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<!DOCTYPE html>
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<a class="post-title-link" href="/2023/12/13/一次JPA-内存泄露问题排查/" itemprop="url">一次JPA 内存泄露问题排查</a></h1>
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2023-12-13
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384 字
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<span class="post-meta-item-text">阅读时长 ≈</span>
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2 分钟
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<div class="post-body" itemprop="articleBody">
机器：2C4G
程序：用户同步程序
现象：2023.9.15～2023.9.18之间，只要启动全量同步，10分钟内就会发生内存泄漏
排查：
1.代码查看。经查看，代码有Map引用，用于数据比较，使用后并清除，正常
2.线程排查。经查看，线程只启动了3个同步线程，线程正常范围
3.使用jmap 查看
...
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<a class="post-title-link" href="/2020/02/01/分析解决问题思维/" itemprop="url"> 分析解决问题思维</a></h1>
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<span class="post-meta-item-text">阅读时长 ≈</span>
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4 分钟
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657分析解决问题 什么是问题 期望与现状的落差部
...
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前段时间整理了mysql相关知识，对其中的知识点进行了梳理和总结，分享出来，希望对大家有所帮助
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