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Posted to hdfs-dev@hadoop.apache.org by "Attila Doroszlai (Jira)" <ji...@apache.org> on 2019/10/18 11:34:00 UTC

[jira] [Created] (HDDS-2331) Client OOME due to buffer retention

Attila Doroszlai created HDDS-2331:
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             Summary: Client OOME due to buffer retention
                 Key: HDDS-2331
                 URL: https://issues.apache.org/jira/browse/HDDS-2331
             Project: Hadoop Distributed Data Store
          Issue Type: Bug
          Components: Ozone Client
    Affects Versions: 0.5.0
            Reporter: Attila Doroszlai


Freon random key generator exhausts default heap after just few hundred 1MB keys.  Heap dump on OOME reveals 150+ instances of {{ContainerCommandRequestMessage}}, each with 16MB {{byte[]}}.



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