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Posted to issues@kylin.apache.org by "Jiale He (Jira)" <ji...@apache.org> on 2022/12/05 10:27:00 UTC

[jira] [Resolved] (KYLIN-5317) Change parameter kylin.metrics.hdfs-periodic-calculation-enabled to default true

     [ https://issues.apache.org/jira/browse/KYLIN-5317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jiale He resolved KYLIN-5317.
-----------------------------
    Resolution: Fixed

> Change parameter kylin.metrics.hdfs-periodic-calculation-enabled to default true
> --------------------------------------------------------------------------------
>
>                 Key: KYLIN-5317
>                 URL: https://issues.apache.org/jira/browse/KYLIN-5317
>             Project: Kylin
>          Issue Type: Bug
>          Components: Others
>            Reporter: Jiale He
>            Assignee: Jiale He
>            Priority: Major
>             Fix For: 5.0-alpha
>
>         Attachments: KYLIN-5317 优化获取 Working Dir 容量的计算方式.pdf
>
>
> Kylin 产生大量的对HDFS Namenode的请求，导致Namenode服务性能低下。从而影响整个HDFS集群的性能和稳定性。
> KYLIN-5289 中已经merge 了 Optimize the calculation method of obtaining Working Dir capacity 代码，此优化的详细Design见{color:#de350b}*附件*{color}
>  
> 本ISSUE为 KYLIN-5289 的跟进ISSUE {color:#de350b}*目的是为了*{color} 修改参数 kylin.metrics.hdfs-periodic-calculation-enabled 默认值为 true



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