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Posted to hdfs-dev@hadoop.apache.org by "yuyanlei (Jira)" <ji...@apache.org> on 2022/08/09 09:04:00 UTC

[jira] [Resolved] (HDFS-16725) There is a memory-related problem about HDFS namenode

     [ https://issues.apache.org/jira/browse/HDFS-16725?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

yuyanlei resolved HDFS-16725.
-----------------------------
    Resolution: Duplicate

> There is a memory-related problem about HDFS namenode
> -----------------------------------------------------
>
>                 Key: HDFS-16725
>                 URL: https://issues.apache.org/jira/browse/HDFS-16725
>             Project: Hadoop HDFS
>          Issue Type: Task
>          Components: hdfs, namanode
>    Affects Versions: 2.7.2
>            Reporter: yuyanlei
>            Priority: Minor
>         Attachments: 图片_lanxin_20220809153722.png
>
>
> * The Namenode of HDFS is currently set to 280G memory. By checking the memory status through PMAP, it is found that [heap] occupies a lot of memory, which seems to be related to malloc ，Have you encountered any similar problems.
>  * This is a screenshot:



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