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Type:
Bug
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Status: Closed
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: 2.0.3-alpha, 0.23.5
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Fix Version/s: 0.23.7, 2.1.0-beta
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Component/s: None
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Labels:None
The ShuffleHandler does not have any configurable limits to the number of outstanding connections allowed. Therefore a node with many map outputs and many reducers in the cluster trying to fetch those outputs can exhaust a nodemanager out of file descriptors.