View job results and logs

Last Updated: May 03, 2017

View execution records

  1. Log on to Alibaba Cloud E-MapReduce Console Plan Execution Page.

  2. Click Running records in the right-side operation items to enter the execution records page.runinstance

    • Execution sequence ID: The sequence of execution for the corresponding record, indicating the ordinal position in the whole execution queue. For example, 1 stands for the first position of execution while n stands for the n-th position.

    • Running status: The running status of each execution record.

    • Start time: The time when the execution plan starts to run.

    • Running time: The total running time until the page is viewed.

    • Execution cluster: The cluster run by the execution plan, can be either a cluster on demand or an existing associated cluster. Click to view the cluster details page.

    • Operation

      • View the job list: Click this button to enter the job list of a single execution plan to view the execution condition of each job.

Job record view

Here you can view the job list in execution records of a single execution plan and specific details of each job.

  • Job execution ID: A corresponding ID will be created each time a job is executed, and this ID is different from the job ID. The job execution ID is the unique record identifier to view the logs on OSS.

  • Job name: The name of the job.

  • Status: The running status of the job.

  • Job type: The type of job.

  • Start time: The time when the job starts to run; it has been converted into local time.

  • Running time: The total running time (in seconds) of this job.

  • Operation

    • Stop the job: A job can be stopped if it is in the process of submission or running. If a job is in submission, stopping it will cancel execution. If the job is running, it will be killed.

    • stdout: Records all output content from standard output (that is, Channel 1) of the master process. If log saving for the cluster where jobs are run is not enabled, this viewing function cannot be executed.

    • stderr: Records all output content from diagnostic output (that is, Channel 2) of the master process. If log saving for the cluster where jobs are run is not enabled, this viewing function cannot be executed.

    • View the job instance: To view the log of all job worker nodes. If log saving for the cluster where jobs are run is not enabled, this viewing function cannot be executed.

Job worker log view

Here you can view the log of all job worker nodes.

  • Elastic Compute Service (ECS) instance ID/IP: The ECS instance ID of a running job and the corresponding Intranet IP address.

  • Container ID: The container ID of Yarn running.

  • Type: Different log types, stdout and stderr come from different outputs.

  • Operation

    • View the log: Click different types to view the corresponding logs.
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