Global Resource Serialization (GRS) is the component within the IBM z/OS operating system responsible for enabling fair access to serially reusable computing resources, such as datasets and tape drives or virtual resources, such as lists, queues, and control blocks.
Global Resource Serialization (GRS) is the component within the IBM z/OS operating system that facilitates equitable access to serially reusable computing resources, including datasets and tape drives or virtual resources such as lists, queues, and control blocks.