z/OS Metro/Global Mirror
This chapter describes the following z/OS Global Mirror (zGM) multi-site scenarios:
47.1 z/OS Metro/Global Mirror overview
z/OS Metro/Global Mirror (MzGM) uses Metro Mirror to replicate primary site data to a location within Metro Mirror distance limits and uses zGM to mirror primary site data to a remote location. This solution provides a 3-site high availability and disaster recovery ...