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Posted to dev@hive.apache.org by "zhaojk (Jira)" <ji...@apache.org> on 2021/01/18 07:11:00 UTC

[jira] [Created] (HIVE-24650) hiveserver2 memory usage is extremely high, GC unable to recycle

zhaojk created HIVE-24650:
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             Summary: hiveserver2 memory usage is extremely high, GC unable to recycle
                 Key: HIVE-24650
                 URL: https://issues.apache.org/jira/browse/HIVE-24650
             Project: Hive
          Issue Type: Bug
          Components: HiveServer2
    Affects Versions: 3.1.0
         Environment: hive3.1.0
            Reporter: zhaojk
         Attachments: 1.png, 2.png, 3.png

HDP's HiveServer2 is using 80GB of memory (HEAP is configured with 74GB), and when the memory is full, there will be frequent Full GC, and then the memory cannot be recycled, resulting in a service exception.Analyze memory usage.The details at

https://blog.csdn.net/Small_codeing/article/details/112601226



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