=#custom-statistics-configuration>自定义统计配置</a><li role=none aria-label="开始之前 "><a href=#before-you-begin>开始之前</a><li role=none aria-label="启用自定义指标 "><a href=#enable-custom-metrics>启用自定义指标</a><li role=none aria-label="验证结果 "><a href=#verify-the-results>验证结果</a><li role=none aria-label="对值使用表达式 "><a href=#use-expressions-for-values>对值使用表达式</a><li role=none aria-label="清理 "><a href=#cleanup>清理</a><li ro