This section provides answers to questions that are commonly asked about Ansys HPC Platform Services (HPS).

• What are the different core services in Ansys HPC Platform Services, and what does each one do?
• What is an 'Evaluator' in Ansys HPC Platform Services?
• What is a 'Scaler' or 'Autoscaler' in Ansys HPC Platform Services?
• What is the 'Process Launcher' service and why is it necessary, especially for on-premises HPC?
• When I run the Docker Compose deployment directly from a shared file system like NFS or Lustre, some containers fail with 'permission denied' errors, especially when accessing mapped configuration files or scripts. What causes this?
• How can I deploy Ansys HPC Platform Services on an air-gapped node?
• I have defined my desired working directory path in the FILE_STORAGE variable within the .env file, but the HPC containers using the file_storage volume don't seem to write data there. Where is the data going, and how do I fix it?
• How can I configure the Data Transfer Service container to use a specific network share or host directory for its project file staging area instead of using its default location?
• When transferring many or large jobs using Ansys HPC Manager, my host's /var partition fills up. Why does this happen and what are the solutions?