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Dataphin:Real-time mode checkpoint configuration

Last Updated:Jun 23, 2026

Checkpoints in real-time tasks save the task status to persistent storage, enabling restoration to the pre-crash state after an unexpected failure.

Procedure

  1. For more information, see the real-time mode configuration entry to access the Real-time Mode configuration page.

  2. On the configuration panel, in the Checkpoint Configuration section, configure the checkpoint parameters.

    image

    Important

    If you configure the checkpoint both here and in Runtime Parameter, the following logic applies:

    • If the checkpoint is not set here, the Runtime Parameter configuration is applied.

    • If the checkpoint is set here, this configuration overrides the Runtime Parameter setting.

    Parameter

    Description

    System Checkpoint Interval

    The time interval for executing checkpoints. Default: 180 seconds. You can specify the value in days, hours, minutes, or seconds. If left blank, checkpoints are disabled.

    Minimum Time Interval Between Two System Checkpoints

    The minimum time between two consecutive system checkpoints. Default: 180 seconds. You can specify the value in days, hours, minutes, or seconds.

    Important

    Set this parameter when the maximum degree of parallelism for checkpoints is 1.

  3. Click OK to finalize the checkpoint configuration for real-time mode.