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  • Posted in: Engine Presto

    When all metadata queries start failing with the following exception what would be the cause? 2019-04-12T18:27:04.334Z ERROR SplitRunner-184-797948 com.facebook.presto.execution.executor.TaskExecutor Error processing Split 20190412_182551_18118_2rvw8.1.0-0 ...

  • Posted in: Airflow

    There are 2 components to Airflow: 1. Airflow Webserver 2. Airflow Scheduler The Airflow scheduler monitors all tasks and all DAGs, and triggers the task instances whose dependencies have been met. DAGs not being scheduled or tasks being stuck are ...

  • Posted in: Airflow

    *This Question was asked by a customer as part of   support   ticket. Posting it   here,   might be useful for other folks in   community   as well. * We have multiple DAGs in your Prod account that are stuck. We're seeing that one task has been ...


  • Post often and win this cool cap!

    The top most frequent posters in our Community in March, April and May will win this cool cap! Ask a question, answer a question, post best practices, be creative!! More
  • Announcing Spark 2.4 on QDS

    Announcing Spark 2.4 on QDS   We are happy to announce that we have released Apache Spark 2.4 in QDS in AWS environments. It is displayed as 2.4 latest (2.4.0) in the Spark Version field of the Create New Cluster page on QDS UI. We plan to deploy into ... More