mapleFU / rocksdb-eight-legged

eight-legged essay for RocksDB. Just a learning Project

RocksDB Eight Legged

RocksDB 是一个有无数用户的大型项目，最初是 fork 自 leveldb 的一个对 SSD 友好的 LSM-KV 项目，如今已经是用户无数、用例无数、功能无数的银河战舰。如今，RocksDB 的参数和调参都需要技术人员阅读半天代码和技术文档，才能进行玄学调参。同时，虽然 RocksDB 大部分功能的稳定性久经社区考验，但是一些奇妙新功能可能还是没那么多很好的实践。

本项目作为一个收集器，尝试汇总 RocksDB 的材料。

Official

• RocksDB Wiki: https://github.com/facebook/rocksdb/wiki
• RocksDB Blogs: https://rocksdb.org/blog/

Papers:

• CIDR'17: Optimizing Space Amplification in RocksDB
• FAST'20: Characterizing, Modeling, and Benchmarking RocksDB Key-Value Workloads at Facebook
• FAST'21: Evolution of Development Priorities in Key-value Stores Serving Large-scale Applications: The RocksDB Experience
• TOS'21: RocksDB: Evolution of Development Priorities in a Key-value Store Serving Large-scale Applications
• SIGMOD'23: Disaggregating RocksDB: A Production Experience

Interesting use cases

• MyRocks
  • ERUOSYS'18: Reducing DRAM Footprint with NVM in Facebook
  • VLDB'20: MyRocks: LSM-Tree Database Storage Engine Serving Facebook's Social Graph
• TiKV:
  • WriteStall 相关的博客：https://www.pingcap.com/blog/how-to-troubleshoot-rocksdb-write-stalls-in-tikv/
  • https://github.com/tikv/rfcs/blob/master/text/0067-substitute-rocksdb-write-stall.md
  • https://github.com/tikv/rfcs/blob/master/text/0093-rocksdb-per-region.md