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      <title>MongoDB 运维入门：部署、备份与生产性能调优</title>
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      <pubDate>Mon, 31 Mar 2025 11:41:00 +0800</pubDate>
      <author>17691281867@163.com (Wenzhuo Huang)</author>
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      <description>MongoDB 运维从选型到调优：何时选 MongoDB、Replica Set 三节点部署、索引设计、mongodump 备份，以及 wiredTiger、连接池、大文档等生产踩坑。</description>
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      <title>MongoDB 分片集群实战：从 shard key 设计到 chunk 均衡的全链路</title>
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      <pubDate>Wed, 20 Nov 2024 15:00:00 +0800</pubDate>
      <author>17691281867@163.com (Wenzhuo Huang)</author>
      <guid>https://socake.github.io/posts/mongodb-sharding-practice/</guid>
      <description>很多团队把 MongoDB 分片当成&amp;quot;设个 shard key 就完事&amp;quot;，结果上线半年后发现 80% 数据在一个 shard 上、balancer 每天搬几十 GB 却怎么都追不上、某个 collection 出现 jumbo chunk 无法分裂。这篇文章把我在几套 MongoDB 分片集群上的经验整理出来，希望能让你在分片之前少走一些弯路。</description>
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