@@ -46,13 +46,13 @@ dotnet test GridForge.slnx --configuration ReleaseLean
4646
4747| Signal | Status | Priority | Tracking |
4848| ------ | ------ | -------- | -------- |
49- | _ None_ | - | - | - |
49+ | _ None_ | - | - | - |
5050
5151## Closed Signals
5252
53- | Signal | Status | Priority | Tracking |
54- | ------ | ------ | -------- | -------- |
55- | Top-level grid indexing scales with covered hash-cell volume | Closed | High | [ ` Two-Tier Grid Spatial Index ` ] ( done/2026-08-03-two-tier-grid-spatial-index-plan.md ) |
53+ | Signal | Status | Priority | Tracking |
54+ | ------------------------------------------------------------ | ------ | -------- | ---------------------------------------------------------------------------- -------- |
55+ | Top-level grid indexing scales with covered hash-cell volume | Closed | High | [ ` Two-Tier Grid Spatial Index ` ] ( done/2026-08-03-two-tier-grid-spatial-index-plan.md ) |
5656
5757### Signal: Top-Level Grid Indexing Scales With Covered Hash-Cell Volume
5858
@@ -73,13 +73,13 @@ automatically classified oversized grids into a fixed-point BVH, and scans
7373active grids when a query's empty cell volume would cost more. The internal
747464-cell threshold was selected from measured 64/512/4,096 candidates.
7575
76- | Workload | Baseline median / allocation | After | Confirmation |
77- | --- | ---: | ---: | ---: |
78- | Register 64 adjacent grids | 2.073 ms / 1,126,352 B | 1.854 ms / 1,124,144 B | 1.755 ms / 1,124,144 B |
79- | Remove 64 adjacent grids | 1.704 ms / 25,824 B | 1.174 ms / 17,384 B | 1.186 ms / 17,672 B |
80- | Register one 24-cell-per-axis grid | 2.433 ms / 3,703,864 B | 10.1 us / 96 B | 10.0 us / 1,056 B |
81- | Oversized point lookup, 8/64/256 grids | n/a | 93.0 / 127.7 / 163.5 ns, 0 B | 92.6 / 127.9 / 154.8 ns, 0 B |
82- | Oversized bounds lookup, 8/64/256 grids | n/a | 197.6 / 225.2 / 239.3 ns, 0 B | 200.2 / 229.2 / 248.2 ns, 0 B |
76+ | Workload | Baseline median / allocation | After | Confirmation |
77+ | --------------------------------------- | --------------------------- : | ---------------------------- : | ------------------------- ---: |
78+ | Register 64 adjacent grids | 2.073 ms / 1,126,352 B | 1.854 ms / 1,124,144 B | 1.755 ms / 1,124,144 B |
79+ | Remove 64 adjacent grids | 1.704 ms / 25,824 B | 1.174 ms / 17,384 B | 1.186 ms / 17,672 B |
80+ | Register one 24-cell-per-axis grid | 2.433 ms / 3,703,864 B | 10.1 us / 96 B | 10.0 us / 1,056 B |
81+ | Oversized point lookup, 8/64/256 grids | n/a | 93.0 / 127.7 / 163.5 ns, 0 B | 92.6 / 127.9 / 154.8 ns, 0 B |
82+ | Oversized bounds lookup, 8/64/256 grids | n/a | 197.6 / 225.2 / 239.3 ns, 0 B | 200.2 / 229.2 / 248.2 ns, 0 B |
8383
8484Raw matched artifacts are retained under
8585` artifacts/benchmarks/2026-08-03-grid-spatial-index-baseline ` ,
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