{
  "schema": 1,
  "phase": "before",
  "platform": "Linux-7.0.0-31-generic-x86_64-with-glibc2.43",
  "rustc": "rustc 1.99.0 (b940084d7 2026-09-28)",
  "catalog_sha256": "d1e488e4f432888beb9f643904c8bca242d1e2093f53e23e07da305d70cf7106",
  "sources_sha256": {
    "tools/measure_attribute_memory.py": "30920696fdc0868f109b8c6863132810e56297ce9d9af8b917d8d45506fb9620",
    "Cargo.toml": "3f93319c1eb70dbd7ba25cd74ef343fbf35c52c7c4752f955605c58699cbff9d",
    "Cargo.lock": "cb1e87d449114a63edd904c0559d631e8fa9feeb27efd6539aacdcfeae178876",
    "crates/horizon-world/src/attributes/entity.rs": "d165e952e0ff2d1a1b037c03df5fbc778b7e263b8f9e402cf9b0fa27c933e0c6",
    "crates/horizon-world/src/attributes/mod.rs": "3d05ce2ff10c1b68540e3c87bbd2ac65c56a2e7b7127a7865b60890a2e9a690d",
    "crates/horizon-world/examples/attribute_memory.rs": "29c0944f0a687369eb012f441c7b7f69eac95658be062bf742470f94b2ef6cd8"
  },
  "results": [
    {
      "mode": "defaults",
      "entities": 20000,
      "active_per_entity": 0,
      "samples_kib": [
        {
          "VmRSS": 175824,
          "VmHWM": 175824
        },
        {
          "VmRSS": 175820,
          "VmHWM": 175820
        },
        {
          "VmRSS": 175816,
          "VmHWM": 175816
        },
        {
          "VmRSS": 175812,
          "VmHWM": 175812
        },
        {
          "VmRSS": 175820,
          "VmHWM": 175820
        }
      ],
      "median_rss_kib": 175820,
      "median_peak_kib": 175820
    },
    {
      "mode": "active",
      "entities": 20000,
      "active_per_entity": 4,
      "samples_kib": [
        {
          "VmRSS": 175788,
          "VmHWM": 175788
        },
        {
          "VmRSS": 175824,
          "VmHWM": 175824
        },
        {
          "VmRSS": 175816,
          "VmHWM": 175816
        },
        {
          "VmRSS": 175800,
          "VmHWM": 175800
        },
        {
          "VmRSS": 175780,
          "VmHWM": 175780
        }
      ],
      "median_rss_kib": 175800,
      "median_peak_kib": 175800
    }
  ],
  "scope": "Five fresh release-process samples per case, 20,000 held-live zombie attribute maps, no instances or four instantiated attributes. RSS/peak includes allocator/runtime/catalog. Identical health-read checksum. Excludes the rest of entity/world state; no timing, rendering or FPS conclusion."
}