xuanyuanking commented on issue #24892: [SPARK-25341][Core] Support rolling back a shuffle map stage and re-generate the shuffle files URL: https://github.com/apache/spark/pull/24892#issuecomment-518487347 The task attempt id is not enough in this situation, because for the indeterminate stage, while a single task fails, we need a whole stage rerun, only retry the failure task will cause correctness bug, you may find more details in #22112.
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