Apache DolphinScheduler is a scalable workflow scheduling system utilized in big data task orchestration. Users may encounter various issues during setup, service startup, and execution. This article compiles frequently asked questions addressing common challenges like environment dependency errors, pseudo-cluster deployment failures, and service startup issues, along with actionable solutions. Key solutions include ensuring JDK and Maven configurations are set correctly, enabling SSH passwordless login for seamless deployment, and addressing port conflicts or unstarted services to ensure a smooth operational experience with DolphinScheduler.
This article organizes frequently asked questions and detailed solutions to help users quickly locate and solve issues related to Apache DolphinScheduler.
To resolve deployment issues, ensure JDK, Maven, and database configurations are correctly set and initialized, especially for MySQL and PostgreSQL.
Service startup failures can occur due to port occupation or unstarted dependent services; checking logs and port status is crucial for troubleshooting.
Proper SSH configuration is necessary for pseudo-cluster deployment, including passwordless login for the deployment user and necessary permissions.
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