> <div class="link_preview_description">Links that I found useful this week:</div> </a>https://channel.meo-ai.com/posts/389https://channel.meo-ai.com/posts/389Wed, 18 Jun 2025 06:36:30 GMT<a href="/search/result?q=%23Node" title="#Node">#Node</a> 爬虫库推荐<br /><br /><a href="https://blog.apify.com/best-javascript-web-scraping-libraries/" target="_blank" rel="noopener" title="https://blog.apify.com/best-javascript-web-scraping-libraries/">https://blog.apify.com/best-javascript-web-scraping-libraries/</a><a class="tgme_widget_message_link_preview" href="https://blog.apify.com/best-javascript-web-scraping-libraries" target="_blank" rel="noopener" title="We've been scraping with JS for a decade. This selection of 5 libraries is informed by our experience of using them."> <div class="link_preview_site_name accent_color">Apify Blog</div> <img class="link_preview_image" alt="The best JavaScript web scraping libraries in 2025" src="/static/https://cdn4.telesco.pe/file/ocfejlJAE9pZ4X-KXqdD2At5OIZU5b_oHUZOjcb6v4mP7S-JvNVb8CD1dcZnOPgO4Qs9DE5LXLL2z9SVO5ngYnJL-kwxwpaRbb7avmeSftIDoOm78QVDUx7xrPIK7PkcHW3h1YKMcNhc9zFGfHkOO-tDTbeWon9S-4J-LHR0QSvbEROAydNVJvVDFov69VvgYuAmaWXr2ZvonyQ20Kv8y9v5D19ZxuB-UP7VONYKRHo52Fkqs3xcyvCbDahs8XhwX4MpW_EMNWsodckFJ0LsUPPdL2qC8HHbDUHnlMWU-g_hjTt9zlkjRrsiW_pUBQGvnqyXiu9E1VPTccmt8Mg7lg.jpg" width="1200" height="630" loading="eager" /> <div class="link_preview_title">The best JavaScript web scraping libraries in 2025</div> <div class="link_preview_description">We've been scraping with JS for a decade. This selection of 5 libraries is informed by our experience of using them.</div> </a>https://channel.meo-ai.com/posts/388https://channel.meo-ai.com/posts/388Wed, 18 Jun 2025 06:28:05 GMT<a href="/search/result?q=%23Node" title="#Node">#Node</a> <mark class="highlight">Node</mark>.js 通过发布 Amaro v1.0.0 迈向稳定的 TypeScript 支持，这一进展有望将 TypeScript 从“实验性”提升为“稳定”功能，为开发者带来更可靠、无需额外工具的开发体验，尽管仍面临生态兼容性和 LTS 版本支持的挑战。<br /><br /><a href="https://socket.dev/blog/node-js-moves-toward-stable-typescript-support-with-amaro-1-0" target="_blank" rel="noopener" title="https://socket.dev/blog/node-js-moves-toward-stable-typescript-support-with-amaro-1-0">https://socket.dev/blog/node-js-moves-toward-stable-typescript-support-with-amaro-1-0</a><a class="tgme_widget_message_link_preview" href="https://socket.dev/blog/node-js-moves-toward-stable-typescript-support-with-amaro-1-0" target="_blank" rel="noopener" title="Amaro 1.0 lays the groundwork for stable TypeScript support in Node.js, bringing official .ts loading closer to reality."> <div class="link_preview_site_name accent_color">socket.dev</div> <img class="link_preview_image" alt="Node.js Moves Toward Stable TypeScript Support with Amaro 1.0" src="/static/https://cdn4.telesco.pe/file/FGGcVKGNf_ylXzPlNMIC9J7Dtd6HykoQeHLfuwkyo-M4RUzZZpxSuN7Uj8kaJJoIiSYHxfHMqifpVbN4CsAFwwSEn9ZXtnbeBIdmra0kxBBXDm3YFmbFLFHG0cdnkZUlayk8YAtU2L4iSnbrA3mtoMWEOY3v05pKeIatShoGvS6-Le_1uxn3bzmk5_jlUrKfiRlqnNHIXpbZccY4JThNU2Cqlm1AdY520_ctp1tu3vCqXT-6QRudq7UQVhPdmf7991VoaRiv0clNpK9Z75p7z9fPP_8C2S8Wa0SX-sXPuz2cxPqhxiRQ9BAzftNWji4hoysVh2Opwaa2XbePeoo3Kg.jpg" width="1200" height="630" loading="eager" /> <div class="link_preview_title"><mark class="highlight">Node</mark>.js Moves Toward Stable TypeScript Support with Amaro 1.0</div> <div class="link_preview_description">Amaro 1.0 lays the groundwork for stable TypeScript support in <mark class="highlight">Node</mark>.js, bringing official .ts loading closer to reality.</div> </a>https://channel.meo-ai.com/posts/351https://channel.meo-ai.com/posts/351Thu, 08 May 2025 04:24:33 GMT<a href="/search/result?q=%23%E6%96%87%E7%AB%A0" title="#文章">#文章</a> <a href="/search/result?q=%23Node" title="#Node">#Node</a> 通过案例介绍Node.js里面各种流Stream以及处理方案<br /><br /><a href="https://www.sitepoint.com/node-js-streams-with-typescript/" target="_blank" rel="noopener" title="https://www.sitepoint.com/node-js-streams-with-typescript/">https://www.sitepoint.com/node-js-streams-with-typescript/</a><a class="tgme_widget_message_link_preview" href="https://sitepoint.com/node-js-streams-with-typescript" target="_blank" rel="noopener" title="Learn how to leverage Node.js streams with TypeScript for efficient data processing. This guide covers all stream types with practical examples for handling large files and real-time data."> <div class="link_preview_site_name accent_color">Sitepoint</div> <img class="link_preview_image" alt="Node.js Streams with TypeScript — SitePoint" src="/static/https://cdn4.telesco.pe/file/LUMIBX0S-GSLgxUNq6MkM6XuWyYEKYyd6Bd21iVQaUPcJ9I5IshKX-WWVuC4hf2iMq64HvoF-sExQiVxHHkq42o1sjW95n6wLViInOBusiwiTE-b7yvVoadJcPwnpggrC08d-aQK4xOFCo_Z5-1IxuuMbyEFvNZIe8S_XPqLNmvQcxMtuHVNJ--hasNQsaN1d_XnZXUKxIZPUn5JwgEoJplclkWoonYa8kTZig6SX7IOWIWdRUk5n-hgt4Z_AuTS8Ixa9suBlGXm3g5DWmTDXkakzqXtYQ56nYnfDWmO3pODSLfukeT3B65m56GPDoQmqe4weHNEXWYdEW8aL7JL0g.jpg" width="1200" height="630" loading="eager" /> <div class="link_preview_title"><mark class="highlight">Node</mark>.js Streams with TypeScript — SitePoint</div> <div class="link_preview_description">Learn how to leverage <mark class="highlight">Node</mark>.js streams with TypeScript for efficient data processing. This guide covers all stream types with practical examples for handling large files and real-time data.</div> </a>https://channel.meo-ai.com/posts/285https://channel.meo-ai.com/posts/285Mon, 24 Mar 2025 00:57:16 GMT<a href="/search/result?q=%23Node" title="#Node">#Node</a> TSC 决定从未来版本（25 及以上）的 <mark class="highlight">Node</mark>.js 中移除 Corepack，但 <mark class="highlight">Node</mark>.js 24 及更早版本仍将包含 Corepack 作为实验性功能。<br /><br /><a href="https://socket.dev/blog/node-js-tsc-votes-to-stop-distributing-corepack" target="_blank" rel="noopener" title="https://socket.dev/blog/node-js-tsc-votes-to-stop-distributing-corepack">https://socket.dev/blog/node-js-tsc-votes-to-stop-distributing-corepack</a><a class="tgme_widget_message_link_preview" href="https://socket.dev/blog/node-js-tsc-votes-to-stop-distributing-corepack" target="_blank" rel="noopener" title="Corepack will be phased out from future Node.js releases following a TSC vote."> <div class="link_preview_site_name accent_color">socket.dev</div> <img class="link_preview_image" alt="Node.js TSC Votes to Stop Distributing Corepack" src="/static/https://cdn4.telesco.pe/file/oLEPihBVMe7SOUw1N2-Mjf3PY8GIg6o99xFAcijytx05Z-_zZaNi-SxzPDSKsxvA64pzPFhs1Q3Ac05eYdur9l1BoyWACjHBDwjqycEC8T6fked7NR1gQBS6g1Rmps0ezMFrquB_3dv_X8jRMx11jTRr71vGJAKtK1BtPNe2SaxRIKmBtZ0D408AGGF732bQtFl-rPaI5vEwFN8keU0-lH53umicoYoLZmWtOFer-4wIxLJhtU_tBaMeTLuy9Tub805u-nI_M8EZALd97NoWrJ5Yme6LnM-Vadw1yGMgfxoYhX3tF4kmY4AvJjuAbtneHJ2dtO8Io2B5MU1rfqNcCw.jpg" width="1200" height="630" loading="eager" /> <div class="link_preview_title"><mark class="highlight">Node</mark>.js TSC Votes to Stop Distributing Corepack</div> <div class="link_preview_description">Corepack will be phased out from future <mark class="highlight">Node</mark>.js releases following a TSC vote.</div> </a>