78 Introduction to the New Mainframe: Large-Scale Commercial Computing
high-speed data movement program that efficiently and reliably moves large
amounts of data between storage devices. Global Mirror for IBM System z is a
continuous copy operation, capable of operating over long distances. It runs
unattended, without involvement by the application users. If an unrecoverable
error occurs at your primary site, the only data that is lost is data that is in transit
between the time when the primary system fails and the recovery at the recovery
site.
Other backup and recovery solutions
Rather than using one of the hardware or hardware or software-based solutions
mentioned in the previous sections, your installation might decide that a
software-only ...