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