如何在DolphinScheduler中跟踪YARN任务状态?
原文英文,约900词,阅读约需4分钟。发表于: 。Background In DolphinScheduler, for YARN tasks such as MapReduce (MR), Spark, Flink, and even Shell tasks, the initial approach was to determine the task status based on the applicationId when a...
DolphinScheduler中的YARN任务状态跟踪由AbstractYarnTask实现,该类定义了提交和跟踪YARN任务的核心接口。任务状态包括FINISHED、FAILED和KILLED,但FINISHED并不总是表示成功,需要进一步评估。