# openraft | Databend Labs | Knowledge Base | Instagit

rust raft with improvements

GitHub Stars: 1.8k

Repository: https://github.com/databendlabs/openraft

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## Articles

### [OpenRaft Storage for Replication: Implementing the RaftLogStorage and RaftLogReader Traits](/databendlabs/openraft/openraft-storage-for-replication)

Learn how OpenRaft uses `RaftLogStorage` and `RaftLogReader` traits for flexible replication state management. Back your engine with any storage, from memory to production databases.

- Tags: deep-dive
- Published: 2026-02-28

### [What Raft State Does OpenRaft Storage Manage? Complete Technical Guide](/databendlabs/openraft/what-raft-state-does-openraft-storage-manage)

OpenRaft storage manages the complete RaftState C struct including vote history log identifiers membership configurations server role and more to ensure full consensus participation after node restarts.

- Tags: deep-dive
- Published: 2026-02-28

### [OpenRaft Storage Durability Guarantees: How Committed Entries Survive Node Crashes](/databendlabs/openraft/openraft-storage-durability-guarantees)

Understand OpenRaft storage durability guarantees. Learn how committed entries survive node crashes with serialized I/O, progress tracking, and commit-index confirmation.

- Tags: internals
- Published: 2026-02-28

### [Transaction Support in OpenRaft Storage: Implementing Atomic Raft Log Operations](/databendlabs/openraft/transaction-support-in-openraft-storage)

Implement atomic Raft log operations with transaction support in OpenRaft storage. Ensure no-hole rule for log continuity and reliable data integrity.

- Tags: deep-dive
- Published: 2026-02-28

### [OpenRaft Storage Performance Tuning: A Complete Guide to Configuration and Optimization](/databendlabs/openraft/openraft-storage-performance-tuning)

Optimize OpenRaft storage performance by tuning batch sizes, snapshot policies, and persistence settings. Learn how configuration impacts I/O and network throughput for efficient operation.

- Tags: performance
- Published: 2026-02-28

### [OpenRaft Storage Best Practices: A Complete Implementation Guide](/databendlabs/openraft/best-practices-for-openraft-storage)

Master OpenRaft storage best practices implementing RaftLogReader, RaftLogStorage, and RaftStateMachine for consensus safety. Ensure durability and atomic appends.

- Tags: best-practices
- Published: 2026-02-28

### [How to Configure OpenRaft Storage: Implementing Log and State Machine Traits](/databendlabs/openraft/how-to-configure-openraft-storage)

Configure OpenRaft storage by implementing RaftLogStorage and RaftStateMachine traits. Learn how to declare them with TypeConfig and pass instances to Raft::new for efficient log and state management.

- Tags: how-to-guide
- Published: 2026-02-28

### [Storage Backend Requirements for OpenRaft: Implementing RaftLogStorage and RaftStateMachine Traits](/databendlabs/openraft/storage-backend-requirements-for-openraft)

Explore OpenRaft storage backend requirements. Implement RaftLogStorage and RaftStateMachine traits for reliable log persistence and state machine snapshots with serialized writes and hole-free logs.

- Tags: deep-dive
- Published: 2026-02-28

### [How OpenRaft Handles State Snapshots: Policy-Driven Log Compaction](/databendlabs/openraft/how-does-openraft-handle-state-snapshots)

Learn how OpenRaft handles state snapshots using policy-driven log compaction. Discover its asynchronous pipeline for building and installing snapshots efficiently.

- Tags: internals
- Published: 2026-02-28

### [Implementing a Custom Storage Backend for OpenRaft: A Complete Guide](/databendlabs/openraft/implementing-a-custom-storage-backend-for-openraft)

Implement a custom storage backend for OpenRaft by fulfilling the RaftLogStorage and RaftStateMachine traits. Ensure atomic persistence for robust distributed systems.

- Tags: how-to-guide
- Published: 2026-02-28

### [How is Data Persisted in OpenRaft: A Complete Guide to Log and State Machine Storage](/databendlabs/openraft/how-is-data-persisted-in-openraft)

Discover how OpenRaft persists data using RaftLogStorage and RaftStateMachine. Learn about durable flushing of votes, log entries, and snapshots for robust state management.

- Tags: deep-dive
- Published: 2026-02-28

### [OpenRaft Storage Interface: Implementation Guide for Rust Raft Applications](/databendlabs/openraft/details-on-openraft-storage-interface)

Implement the OpenRaft storage interface in Rust for log persistence, state machine, and snapshot management. Connect any storage backend with this abstract interface.

- Tags: implementation-guide
- Published: 2026-02-28

### [OpenRaft Storage Implementation: A Complete Guide to Async Traits and Custom Backends](/databendlabs/openraft/understand-openraft-storage-implementation)

Explore the OpenRaft storage implementation. Learn how async traits and custom backends enable flexible log persistence and state machine application.

- Tags: deep-dive
- Published: 2026-02-28

### [Understanding the OpenRaft Storage Module: Persistence Architecture and Implementation](/databendlabs/openraft/explore-the-openraft-storage-module)

Explore the OpenRaft storage module's persistence architecture. Understand its four core traits separating log persistence, state-machine application, and snapshot management.

- Tags: internals
- Published: 2026-02-28

### [What is the Storage Interface in OpenRaft? A Complete Guide to the Storage Traits](/databendlabs/openraft/what-is-the-storage-interface-in-openraft)

Explore OpenRaft's storage interface a Rust trait set for pluggable log, vote, and snapshot persistence. Learn how to implement RaftLogStorage RaftLogReader RaftStateMachine and RaftSnapshotBuilder.

- Tags: deep-dive
- Published: 2026-02-28

### [Where to Find Storage Module Files in OpenRaft: Complete Guide to the Storage Layer](/databendlabs/openraft/where-can-i-find-the-storage-module-files-in-openraft)

Discover OpenRaft storage module files in openraft src storage and its v2 subdirectory. Learn how RaftLogStorage RaftStateMachine and RaftSnapshotBuilder define persistence.

- Tags: how-to-guide
- Published: 2026-02-28