[GitHub] flink issue #5161: [FLINK-7608][metric] Refactor latency statistics metric

[aljoscha]

Github user aljoscha commented on the issue:

    https://github.com/apache/flink/pull/5161
  
    So this ensures that the parent is actually a `TaskManagerJobMetricGroup`, 
right?
    
    This LGTM for me, now. Could you open a follow-up issue for the 
operator-name thing?


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