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WLock

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58 Tech
58 Tech
Nov 17, 2022 · Backend Development

Design and Migration Strategies for the WLock Distributed Lock Service

The article presents the architecture of WLock, a Paxos‑based distributed lock service, analyzes key isolation schemes, evaluates cluster expansion and splitting, and details a multi‑step key migration process—including forward and reverse migration, node scaling, and consistency safeguards—to achieve high‑availability and isolated lock handling in multi‑tenant environments.

Cluster ScalingKey MigrationPaxos
0 likes · 18 min read
Design and Migration Strategies for the WLock Distributed Lock Service
58 Tech
58 Tech
May 10, 2022 · Backend Development

Understanding Distributed Locks: Java Native Locks, RedissonLock, RedLock, and WLock – Concepts, Algorithms, and Source Code Analysis

This article explains the need for distributed locks, compares Java native and JUC locks, details Redis‑based implementations such as RedissonLock and RedLock, introduces the WLock solution with WPaxos and RocksDB, and provides complete source‑code walkthroughs for lock acquisition and release.

Java concurrencyRedisRedisson
0 likes · 31 min read
Understanding Distributed Locks: Java Native Locks, RedissonLock, RedLock, and WLock – Concepts, Algorithms, and Source Code Analysis