{
  "id": "01a0485d-b638-7195-94bc-d7d28b517d99",
  "type": "post",
  "thread": [
    {
      "id": "01a0485d-b638-7195-94bc-d7d28b517d99",
      "depth": 0,
      "author": "Stefan Wintermeyer",
      "url": "https://vutuv.de/wintermeyer/posts/01a0485d-b638-7195-94bc-d7d28b517d99",
      "published_on": "2026-08-28",
      "in_reply_to_id": null,
      "author_username": "wintermeyer",
      "body_markdown": "Great engineering story from Cloudflare: optimizing a DNS cache entry from 953 to 420 bytes freed ~100 TB of RAM. At 250 billion cache entries, even saving a single byte matters.\n\nAnd the best part: using less memory also made it faster.\n\nhttps://blog.cloudflare.com/dns-cache-memory-optimization-1111/",
      "in_reply_to_author": null
    }
  ],
  "description": "Great engineering story from Cloudflare: optimizing a DNS cache entry from 953 to 420 bytes freed ~100 TB of RAM. At 250 billion cache entries, even saving a single byte matters.",
  "title": "Stefan Wintermeyer · 2026-08-28",
  "author": {
    "name": "Stefan Wintermeyer",
    "username": "wintermeyer",
    "url": "https://vutuv.de/wintermeyer"
  },
  "replies": [],
  "url": "https://vutuv.de/wintermeyer/posts/01a0485d-b638-7195-94bc-d7d28b517d99",
  "formats": {
    "json": "https://vutuv.de/wintermeyer/posts/01a0485d-b638-7195-94bc-d7d28b517d99.json",
    "text": "https://vutuv.de/wintermeyer/posts/01a0485d-b638-7195-94bc-d7d28b517d99.txt",
    "markdown": "https://vutuv.de/wintermeyer/posts/01a0485d-b638-7195-94bc-d7d28b517d99.md",
    "xml": "https://vutuv.de/wintermeyer/posts/01a0485d-b638-7195-94bc-d7d28b517d99.xml"
  },
  "tags": [
    "dns",
    "Cloudflare",
    "Cache"
  ],
  "in_reply_to": null,
  "like_count": 2,
  "generated_at": "2026-08-30T07:56:34Z",
  "schema_version": 3,
  "published_on": "2026-08-28",
  "images": [],
  "review": null,
  "license": null,
  "fediverse_reaction_count": 0,
  "reply_count": 0,
  "fediverse_replies": [],
  "body_markdown": "Great engineering story from Cloudflare: optimizing a DNS cache entry from 953 to 420 bytes freed ~100 TB of RAM. At 250 billion cache entries, even saving a single byte matters.\n\nAnd the best part: using less memory also made it faster.\n\nhttps://blog.cloudflare.com/dns-cache-memory-optimization-1111/",
  "bookmark_count": 0,
  "fediverse_like_count": 0,
  "fediverse_reactions": [],
  "fediverse_reply_count": 0,
  "fediverse_repost_count": 0,
  "likers": [
    {
      "name": "Mihail Moroşan",
      "username": "morosanmihail",
      "url": "https://vutuv.de/morosanmihail"
    },
    {
      "name": "Johannes Tigges",
      "username": "johannes_tigges",
      "url": "https://vutuv.de/johannes_tigges"
    }
  ],
  "repost_count": 0,
  "thread_truncated": false,
  "verified_author_links": []
}