Autosys is a job scheduling tool that is used to manage and automate the execution of jobs, primarily in the context of an enterprise IT environment. It provides a centralized management console for scheduling, monitoring, and reporting on jobs and job streams. Autosys is more powerful and feature-rich than crontab and is more suited for enterprise-level scheduling needs.
Crontab, on the other hand, is a simple and lightweight scheduling tool that is built into the Unix/Linux operating system. It is used to schedule and automate the execution of commands or scripts on a regular schedule. Crontab is typically used to schedule system-level tasks such as backups, log rotations, and other maintenance tasks. Crontab is simpler to set up and use than Autosys, but it does not provide the same level of centralized management and reporting capabilities.
In summary, Autosys is a powerful and feature-rich enterprise-level scheduling tool, while Crontab is a simple and lightweight scheduling tool built into Unix/Linux.