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    <title>FLP不可能性 on Answer</title>
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      <title>消息队列的投递语义为何如此复杂：从「精确一次」的不可能到「有效一次」的工程实践</title>
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      <title>分布式共识算法：从Paxos到Raft，为什么这个四十年前的问题依然重要</title>
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      <pubDate>Wed, 04 Mar 2026 15:42:46 +0800</pubDate>
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      <description>从FLP不可能性定理到CAP权衡，深度解析分布式共识算法的本质。涵盖Paxos两阶段协议、Raft领导者选举与日志复制、ZAB与Viewstamped Replication对比、线性一致性与顺序一致性保证、拜占庭容错、以及etcd/Kubernetes/TiDB等生产环境实践。</description>
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