[PR #1271] [MERGED] [Store] feat: introduce tired backend

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kvcache-ai/Mooncake#2120

bsakaguchi commented

2026-10-29 21:32:57 +00:00

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📋 Pull Request Information

Original PR: https://github.com/kvcache-ai/Mooncake/pull/1271
Author: @YiXR
Created: 12/24/2025
Status: ✅ Merged
Merged: 12/25/2025
Merged by: @stmatengss

Base: P2P-Mooncake-Store ← Head: xinyi/tiered-backend

📝 Commits (1)

92e557e [Store] feat: introduce tired backend

📊 Changes

8 files changed (+986 additions, -0 deletions)

View changed files

➕ mooncake-store/include/tiered_cache/cache_tier.h (+86 -0)
➕ mooncake-store/include/tiered_cache/copier_registry.h (+86 -0)
➕ mooncake-store/include/tiered_cache/data_copier.h (+90 -0)
➕ mooncake-store/include/tiered_cache/tiered_backend.h (+197 -0)
📝 mooncake-store/src/CMakeLists.txt (+3 -0)
➕ mooncake-store/src/tiered_cache/copier_registry.cpp (+41 -0)
➕ mooncake-store/src/tiered_cache/data_copier.cpp (+116 -0)
➕ mooncake-store/src/tiered_cache/tiered_backend.cpp (+367 -0)

📄 Description

Description

Type of Change

Types
- Bug fix
- New feature
  - Transfer Engine
  - Mooncake Store
  - Mooncake EP
  - Integration
  - P2P Store
  - Python Wheel
- Breaking change
- CI/CD
- Documentation update
- Other

How Has This Been Tested?

Checklist

I have performed a self-review of my own code.
I have updated the documentation.
I have added tests to prove my changes are effective.

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/kvcache-ai/Mooncake/pull/1271 **Author:** [@YiXR](https://github.com/YiXR) **Created:** 12/24/2025 **Status:** ✅ Merged **Merged:** 12/25/2025 **Merged by:** [@stmatengss](https://github.com/stmatengss) **Base:** `P2P-Mooncake-Store` ← **Head:** `xinyi/tiered-backend` --- ### 📝 Commits (1) - [`92e557e`](https://github.com/kvcache-ai/Mooncake/commit/92e557e4eca5ac4d0e39e22e5d3d17b0edfba7e7) [Store] feat: introduce tired backend ### 📊 Changes **8 files changed** (+986 additions, -0 deletions) <details> <summary>View changed files</summary> ➕ `mooncake-store/include/tiered_cache/cache_tier.h` (+86 -0) ➕ `mooncake-store/include/tiered_cache/copier_registry.h` (+86 -0) ➕ `mooncake-store/include/tiered_cache/data_copier.h` (+90 -0) ➕ `mooncake-store/include/tiered_cache/tiered_backend.h` (+197 -0) 📝 `mooncake-store/src/CMakeLists.txt` (+3 -0) ➕ `mooncake-store/src/tiered_cache/copier_registry.cpp` (+41 -0) ➕ `mooncake-store/src/tiered_cache/data_copier.cpp` (+116 -0) ➕ `mooncake-store/src/tiered_cache/tiered_backend.cpp` (+367 -0) </details> ### 📄 Description ## Description  ## Type of Change * Types - [ ] Bug fix - [ ] New feature - [ ] Transfer Engine - [ ] Mooncake Store - [ ] Mooncake EP - [ ] Integration - [ ] P2P Store - [ ] Python Wheel - [ ] Breaking change - [ ] CI/CD - [ ] Documentation update - [ ] Other ## How Has This Been Tested?  ## Checklist - [ ] I have performed a self-review of my own code. - [ ] I have updated the documentation. - [ ] I have added tests to prove my changes are effective. --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

bsakaguchi

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[PR #1271] [MERGED] [Store] feat: introduce tired backend #2120