Scheduler Terminology

Core – Unit of processing.
Processor – Consists of one or more cores.
Machine/Host/Node – Consists of one or more processors, memory, disk, and so on.
Resource – Machines, licenses, and so on that are used by a job.
Job – Application (or program, executable) with command line options that uses resources to produce useful results. For example, ansysedt.exe –ng –BatchSolve.
Serial Job – Job that runs on a single core.
Parallel Job – Job that runs on multiple cores (belonging to same or different machines).
Compute Cluster – Network of machines on which jobs run. Typically consists of head nodes and many compute nodes.
Service – Program that runs in the background (like an RSM service). Listens on a port. OS provides programming interface by which applications communicate with service, once machine and port number are known. Launching an executable on a remote machine requires a service to run on the remote machine.

Ansys Electromagnetics Terminology

Desktop – The main application used to accomplish a task, such as Twin Builder. The desktop may run as a GUI or as a batch command.
Engine – Application (or executable) that launches during analysis commands, to generate analysis results.
Distributed-processing – Multiple engines launched simultaneously on one or several machines. Uses ansoft_distrib (and related) license.

Related Topics

What a Scheduler Does