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Add off-heap memory cache architecture analysis for ZipDrive’s memory tier #44

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Add off-heap memory cache architecture analysis for ZipDrive’s memory tier #44

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Initial plan
Copilot Apr 6, 2026
46484b3
docs: add off-heap memory cache architecture analysis
Copilot Apr 6, 2026
f8d8783
docs: restore cache doc scope notes
Copilot Apr 6, 2026
f46d66a
docs: correct cache design line counts
Copilot Apr 6, 2026
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9 changes: 5 additions & 4 deletions src/Docs/CACHING_DESIGN.md
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Expand Up @@ -19,10 +19,11 @@
- `DiskStorageStrategy` → MemoryMappedFile for large files
- `ObjectStorageStrategy<T>` → any object (ZIP structure, metadata)

**Related Documents**:
- This document describes the **File Content Cache** (decompressed file data)
- For the **ZIP Structure Cache** (parsed Central Directory metadata), see [`ZIP_STRUCTURE_CACHE_DESIGN.md`](ZIP_STRUCTURE_CACHE_DESIGN.md)
- For **formal requirements and scenarios**, see [`openspec/specs/file-content-cache/spec.md`](../../openspec/specs/file-content-cache/spec.md)
**Related Documents**:
- This document describes the **File Content Cache** (decompressed file data)
- For the **ZIP Structure Cache** (parsed Central Directory metadata), see [`ZIP_STRUCTURE_CACHE_DESIGN.md`](ZIP_STRUCTURE_CACHE_DESIGN.md)
- For analysis and a proposed **off-heap memory-tier allocator**, see [`MEMORY_CACHE_ARCHITECTURE_DESIGN.md`](MEMORY_CACHE_ARCHITECTURE_DESIGN.md)
- For **formal requirements and scenarios**, see [`openspec/specs/file-content-cache/spec.md`](../../openspec/specs/file-content-cache/spec.md)

**Two-Level Caching Architecture**:
```
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