阿里云
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data
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状态 data
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send data 状态
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mysqlsenddata状态
mysqlsenddata状态
服务器load avarage 很高,mysql 好多语句处于 sending data 状态,在线! 非常急! 求高手现身!
服务器现在top 查看的时候,load average 非常高 ,如图:我做了如下操作:进入mysql show processlist; 看了一下,有许多查询处于sending data阶段,查了下对应的sql语句已经加入了index 结构上已经做了处理目前想不出其他解决方案,还请 大神们帮忙
mysql sending data状态时间花费太大
select * from searchzh where modified_date > '2009-09-02 14:45:22'; 一条mysql查询语句的性能:sending data 耗时10分钟。。。。 +--------------------------------+-----------+ | Status | Duration | +-----------------...
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数据湖构建
数据湖构建服务作为云原生数据湖架构核心组成部分,帮助用户简单快速地构建云原生数据湖解决方案。数据湖构建提供湖上元数据统一管理、企业级权限控制,并无缝对接多种计算引擎,打破数据孤岛,洞察业务价值。
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大数据计算
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数据湖构建
数据湖构建服务作为云原生数据湖架构核心组成部分,帮助用户简单快速地构建云原生数据湖解决方案。数据湖构建提供湖上元数据统一管理、企业级权限控制,并无缝对接多种计算引擎,打破数据孤岛,洞察业务价值。
免费试用
管理控制台
产品文档
产品简介
用户指南
相关推荐
对象存储 OSS
大数据计算