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疑问:架构图中所指子任务全部执行完成执行合并操作,是指子任务全部执行成功还是子任务全部执行完(包含成功失败) about ageiport HOT 1 CLOSED

alibaba avatar alibaba commented on April 27, 2024
疑问:架构图中所指子任务全部执行完成执行合并操作,是指子任务全部执行成功还是子任务全部执行完(包含成功失败)

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Comments (1)

clsaa avatar clsaa commented on April 27, 2024

子任务执行完,包含成功和失败会执行reduce,但reduce时 如果有存在失败的子任务reduce时会任务主任务失败,整个任务置为失败,不会合并

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