TencentOS "Wujing": Server Memory Multi-Level Offloading Solution for Cloud Data Centers

TencentOS “Wujing” provides a server‑memory multi‑level offloading framework that uses kernel‑side reclamation, heat‑aware page classification, SWAP balancing, and CXL promotion to shift cold pages to cheaper storage, cutting data‑center memory use by up to 50 % while preserving performance.

DAMONLinux kernelMemory Optimization

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TencentOS "Wujing": Server Memory Multi-Level Offloading Solution for Cloud Data Centers

Tencent Cloud Developer

Nov 11, 2022 · Databases

How KeeWiDB Solves Redis’s Memory Cost with Tiered Storage & Async I/O

KeeWiDB, a next‑generation distributed KV store from Tencent Cloud, combines a proxy layer, multi‑node service layer, tiered hot‑cold data placement, multi‑threaded and coroutine‑based processing, persistent memory caching, direct I/O, and enhanced replication to address Redis’s memory cost, scalability, and latency challenges.

Async IOKV StoreReplication

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How KeeWiDB Solves Redis’s Memory Cost with Tiered Storage & Async I/O