[jira] [Created] (FLINK-13970) Remove or move LifoSetQueue

[Shang Yuanchun (Jira)]

TisonKun created FLINK-13970:
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             Summary: Remove or move LifoSetQueue
                 Key: FLINK-13970
                 URL: https://issues.apache.org/jira/browse/FLINK-13970
             Project: Flink
          Issue Type: Sub-task
          Components: Runtime / Coordination
    Affects Versions: 1.10.0
            Reporter: TisonKun
             Fix For: 1.10.0


Hi [~till.rohrmann] I found a class {{LifoSetQueue}} which is not into used any more. IIRC it was ever used in {{Scheduler}} and {{Instance}}. Shall we remove this class also or put it under some directory collects utils?



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