Definition: The term you're referring to is a configuration file for an App Engine service, specifically 'ActorServicePerfTest'. This file includes details about your application's performance testing setup. This file describes how to configure various aspects of the service, such as the name of the app, whether it should be deployed in production, and what kind of tests (e.g., unit, integration, etc.) are used. It can also define the minimum number of test cases required per job, which is important for managing your resources efficiently. It's an essential part of deploying and maintaining an App Engine service.
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