[jira] [Created] (FLINK-10228) Add metrics for netty direct memory consumption

[Shang Yuanchun (Jira)]

Ted Yu created FLINK-10228:
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             Summary: Add metrics for netty direct memory consumption
                 Key: FLINK-10228
                 URL: https://issues.apache.org/jira/browse/FLINK-10228
             Project: Flink
          Issue Type: Improvement
            Reporter: Ted Yu


netty direct memory usage can be exposed via metrics so that operator can keep track of memory consumption.



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