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Distributed Consistency

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DeWu Technology
DeWu Technology
Mar 26, 2025 · Fundamentals

Consistency Challenges and Solutions in Distributed Systems: CAP, BASE, RPC, and Messaging

To address consistency problems in distributed systems, the article explains CAP and BASE trade‑offs, shows how transactional RPC and messaging—using retries, RocketMQ two‑phase commits, Spring @TransactionalEventListener, or a local message log—can ensure atomic updates, and compares their reliability, latency, and performance impacts.

BASE theoryCAP theoremDistributed Consistency
0 likes · 12 min read
Consistency Challenges and Solutions in Distributed Systems: CAP, BASE, RPC, and Messaging
Architect
Architect
Jun 3, 2020 · Backend Development

Elasticsearch Distributed Consistency Analysis: Data Flow, PacificA Algorithm, Sequence Numbers and Checkpoints

This article provides a detailed examination of Elasticsearch's distributed consistency mechanisms, covering the shard write path, the PacificA replication algorithm, the role of SequenceNumber and Checkpoint, and a comparison of ES's implementation with the original algorithm, based on version 6.2.

CheckpointDistributed ConsistencyPacificA
0 likes · 23 min read
Elasticsearch Distributed Consistency Analysis: Data Flow, PacificA Algorithm, Sequence Numbers and Checkpoints