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YDB doesn't use Zookeeper. The system is built of tablets, every tablet implements distributed consensus algorithm. There are different types of tablets in the
by fomichev3000 4y ago
YDB doesn't use Zookeeper. The system is built of tablets, every tablet implements distributed consensus algorithm. There are different types of tablets in the system, say SchemeShard is tablet that stores metadata, table schema for instance. DataShard stores table partition data.
- asadawadia 4y agoWhich consensus algorithm? I don't see raft in the codebase
- fomichev3000 4y agoWe have consensus protocol over shared log. Some details you can find in a power point presentation at this page https://2019.hydraconf.com/2019/talks/muxomfgqembsb3st7i3ci/ https://2019.hydraconf.com/2019/talks/muxomfgqembsb3st7i3ci/