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class="vp-toc-placeholder"><aside id="toc"><!--[--><!----><!--]--><div class="vp-toc-header">此页内容<button type="button" class="print-button" title="打印"><svg xmlns="http://www.w3.org/2000/svg" class="icon print-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="print icon"><path d="M819.2 364.8h-44.8V128c0-17.067-14.933-32-32-32H281.6c-17.067 0-32 14.933-32 32v236.8h-44.8C145.067 364.8 96 413.867 96 473.6v192c0 59.733 49.067 108.8 108.8 108.8h44.8V896c0 17.067 14.933 32 32 32h460.8c17.067 0 32-14.933 32-32V774.4h44.8c59.733 0 108.8-49.067 108.8-108.8v-192c0-59.733-49.067-108.8-108.8-108.8zM313.6 160h396.8v204.8H313.6V160zm396.8 704H313.6V620.8h396.8V864zM864 665.6c0 25.6-19.2 44.8-44.8 44.8h-44.8V588.8c0-17.067-14.933-32-32-32H281.6c-17.067 0-32 14.933-32 32v121.6h-44.8c-25.6 0-44.8-19.2-44.8-44.8v-192c0-25.6 19.2-44.8 44.8-44.8h614.4c25.6 0 44.8 19.2 44.8 44.8v192z"></path></svg></button><div class="arrow end"></div></div><div class="vp-toc-wrapper"><ul class="vp-toc-list"><!--[--><li class="vp-toc-item"><a class="route-link vp-toc-link level2" href="#数据库连接">数据库连接</a></li><!----><!--]--><!--[--><li class="vp-toc-item"><a class="route-link vp-toc-link level2" href="#数据库读写性能">数据库读写性能</a></li><!----><!--]--><!--[--><li class="vp-toc-item"><a class="route-link vp-toc-link level2" href="#存储性能">存储性能</a></li><!----><!--]--></ul><div class="vp-toc-marker" style="top:-1.7rem;"></div></div><!--[--><!----><!--]--></aside></div><!--[--><!----><!--]--><div class="theme-hope-content"><h1 id="性能特点" tabindex="-1"><a class="header-anchor" href="#性能特点"><span>性能特点</span></a></h1><p>本章节从数据库连接、数据库读写性能及存储性能角度介绍IoTDB的性能特点，测试工具使用开源的时序数据库基准测试工具 <a class="route-link" href="/zh/UserGuide/V1.2.x/Tools-System/Benchmark.html">iot-benchmark</a>。</p><h2 id="数据库连接" tabindex="-1"><a class="header-anchor" href="#数据库连接"><span>数据库连接</span></a></h2><ul><li>支持高并发连接，单台服务器可支持数万次并发连接/秒。</li></ul><h2 id="数据库读写性能" tabindex="-1"><a class="header-anchor" href="#数据库读写性能"><span>数据库读写性能</span></a></h2><ul><li>具备高写入吞吐的特点，单核处理写入请求大于数万次/秒，单台服务器写入性能达到数千万点/秒；集群可线性扩展，集群的写入性能可达数亿点/秒。</li><li>具备高查询吞吐、低查询延迟的特点，单台服务器支持数千万点/秒查询吞吐，可在毫秒级聚合百亿数据点。</li></ul><h2 id="存储性能" tabindex="-1"><a class="header-anchor" href="#存储性能"><span>存储性能</span></a></h2><ul><li>支持存储海量数据，具备PB级数据的存储和处理能力。</li><li>支持高压缩比，无损压缩能够达到20倍压缩比，有损压缩能够达到100倍压缩比。</li></ul></div><!--[--><!----><!--]--><footer class="vp-page-meta"><div class="vp-meta-item edit-link"><a href="https://github.com/apache/iotdb-docs/edit/main/src/zh/UserGuide/V1.2.x/IoTDB-Introduction/Performance.md" rel="noopener noreferrer" target="_blank" aria-label="发现错误？在 GitHub 上编辑此页" class="nav-link vp-meta-label"><!--[--><svg xmlns="http://www.w3.org/2000/svg" class="icon edit-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="edit icon"><path d="M430.818 653.65a60.46 60.46 0 0 1-50.96-93.281l71.69-114.012 7.773-10.365L816.038 80.138A60.46 60.46 0 0 1 859.225 62a60.46 60.46 0 0 1 43.186 18.138l43.186 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