Mainframe, MVS and zOS Discussion

It's a complex area it seems. Got in touch with the experts at the Washington Systems Center and it appears that we can do hardware based replication using GDPS Metro Mirror (which is based on Copy Services Manager and Hyperswap) and have a RPO of 0. But we cannot run Active-Active because that is ...

Hi

Currently involved in a situation where the primary mainframe site has SAN replication across to a secondary site using TPC-R. The distance is about 75km and we use 8Gps DWDM fibre to make the connection.

This gives us about a 4 hour RTO for DR.

Questions are being asked if we can do better ...