Monitor Workflow Services

The Montior Workflow Services standard objects can be used to track the run of Data Processing Engine definitons and Batch Management jobs. During a run, you can view details about each part that the run is broken down into. After the run is complete, you can view its status and the records which weren't processed during the run.
Available in: Lightning Experience
Available in: Monitor Workflow Services is available with Enterprise, Unlimited, and Performance Editions where Data Processing Engine or Batch Management is avaiable

The objects of Monitor Workflow Services aren't available in Object Manager of your Salesforce org.