name : start-pipeline-reprocessing.rst **To start pipeline reprocessing** The following ``start-pipeline-reprocessing`` example starts the reprocessing of raw message data through the specified pipeline. :: aws iotanalytics start-pipeline-reprocessing \ --pipeline-name mypipeline Output:: { "reprocessingId": "6ad2764f-fb13-4de3-b101-4e74af03b043" } For more information, see `StartPipelineReprocessing <https://docs.aws.amazon.com/iotanalytics/latest/APIReference/API_StartPipelineReprocessing.html>`__ in the *AWS IoT Analytics API Reference*.